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31 tháng 7 2016

1) If we meet at 9:30, we will have plenty of time.
2) Lisa would find the milk if she looked in the fridge.
3) The zookeeper would have punished her with a fine if she had fed the animals.
4) If you spoke louder, your classmates would understand you.
5) Dan would arrive safe if he drove slowly.
6) You would have had no trouble at school if you had done your homework.
7) If you swim in this lake, you'll shiver from cold.
8) The door will unlock if you press the green button.
9) If Mel had asked her teacher, he'd have answered her questions.
10) I would call the office if I was/were you.

31 tháng 7 2016

1) will have
2) looked
3) had fed
4) would understand
5) would arrive
6) would have had
7) swim
8) press
9) had asked
10) would call

23 tháng 3 2020

1. Should we meet at 9:30, we..will have.. plenty of time.

2. Lisa would find the milk if she..looked...(look) in the fridge.

3. The zookeeper would punish her with a fine if she..fed..(feed) the animal in the zoo.

4. If you spoke louder, your classmates....would understand...(understand) you.

5. Dat...would arrive..(arrive) safe if he drove slowly.

6. Chien..would have...(have) no trouble at school if you dial your homework.

7. If he ..swims... (swim) in this lake, you'll shiver from cold.

8. The door will unlock if you..press...(press) the green button.

9. If Mel asked her teacher, he...would have...(have) right question.

10. I...would call..(call) the office if I was/were you. Nen dung "Were" cho mọi S nha!!!

11. If we..sent...(send) an invitation, our friends would come to our party.

12. He...wouldn't understand..(not/ understand) you if you didn't talk him.

13. They..wouldn't survive.(not/ survive) in the desert if they didn't take extra water with them. Ko co "to" nha!!!

1. If we meet at 9:30, we (have) plenty of time. 2. Lisa would fine the milk if she (look) in the fridge. 3.The zookeeper would have punished her with a fine if she (feed) the animals. 4. If you spoke louder, your classmates (understand) you. 5. Dan (arrive) safely if he drove slowly. 6. You (have) no trouble at school if you had done your homework. 7. If you (swim) in this lake, you'll shiver from cold. 8. The door will unlock if you (press) the green button. 9. If Mel (ask) her...
Đọc tiếp

1. If we meet at 9:30, we (have) plenty of time.

2. Lisa would fine the milk if she (look) in the fridge.

3.The zookeeper would have punished her with a fine if she (feed) the animals.

4. If you spoke louder, your classmates (understand) you.

5. Dan (arrive) safely if he drove slowly.

6. You (have) no trouble at school if you had done your homework.

7. If you (swim) in this lake, you'll shiver from cold.

8. The door will unlock if you (press) the green button.

9. If Mel (ask) her teacher, he'd have answered her questions.

10. I(call) the office if (be) you.

11. If they (listen) carefully, they might hear the woodpecker.

12. If I had lain down on the sofa, I (will) asleep.

13. Ngoc could have worked as a model if she (ba) taller.

14. The soil (not, dry out) if you water the plants regularly.

15. If you (give) the young boy this stick, he'd hurt himself.

16. We (not take) the wrong tram if Dzung had asked the policewoman.

17. If the cat hides in the tree, the dog (not find) it.

18. The students would have solved the problems if they ( use) their textbooks.

19. If he washed his feet more often, his girlfriend (visit) him more often.

20. Manh (read) the newspaper if he went by train.

1
6 tháng 4 2020

1. If we meet at 9:30, we (have) will have plenty of time.

2. Lisa would fine the milk if she (look) looked in the fridge.

3.The zookeeper would have punished her with a fine if she (feed) had fed the animals.

