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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_____________?
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 ?
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.
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
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!!!
Exercise 6 : Choose the best answer for each of the following sentences. 1._____have enough apples, she’ll make an apple pie this afternoon. A.Should she B. If she C. Will she D. Unless she 2.If you_____to me, you wouldn’t have got so much trouble. A. listened B. would listen C. had listened D. Would have listened 3.If you don’t know how to spell a word, you_____ look it up in the dictionary. A. must B. will C. should D. ought 4.If the sun _____, we _____for a walk. A. shines / will go B. shone / will go C. shone / would go D. had shone / would go 5.The campfire _____ if it _____ last night. A. wouldn’t be cancelled / hadn’t rained B. wouldn’t have been cancelled / hadn’t rained C. would have been cancelled / hadn’t rained D. will be cancelled / rains 6.But for our parents, we _____ successful in life. A. will never be B. would never be C. wouldn’t have be D. would have never been 7.If I _____ my wallet at home this morning, I _____ money for lunch now. A. leave / will have B. didn’t leave / would have C. hadn’t left / would have D. hadn’t left / would have had 8.It is too bad, Lam isn’t here. If he _____ here, he _____ what to do. A. were / would know B. is / will know C. had been / would have known D. was / would know 9.If we _____ the plans carefully, we would not have had so many serious mistakes. A. study B. had studied C. studied D. were studying 10.I will never talk to you again _____ you apologize me _____ your being rude. A. if / for B. unless / for C. or / of D. whether / or 11._____if you work harder, you will be sacked. A. Whether B. If C. However D. Unless 12.I think you should stop smoking. A. If I am you, I will stop smoking. B. If I were you, I will stop smoking. C. If I were you, I would stop smoking. D. If I had been you, I would stop smoking. 13.If you take the ice out of the fridge, it _____. A. vaporizes B. melts C. heats D. disappears 14.We should do something to protect water from being polluted _____we will have nothing to drink in the future. A. if B. whether C. or D. unless 15.Let’s knock on their door to see _____home. A. if they’re B. unless they’re C. whether they were D. if they were 16.Unless we _____more snow, we can’t go skiing. A. will have B. have C. have had D. had 17.You’ll fail the exam _____ you start revising. A. if B. until C. when D. unless 18.Unless you wash the car, you _____not drive it at the weekend. A. would B. could C. have to D. may 19.If Peter _____his car before the drive, he _____the problem of out of petrol. A. checked / will not get B. had checked / would not have got C. checks / will not have got D. would be checking / will not have got 20.He stepped on the mine, and it exploded. A.If he doesn’t step on the mine, it doesn’t explode. B.If he doesn’t step on the mine, it won’t explode. C.If he didn’t step on the mine, it wouldn’t explode. D.If he hadn’t stepped on the mine, it wouldn’t have exploded. 21. In my experiments, the liquid is cooled to 32ºF. It always freezes. A.If you cool the liquid to 32 degrees, it froze. B.If you cooled the liquid to 32 degrees, it would freeze. C.If you cool the liquid to 32 degrees, it will freeze. D.If you had cooled the liquid to 32 degrees, it would have frozen. 22.It may rain this afternoon. I hope it doesn’t because I don’t want the match to be cancelled. A. If it rains, the match is cancelled. B. If it rains, the match will be cancelled. C. if it rained, the match would be cancelled D. If it had rained, the match would have been cancelled. 23.Unfortunately, I don’t know Philosophy, so I can’t answer your question. A.If I know Philosophy, I can answer your question. B.If I know Philosophy, I will be able to answer your question. C.If I knew Philosophy, I would be able to answer your question. D.If I had known Philosophy, I would have been able to answer your question. 