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2. Fill in the missing word.
1. There is a lack…OF….clear information about GM food.
2. If we don’t find renewable sources of energy, we will end…UP…with serious problems.
3. We are…IN…danger of losing many wild flowers because of the use of chemical sprays.
4. If you have breathing problems, you must give…UP .smoking.
5. Positive changes, however small, …MAKE….a difference to the environment.
6. Many children who live in polluted cities suffer…FROM……asthma.
7. The new factory will be built…ON…..condition that it disposes of its waste responsibly.
8. By the end of May we will have…BEEN……working on the project for two years.
9. We must take care of the earth now,…OR…else future generations will suffer.
10. Try to cut..........DOWN......... on the amount of paper you use in the office.
2. Fill in the missing word.
1. There is a lack…of….clear information about GM food.
2. If we don’t find renewable sources of energy, we will end…up…with serious problems.
3. We are…in…danger of losing many wild flowers because of the use of chemical sprays.
4. If you have breathing problems, you must give…up.smoking.
5. Positive changes, however small, …makes….a difference to the environment.
6. Many children who live in polluted cities suffer…from…asthma.
7. The new factory will be built…in…..condition that it disposes of its waste responsibly.
8. By the end of May we will have…kept……working on the project for two years.
9. We must take care of the earth now,…or…else future generations will suffer.
10. Try to cut........down........... on the amount of paper you use in the office.
1. They say Shirley Temple was a gifted child.
have Shirley Temple...is said to have been....... a gifted child.
2. There’s no point in memorising facts you haven't understood.
worth It's ......no worth memorising facts.... you haven't understood.
3. They called off the meeting as the Headmaster was absent.
owing The meeting .....was called off owing to....... the Headmaster being absent.
4. I don't like being told what to wear at school.
others I don't like ...the others tell me what..... to wear at school.
5. Your photos will be delivered within 30 days of the ceremony.
your You ......will receive your photos.... within 30 days of the ceremony.
1. They say Shirley Temple was a gifted child.
have Shirley Temple.................is said to have been .................... a gifted child.
2. There’s no point in memorising facts you haven't understood.
worth It's .................not worth memorising facts............... you haven't understood.
3. They called off the meeting as the Headmaster was absent.
owing The meeting .................was called off owing to................. the Headmaster being absent.
4. I don't like being told what to wear at school.
others I don't like ............. the others told me what ................. to wear at school.
5. Your photos will be delivered within 30 days of the ceremony.
your You ..................will receive your photos............ within 30 days of the ceremony.
1. Without the help that Joe gave me, I don't think I would have finished the course. been
=> If it hadn't been for the help that John give me , I don't think I would have finished the course.
Dạng khác của đk loại 3
if it hadn't been for + N, S would (not) have V3
2. Susan doesn't intend to climb that mountain again. has
=> Susan has no intention of climbing that mountain again.
has no intention of st: ko có dự định làm gì
3. After a long hard journey, I cheered up when I saw my home again. sight
=> After a long hard journey, I cheered up when I caught sight of of my home again.
caught sight of = saw : nhìn thấy
4. I promised him that the situation would not be repeated in the future. word
=> I gave him my word that there would be no repetition of the situation in the future.
give sb word = promise : hứa
5. Dario was just about to leave for the theatre when the phone rang. point
=> Dario was on the point of leaving for the theatre when the phone rang.
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
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.
Choose the best option (A, B, C or D) to complete each of the following sentences.
1. The ........ of natural resources is being talked about by Peter's teacher.
A. preserve B. preservation C. preserver D. preservatory
2. If he had got up early yesterday morning, he ......... the bus.
A. missed B. won't miss C. wouldn't miss D. wouldn't have missed
3. Nobody wants to be the first to make sacrifice, ..........?
A. does she or he B. does anybody C. do we D. do they
4. He always ......... the crossword in the newpaper before breakfast.
A. writes B. makes C. does D. works
5. By the end of this year my father .......... in this company for 12 years.
A. have been working B. will work C. will have been working D. will be working
6. You will have to ........... your holiday if you are too ill to travel.
A. put off B. put out C. put down D. put up
7. For the last few months, the south-central coastal province .......... significantly less precipitation and prolonged drought.
A. have experienced B. experiene C. are experiencing D. have been experienced
8. There was a terrible accident last night. When I arrived at the scene, ........ ijured had been taken away.
A. an B. the C. a D. some
9. ................. I'd like to help you out, I'm afraid I just haven't got any spare money at the moment.
A. Much as B. Try as C. However D. Despite
10. She insisted that the reporter ................ her as his source of information.
A. didn't mention B. doesn't mention C. hadn't mentioned D. not mention
choose A or B which is closer in meaning to the given sentences
1:stop smoking or it's not good for both your health and the air
A:If you don't stop smoking,you will destroy your health àn the air we breathe
B:You wouldn't destroy your health and the air we bretheif you stopped smoking
2:Nuclear weapons research and develoyment leads to radioacrive contamination
A:Radioactive contamination may not happen more often if there aren't nuclear weapons research and develoyment
B:Radioactive contamination mightn't happen more often if there weren't nuclear weapons research and develoyment
3:The factory has to be responible for not treating their industrial sewage properly
A:This river wouldn't be polluted if that factory treated their industrial sewage properly
B:This river will be polluted if that factory doesn't treat industrial sewage properly
4:People throw trash everywhere.Maybe they need to be raised their awareness of visual ppollution
A:If people are more aware of visual pollution,they won't throw trash everywhere
B:If people were more aware of visual pollution,they wouldn't throw trash everywhere
5:The sale is persuading me to buy the product of filter from his company
A:If you didn''t use this filter,it wouldn't remove almost pollutants from your drinking water
B:If you use filter,it will help you remove almost pollutants from your drinking water
6:I think the mayor of this city should cut down the unnecessary light poles to save energy
A:I would cut down the unnecessary light poles if I were the mayor of this city
B:If I am responsible for this city's policy,I will cut down the unnecessary light poles
1. Climate changes will definitely cause sea levels to rise.
bound Sea levels …………will be bound to rise …………due to climate changes.
2. A number of animal species will soon face extinction.
verge A number of animal species ………………are on the verge of…………..……extinction.
3. If they hadn't helped, .the park wouldn't have been built.
help But……………for their help…………….the park wouldn't have been built.
4. The project on the Amazon rainforest will be complete by the end of week.
have The project on the Amazon rainforest ……..…will have been completed…..by the end of the week.
5. If we don't do more to prevent forest fires, there will be serious consequences for wildlife.
done There will be serious consequences for wildlife if…...nothing is done to........prevent forest fires.