4. If you spoke louder, your classmates (understand) would understand you.

5. Dan (arrive) would arive safely if he drove slowly.

6. You (have) would have had no trouble at school if you had done your homework.

7. If you (swim) swim in this lake, you'll shiver from cold.

8. The door will unlock if you (press) the green button.

9. If Mel (ask) asked her teacher, he'd have answered her questions.

10. I(call) would call the office if (be) were you.

11. If they (listen) listen carefully, they might hear the woodpecker.

12. If I had lain down on the sofa, I (will) would asleep.

13. Ngoc could have worked as a model if she (ba) were taller.

14. The soil (not, dry out) won't dry out if you water the plants regularly.

15. If you (give) gave the young boy this stick, he'd hurt himself.

16. We (not take) wouldn't have taken the wrong tram if Dzung had asked the policewoman.

17. If the cat hides in the tree, the dog (not find) won't find it.

18. The students would have solved the problems if they ( use) had used their textbooks.

19. If he washed his feet more often, his girlfriend (visit) would visit him more often.

20. Manh (read) would read the newspaper if he went by train.

Task 2: Supply the correct verb form 1. If we meet at 9:30, we (have) _________________plenty of time. 2. Lisa would find the milk if she (look) _________________ for it in the fridge. 3. What (happen) _________________if I press this button? 4. The door will be unlocked if you (press)_________________ the green button. 5. If you go to Paris, where you (stay) _________________? 6. The flight may be cancelled if the fog (get) _________________thick. 7. If the milkman (come)...
Đọc tiếp