24._____ there are some more ideas, we can end the meeting now. A. If B. As if C. Unless D. In case 25.If he _____with us now, he _____ the beauty of nature of the National Park. A. is / can enjoy B. was / will enjoy C. has been / would enjoy D. were / could enjoy 26.If they had searched more carefully, they...the watch sooner. A. will find B. would find C. found D. would have found 27.If I had got up early, I _____ to have breakfast now. A. have B.I had C. would have D. would have had 28.I cannot buy a new computer _____ I save enough money. A. if B. even if C. unless D. as if 29.Most people you meet will be polite to you _____. A. if you are polite to them B. if you will be polite to them C. unless you are polite to them D. if you were polite to them 30.If you do so, it _____ the matter worse. A. makes only B. would only make C. will only make D. had only made 31.You _____ English fluently unless you practice it every day. A. will speak B. will not speak C. can speak D. did not speak 32.Hurry up _____ you will miss the bus and be late for school. A. if B. and C. or D. as 33.You will get a good seat if you _____ first. A. come B. came C. have come D. will come 34.Sam will not graduate_____. A. if he passed all the tests B. if he does not pass all the tests. C. unless he passes all the tests D. unless he had passed all the tests. 35.If I had time, I would go with you. A.I am free and surely go with you. B.I am too busy to go with you. C. I will go with you because I have time. D. I am free enough to go with you. 36.If Margaret hadn’t been wearing a seat belt, she.... Injured. A. has been B. would has been C. would be D. would have been 37.If I _____ the rain yesterday, I_____ ill. A. had not caught / would have been B. had not caught / would have not been C. have not caught / were not D. have not caught / would have been 38.He looked frightened as if he _____ a ghost. A. sees B. is seeing C. has seen D. had seen 39.What _____if there _____ a serious nuclear accident. A. will happen / was B. happens / were C. would happen / were D. would happen / had been
Lần sau bn vt thì cách ra cho dễ nhìn nhé~~~~
Choose the best answer for each of the following sentences. 1._____have enough apples, she’ll make an apple pie this afternoon. A.Should she B. If she C. Will she D. Unless she
2.If you_____to me, you wouldn’t have got so much trouble.
A. listened B. would listen C. had listened D. Would have listened
3.If you don’t know how to spell a word, you_____ look it up in the dictionary.
A. must B. will C. should D. ought
4.If the sun _____, we _____for a walk.
A. shines / will go B. shone / will go C. shone / would go D. had shone / would go
5.The campfire _____ if it _____ last night.
A. wouldn’t be cancelled / hadn’t rained B. wouldn’t have been cancelled / hadn’t rained C. would have been cancelled / hadn’t rained D. will be cancelled / rains
6.But for our parents, we _____ successful in life.
A. will never be B. would never be C. wouldn’t have be D. would have never been
7.If I _____ my wallet at home this morning, I _____ money for lunch now.
A. leave / will have B. didn’t leave / would have C. hadn’t left / would have D. hadn’t left / would have had
8.It is too bad, Lam isn’t here. If he _____ here, he _____ what to do.
A. were / would know B. is / will know C. had been / would have known D. was / would know
9.If we _____ the plans carefully, we would not have had so many serious mistakes.
A. study B. had studied C. studied D. were studying
10.I will never talk to you again _____ you apologize me _____ your being rude.
A. if / for B. unless / for C. or / of D. whether / or
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) ________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.
~~~~~~~~~~~~~~~~~~~~~~~~~~
Choose the best answer for each of the following sentences.
1. In my experiments, the liquid is cooled to 32oF. It always freezes.
A. If you cool the liquid to 32 degrees, it froze.
B. If you cooled the liquid to 32 degrees, it would freeze.
C. If you cool the liquid to 32 degrees, it will freeze.
D. If you had cooled the liquid to 32 degrees, it would have frozen.
2. It may rain this afternoon. I hope it doesn't because I don't want the match to be cancelled.
A. If it rains, the match is cancelled.
B. If it rains, the match will be cancelled.
C. If it rained, the match would be cancelled.
D. If it had rained, the match would have been cancelled.
3. Unfortunately, I don't know Philosophy, so I can't answer your question.
A. If I know Philosophy, I can answer your question.
B. If I know Philosophy, I will be able to answer your question.
C. If I knew Philosophy, I would be able to answer your question.
D. If I had known Philosophy, I would have been able to answer your question.
4. ______ there are some more ideas, we can end the meeting now.