Task 2: Supply the correct verb form

1. If we meet at 9:30, we (have) _________________plenty of time.

2. Lisa would find the milk if she (look) _________________ for it in the fridge.

3. What (happen) _________________if I press this button?

4. The door will be unlocked if you (press)_________________ the green button.

5. If you go to Paris, where you (stay) _________________?

6. The flight may be cancelled if the fog (get) _________________thick.

7. If the milkman (come) _________________, tell him to leave two pints.

8. I (call) _________________ the office if I were you.

9. Someone (sit) _________________on your glasses if you leave them there.

10. What I (do) _________________if I hear the burglar alarm?

11. Unless they turn that radio off, I (go) _________________mad.

12. If you were made redundant, what you (do) _________________?

13. If you spoke louder, your classmates (understand) _________________ you.

14. I'll probably get lost unless he (come) _________________with me.

15. You (not have) _________________ so many accidents if you drove more slowly.

16. If she (leave) _________________ the fish here, the cat will eat it.

17. Unless you (tell) __________________ the truth, I won’t help you.

18. If they (hang) ___________ that picture lower, people would be able to see it.

19. She (be) _________able to walk faster if she didn’t have such high-heel shoes.

20. Dan (arrive) _________________ safe if he drove slowly.

1
30 tháng 3 2020

Task 2: Supply the correct verb form

1. If we meet at 9:30, we (have) ________will have_________plenty of time.

2. Lisa would find the milk if she (look) _______looked__________ for it in the fridge.

3. What (happen) _______will happen__________if I press this button?

4. The door will be unlocked if you (press)_________press________ the green button.

5. If you go to Paris, where will you (stay) _________stay________?

6. The flight may be cancelled if the fog (get) ________gets_________thick.

7. If the milkman (come) _______comes__________, tell him to leave two pints.

8. I (call) _______would call__________ the office if I were you.

9. Someone (sit) ________will sit_________on your glasses if you leave them there.

10. What will I (do) ______do___________if I hear the burglar alarm?

11. Unless they turn that radio off, I (go) _____will go____________mad.

12. If you were made redundant, what would you (do) _________do________?

13. If you spoke louder, your classmates (understand) __________would understand_______ you.

14. I'll probably get lost unless he (come) __________comes_______with me.

15. You (not have) _______wouldn't have__________ so many accidents if you drove more slowly.

16. If she (leave) _______leaves__________ the fish here, the cat will eat it.

17. Unless you (tell) _______tell___________ the truth, I won’t help you.

18. If they (hang) _____hung______ that picture lower, people would be able to see it.

19. She (be) ___was ______able to walk faster if she didn’t have such high-heel shoes.

20. Dan (arrive) _____would arrive____________ safe if he drove slowly.

~~~~~~~~~~~~~~~~~~~~~~~~~~

Bài tập 1: Cho dạng đúng của động từ trong ngoặc.1. If we meet at 9:30, we (have)  _________________plenty of time.2.  If you (find) _________________ a skeleton in the cellar, don't mention it to anyone.3. The zookeeper would have punished her with a fine if she ( feed) _________________ the animals..4. If you pass your examination, we (have) _________________a celebration.  5.  Lisa would find the milk if she (look) _________________ for it in the fridge.6. What (happen)...
Đọc tiếp

Bài tập 1: Cho dạng đúng của động từ trong ngoặc.
1. If we meet at 9:30, we (have)  _________________plenty of time.

2.  If you (find) _________________ a skeleton in the cellar, don't mention it to anyone.

3. The zookeeper would have punished her with a fine if she ( feed) _________________ the animals..

4. If you pass your examination, we (have) _________________a celebration.  

5.  Lisa would find the milk if she (look) _________________ for it in the fridge.

6. What (happen) _________________if I press this button?

7.  The door will be unlocked if you (press)_________________  the green button.

8.  I should have voted for her if I (have) _________________ a vote then.

9.  If you go to Paris, where you (stay) _________________?

10.  If you (swim) _________________ in this lake, you'll shiver from cold.

11. If someone offered to buy you one of those rings, which you (choose) _________________?

 


 

6
20 tháng 8 2016

Bài tập 1: Cho dạng đúng của động từ trong ngoặc.
1. If we meet at 9:30, we (have)  _______will have__________plenty of time.

2.  If you (find) _______find__________ a skeleton in the cellar, don't mention it to anyone.

3. The zookeeper would have punished her with a fine if she ( feed) _____feeds____________ the animals..

4. If you pass your examination, we (have) ______will have___________a celebration.  

5.  Lisa would find the milk if she (look) _________looks________ for it in the fridge.

6. What (happen) _______will happen__________if I press this button?

7.  The door will be unlocked if you (press)______press___________  the green button.

8.  I should have voted for her if I (have) _______have__________ a vote then.

9.  If you go to Paris, where you (stay) ____will you stay_____________?

10.  If you (swim) ________swim_________ in this lake, you'll shiver from cold.

11. If someone offered to buy you one of those rings, which will you (choose) ____choose_____________?

 

 

20 tháng 8 2016

1. If we meet at 9:30, we (have)  will have  plenty of time.

2.  If you (find) find  a skeleton in the cellar, don't mention it to anyone.

3. The zookeeper would have punished her with a fine if she ( feed)  had fed the animals..

4. If you pass your examination, we (have) will a celebration.  

5.  Lisa would find the milk if she (look) looked for it in the fridge.

6. What (happen) will happen if I press this button?

7.  The door will be unlocked if you (press) press   the green button.

8.  I should have voted for her if I (have) had had a vote then.

9.  If you go to Paris, where you (stay) ? will you stay            

10.  If you (swim) swim in this lake, you'll shiver from cold.

11. If someone offered to buy you one of those rings, which you (choose) would you choose ?

27 tháng 1 2021

1. If we meet at 9:30, we (to have) will have plenty of time.

2. Lisa would find the milk if she (to look)  looked in the fridge.

3. The zookeeper would have punished her with a fine if she (to feed)  had fed the animals.

4. If you spoke louder, your classmates (to understand)  would understand you.

5. Dan (to arrive) would arrive safe if he drove slowly.

6. You (to have) would have had no trouble at school if you had done your homework.

7. If you (to swim) swim in this lake, you'll shiver from cold.

8. The door will unlock if you (to press) press the green button.

9. If Mel (to ask) had asked her teacher, he'd have answered her questions.

10. I (to call) would call the office if I was/were you.

26 tháng 9 2021

1 will have

2 looked

3 had fed

4 would understand

5 would arrive

6 would have had

7 swim

8 press

9 asked

10 would call

31. If we meet at 9:30, we (have) __________ plenty of time.32. Lisa would find the milk if she (look) __________ in the fridge.33. The zookeeper would have punished her with a fine if she (feed) __________ the animals.34. If you spoke louder, your classmates (understand) __________ you.35. Dan (arrive) __________ safe if he drove slowly.36. You (have) __________ no trouble at school if you had done your homework.37. If you (swim) __________ in this lake, you’ll shiver from cold.38. The door...
Đọc tiếp

31. If we meet at 9:30, we (have) __________ plenty of time.

32. Lisa would find the milk if she (look) __________ in the fridge.

33. The zookeeper would have punished her with a fine if she (feed) __________ the animals.

34. If you spoke louder, your classmates (understand) __________ you.

35. Dan (arrive) __________ safe if he drove slowly.

36. You (have) __________ no trouble at school if you had done your homework.

37. If you (swim) __________ in this lake, you’ll shiver from cold.

38. The door will unlock if you (press) __________ the green button.

39. If Mel (ask) __________ her teacher, he’d have answered her questions.

40. I (call) __________ the office if I (be) __________ you.

41. If they (listen) __________ carefully, they might hear the woodpecker.

42. If I had lain down on the sofa, I (fall) __________ asleep.

43. Ngoc could have worked as a model if she (be) __________ taller.

44. The soil (not/dry out) __________ if you water the plants regularly.

45. If you (give) __________ the young boy this stick, he’d hurt himself.

46. We (not/take) __________ the wrong tram if Dung had asked the policewoman.

47. If the cat hides in the tree, the dog (not/find) __________ it.

48. The students would have solved the problem if they (use) __________ their textbooks.

49. If he washed his feet more often, his girlfriend (visit) __________ him more often.

Manh (read) __________ the newspaper if he went by train

4
7 tháng 2 2021

31. If we meet at 9:30, we (have) ______will have____ plenty of time.

32. Lisa would find the milk if she (look) _____looked_____ in the fridge.

33. The zookeeper would have punished her with a fine if she (feed) _____had fed_____ the animals.

34. If you spoke louder, your classmates (understand) ______would understand____ you.

35. Dan (arrive) ____would arrive______ safe if he drove slowly.

36. You (have) ______would have had____ no trouble at school if you had done your homework.

37. If you (swim) _____swim_____ in this lake, you’ll shiver from cold.

38. The door will unlock if you (press) ____press______ the green button.

39. If Mel (ask) ____had asked______ her teacher, he’d have answered her questions.

40. I (call) ____would call______ the office if I (be) _____were_____ you.

41. If they (listen) ____listened______ carefully, they might hear the woodpecker.

42. If I had lain down on the sofa, I (fall) _____would have fallen_____ asleep.

43. Ngoc could have worked as a model if she (be) ______had been____ taller.

44. The soil (not/dry out) ____won't dry out______ if you water the plants regularly.

45. If you (give) ____gave______ the young boy this stick, he’d hurt himself.

46. We (not/take) ______wouldn't have taken____ the wrong tram if Dung had asked the policewoman.

47. If the cat hides in the tree, the dog (not/find) ____won't find______ it.

48. The students would have solved the problem if they (use) _______had used___ their textbooks.

49. If he washed his feet more often, his girlfriend (visit) _____would visit_____ him more often.

Manh (read) _____would read_____ the newspaper if he went by train

7 tháng 2 2021

31. If we meet at 9:30, we (have) will have plenty of time.

32. Lisa would fine the milk if she (look) looked in the fridge.

43.The zookeeper would have punished her with a fine if she (feed) had fed the animals.

34. If you spoke louder, your classmates (understand) would understand you.