A. If
B. As if
C. Unless
D. In case
5. If he ______ with us now, he _____ the beauty of nature of the National Park.
A. is / can enjoy
B. was / will enjoy
C. has been / would enjoy
D. were / could enjoy
6. If they had searched more carefully, they _____ the watch sooner.
A. will find
B. would find
C. found
D. would have found
7. If I had got up early, I _______ to have breakfast now.
A. have
B. had
C. would have
D. would have had
8. I cannot buy a new computer ____ I save enough money.
A. if
B. even if
C. unless
D. as if
9. Most people you meet will be polite to you ______ .
A. if you are polite to them
B. if you will be polite to them
C. unless you are polite to them
D. if you were polite to them
10. If you do so, it _____ the matter worse.
A. makes only
B. would only make
C. will only make
D. had only made
11. You ______ English fluently unless you practice it every day.
A. will speak
B. will not speak
C. can speak
D. did not speak
12. Hurry up ______ you will miss the bus and be late for school.
A. if
B. and
C. or
D. as
13. You will get a good seat if you ______ first.
A. come
B. came
C. have come
D. will come
14. Sam will not graduate _______ .
A. if he passed all the tests
B. if he does not pass all the tests
C. unless he passes all the tests
D. unless he had passed all the tests
Choose the best answer for each of the fllowing sentences
1. ............ if you work harder, you will be sacked.
A. Whether B. If C. However D. Unless
2. I think you should stop smoking.
A. If I am you, I will stop smoking B. If I were you, I will stop smoking
C. If I were you, I would stop smoking D. If I had been you, I would stop smoking
3. If you take the ice out of the fridge, it ...........
A. vaporizes B. melts C. heats D. disappears
4. We should do something to protect water from being polluted ........... we will have nothing to drink in the future.
A. if B. whether C. or D. unless
5. Let's knock on their door to see .......... home.
A. if they're B. unless they're C. whether they were D. if they were
6. Unless we .......... more snow, we can't go skiing.
A. will have B. have C. have had D. had
7. You'll fail the exam ........... you start revising.
A. if B. until C. when D. unless
8. Unless you wash the car, you .............. not drive it at the weekend
A. would B. could C. have to D. may
9. If Peter ............... his car before the drive, he ................ the problem of out of petrol.
A. cheked / will not get B. had checked / would not have got
C. checks / will not have got D. would be checking / will not have got
10. He stepped on the mine, and it exploded.
A. If he doesn't step on the mine, it doesn't explode.
B. If he doesn't step on the mine, it won't explode.
C. If he didn't step on the mine, it wouldn't explode.
D. If he hadn't step on the mine, it wouldn't have exploded.
II. Complete the sentences with the correct verb form in the bracket.
1. If we meet at 9:30, we (have) will have plenty of time.
2. If you (find) find a pen in the cellar, don’t mention it to anyone.
3. The zookeeper would have punished her with a fine if she (feed) had fedthe animals.
4. If you pass your examination, we (have) will have 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 will you (stay) stay ?
10. If you (swim) swim in this lake, you’ll shiver from cold.
11. Unless you (tell) tell the truth, I won’t help you.
12. You’ll get pneumonia if you (not change) don’t change your wet clothes.
13. If I had known that you couldn’t eat octopus, I (not buy) wouldn’t have boughtit.
14. If they (hang) hung that picture lower, people would be able to see it.
15. She (be)would be able to walk faster if she didn’t have such high-heel shoes.
16. I (bring)would have brought you some beer if I had known that you were thirsty.
17. If you had touched that electric cable, you (be) would have been electrocuted.
18. If the story hadn’t been true, the newspaper (not print) wouldn’t have printed it.
19. I (not buy) wouldn’t Buy things on the installment system if I were you.
20. Dan (arrive) would arrive safe if he drove slowly
1/will have
2. find
3. had fed
4. will have
5. looked
6. will happen
7. press
8. had had
9. will you stay
10. swim
11. Tell
12.don’t change
13.wouldn’t have bought
14.hung
15.would be
16.would have brought
17.would have been
18.wouldn’t have printed
19.wouldn’t buy
20.would drive