35. Dan (arrive) would arive safely if he drove slowly.

36. You (have) would have had no trouble at school if you had done your homework.

37. If you (swim) swim in this lake, you'll shiver from cold.

38. The door will unlock if you (press) the green button.

39. If Mel (ask) asked her teacher, he'd have answered her questions.

40. I(call) would call the office if (be) were you.

41. If they (listen) listen carefully, they might hear the woodpecker.

42. If I had lain down on the sofa, I (will) would asleep.

43. Ngoc could have worked as a model if she (ba) were taller.

44. The soil (not, dry out) won't dry out if you water the plants regularly.

45. If you (give) gave the young boy this stick, he'd hurt himself.

46. We (not take) wouldn't have taken the wrong tram if Dzung had asked the policewoman.

47. If the cat hides in the tree, the dog (not find) won't find it.

48. The students would have solved the problems if they ( use) had used their textbooks.

49. If he washed his feet more often, his girlfriend (visit) would visit him more often.

 Manh (read) would read the newspaper if he went by train.

Cho dạng đúng của động từ trong ngoặc với câu điều kiện loại 1 1. If I (study), I (pass) the exams. 2. If the sun (shine), we (walk) into town. 3. If he (have) a temperature, he (see) the doctor. 4. If my friends (come), I (be) very happy. 5. If she (earn) a lot of money, she (fly) to New York. 6. If we (travel) to Hanoi, we (visit) the museums. 7. If you (wear) sandals in the mountains, you (slip) on the rocks. 8. If Giang (forget) her homework, the teacher (give)...
Đọc tiếp

Cho dạng đúng của động từ trong ngoặc với câu điều kiện loại 1

1. If I (study), I (pass) the exams.

2. If the sun (shine), we (walk) into town.

3. If he (have) a temperature, he (see) the doctor.

4. If my friends (come), I (be) very happy.

5. If she (earn) a lot of money, she (fly) to New York.

6. If we (travel) to Hanoi, we (visit) the museums.

7. If you (wear) sandals in the mountains, you (slip) on the rocks.

8. If Giang (forget) her homework, the teacher (give) her a low mark.

9. If they (go) to the disco, they (listen) to loud music.

10. If you (wait) a minute, I (ask) my parents.

Phần 2. Cho dạng đúng của động từ trong ngoặc với câu điều kiện loại 2

11. If I (come)................... home earlier, I (prepare)........................ dinner.

12. If we (live)..................... in HCMC, my boyfriend (visit)..................... us.

13. If Tung and Thanh (be).................. older, they (play)..................... in our football team.

14. If he (be)................. my friend, I (invite)............................ him to my birthday party.

15. If Xuan (study)............... harder, she (be)........................ better at school.

16. If they (have).................... enough money, they (buy)...................... a new car.

17. If you (do).................... a paper round, you (earn)............................ a little extra money.

18. If Minh (get)..................... more pocket money, he (ask)................... Lam out for dinner.

19. If we (win) the lottery, we (fly) to London.

20. If I (meet) Brad Pitt, I (ask) for his autograph.

Phần 3. Cho dạng đúng của động từ trong ngoặc với câu điều kiện loại 3

21. If the weather (be).................... nice, they (play)........................... football.

22. If we (go) to a good restaurant, we (have) a better dinner.

23. If An (learn)............... more words, he (write)................. a good report.

24. If the boys (take)................. the bus to school, they (arrive)....................... on time.

25. If the teacher (explain)................. the homework, I (do)....................... it.

26. If they (wait)........................... for another 10 minutes, they (see).............. the pop star.

27. If the police (come) earlier, they (arrest) the burglar.

28. If you (buy)................ fresh green vegetable, your salad (taste)................ better.

29. If Alex (ask)..................... me, I (email).................... the documents.

30. If he (speak) ........................more slowly, Peggy (understand).................. him.

Phần 4. Cho dạng đúng của động từ trong ngoặc

31. If we meet at 9:30, we (have)...................... plenty of time.

32. Lisa would find the milk if she (look)...................... in the fridge.

33. The zookeeper would have punished her with a fine if she (feed) .........................the animals.

34. If you spoke louder, your classmates (understand).......................... you.

35. Dan (arrive) ..............................safe if he drove slowly.

36. You (have) .....................no trouble at school if you had done your homework.

37. If you (swim)....................... in this lake, you’ll shiver from cold.

38. The door will unlock if you (press)............................ the green button.

39. If Mel (ask) her teacher, he’d have answered her questions.

40. I (call)................. the office if I (be)..................... you.

41. If they (listen)......................... carefully, they might hear the woodpecker.

42. If I had lain down on the sofa, I (fall)......................... asleep.

43. Ngoc could have worked as a model if she (be)........................... taller.

44. The soil (not/dry out)...................... if you water the plants regularly.

45. If you (give)...................... the young boy this stick, he’d hurt himself.

46. We (not/take)...................... the wrong tram if Dzung had asked the policewoman.

47. If the cat hides in the tree, the dog (not/find)................... it.

48. The students would have solved the problem if they (use)................... their textbooks.

49. If he washed his feet more often, his girlfriend (visit) ................him more often.

50. Manh (read) .....................the newspaper if he went by train.

3
4 tháng 3 2020

Cho dạng đúng của động từ trong ngoặc với câu điều kiện loại 1

1. study/will pass
2. shines/will walk
3. has/must see
4. come/will be
5. earns/will fly
6. travel/will visit
7. wear/may slip
8. forgets/will give
9. go/have to
10. wait/will ask

Phần 2. Cho dạng đúng của động từ trong ngoặc với câu điều kiện loại 2

11. came/would prepare
12. lived/would visit
13. were/would play
14. were/would invite
15. studied/would be
16. had/could buy
17. did/could earn
18. got/could ask
19. won/would fly
20. met/would ask

Phần 3. Cho dạng đúng của động từ trong ngoặc với câu điều kiện loại 3

21. had been/could have played
22. had gone/would have had
23. had learnt/could have written
24. had taken/could have arrived
25. had explained/could have done
26. had waited/might have seen
27. had come/could have arrested
28. had bought/would have tasted
29. had asked/would have emailed
30. had asked/could have understood

Phần 4. Cho dạng đúng của động từ trong ngoặc

31. will have
32. looked
33. had fed
34. could understand
35. would arrive
36. would have had
37. swim
38. press
39. had asked
40. would call/were
41. listened
42. could have fallen
43. had been
44. won’t dry out
45. gave
46. wouldn’t have taken
47. won’t find
48. had used
49. would visit
50. would read

4 tháng 3 2020

Cho dạng đúng của động từ trong ngoặc với câu điều kiện loại 1

1. If I (study) study, I (pass) will pass the exams.

2. If the sun (shine) shines , we (walk) will walk into town.

3. If he (have) has a temperature, he (see) will see the doctor.

4. If my friends (come) come , I (be) will be very happy.

5. If she (earn) earns a lot of money, she (fly) will fly to New York.

6. If we (travel) travel to Hanoi, we (visit) will visit the museums.

7. If you (wear) wear sandals in the mountains, you (slip) will slip on the rocks.

8. If Giang (forget) forgets her homework, the teacher (give) will give her a low mark.

9. If they (go) go to the disco, they (listen) will listen to loud music.

10. If you (wait) wait a minute, I (ask) will ask my parents.

Phần 2. Cho dạng đúng của động từ trong ngoặc với câu điều kiện loại 2

11. If I (come) came home earlier, I (prepare) would prepare dinner.

12. If we (live) lived in HCMC, my boyfriend (visit) would visit us.

13. If Tung and Thanh (be) were older, they (play) would play in our football team.

14. If he (be) were my friend, I (invite) would invite him to my birthday party.

15. If Xuan (study) studied harder, she (be) would be better at school.

16. If they (have) had enough money, they (buy) would buy a new car.

17. If you (do) did a paper round, you (earn) would earn a little extra money.

18. If Minh (get) got more pocket money, he (ask) would ask Lam out for dinner.

19. If we (win) won the lottery, we (fly) would fly to London.

20. If I (meet) met Brad Pitt, I (ask) would ask for his autograph.

Phần 3. Cho dạng đúng của động từ trong ngoặc với câu điều kiện loại 3

21. If the weather (be) had been nice, they (play) would have played football.

22. If we (go) had gone to a good restaurant, we (have) would have had a better dinner.

23. If An (learn) had learnt more words, he (write) would have written a good report.

24. If the boys (take) had taken the bus to school, they (arrive) would have arrived on time.

25. If the teacher (explain) had explained the homework, I (do) would have done it.

26. If they (wait) had waited for another 10 minutes, they (see) would have seen the pop star.

27. If the police (come) had came earlier, they (arrest) would have arrested the burglar.

28. If you (buy) had bought fresh green vegetable, your salad (taste)would have tasted better.

29. If Alex (ask) had asked me, I (email) would have emailed the documents.

30. If he (speak) had spoken more slowly, Peggy (understand) would have understanded him.

Phần 4. Cho dạng đúng của động từ trong ngoặc

31. If we meet at 9:30, we (have) will have plenty of time.

32. Lisa would find the milk if she (look) looked in the fridge.

33. The zookeeper would have punished her with a fine if she (feed) had feeded the animals.

34. If you spoke louder, your classmates (understand) would understanded you.

35. Dan (arrive) would arrived safe if he drove slowly.

36. You (have) would have had no trouble at school if you had done your homework.

37. If you (swim) swim in this lake, you’ll shiver from cold.

38. The door will unlock if you (press) press the green button.

39. If Mel (ask) had asked her teacher, he’d have answered her questions.

40. I (call) would called the office if I (be) were you.

41. If they (listen) listened carefully, they might hear the woodpecker.

42. If I had lain down on the sofa, I (fall) would have fallen asleep.

43. Ngoc could have worked as a model if she (be) had been taller.

44. The soil (not/dry out) won't dry out if you water the plants regularly.

45. If you (give) gave the young boy this stick, he’d hurt himself.

46. We (not/take) would't have taken the wrong tram if Dzung had asked the policewoman.

47. If the cat hides in the tree, the dog (not/find) won't find it.

48. The students would have solved the problem if they (use) had used their textbooks.

49. If he washed his feet more often, his girlfriend (visit) would visit him more often.

50. Manh (read) would read the newspaper if he went by train.