28. I don’t have time, so I can’t go to the movies with you.

A. If I had time, I could go to the movies with you.      B. If I didn’t have time, I could go to the movies with you.           

C. If I didn’t have time, I couldn’t go to the movies with you. 

D. If I had time, I couldn’t go to the movies with you.

29. I have never been to Canada before.

A. It is the first time I have ever been to Canada. B. It is the first time I had ever been to Canada.

C. It is the first time I have ever be to Canada. D. It is the first time I have ever been being to Canada.

30. The fire badly damaged the town hall.

A. The town hall badly damaged by the fire.    B. The town hall were badly damaged by the fire.

C. The town hall was damaged by the fire.          D. The town hall was badly damaged by the fire.

31. Although Singapore is a developed country, it is not polluted by industry

A. Due to being a developed country, Singapore is not polluted by industry. 

B. Despite being a developed country, Singapore is not polluted by industry.

C. As being a developed country, Singapore is not polluted by industry. 

D. By being a developed country, Singapore is not polluted by industry.

32. Australians use English as their mother tongue so they are native speakers.

A. Australians are native speakers although they use English as their mother tongue. 

B. Australians are native speakers because they use English as their mother tongue.

C. Australians are native speakers though they use English as their mother tongue. 

D. Australians are native speakers owing to they use English as their mother tongue.

28. A

29. A

30. D

31. B

32. B

Choose the best answer to complete each of the following sentences.

1. If I were you, I _____________ for a new car to buy.

A. would look                B. will look          C. look                 D. looking

2. If Jenny _____________ ill, she would go out with us.

A. isn't                           B. aren't                C. wasn't               D. not been

3. If there _____________ fewer cars on the road, there would be less accident.

A. is                               B. were                 C. are                    D. be

4. If people really cared about environment, they _____________ waste into rivers.

A. didn't dump               B. don't dump      C. shan't dump     D. wouldn't dump

5. You _____________ so tired if you went to bed earlier.

A. won't be                    B shan't be            C. couldn't be       D. wouldn't be

6. If you really _____________ me, you would buy me a diamond ring.

A. loved                         B. love                  C. loves                D. loving

7. If I knew where she lived, I _____________ and see her.

A. will go                       B. would go                   C. should go                   D. went

8. If I _____________ taller, I would buy this dress.

A. am                                       B. are                    C. were                 D. being

9. Filters do not remove all _____________ from water.        

A. contaminate               B. contaminants    C. contaminating   D. contamination

10.  _____________ is found under the ground in soil, rocks, etc.

A. sea water                    B. salt water          C. groundwater     D. hot water

11. If I won a lottery, I _____________ a lot on charity.

A. spend                         B. spent                C. will spend        D. would spend

12. If the supermarket is open, I _____________ some food there.

A. will buy                     B. would buy        C. bought             D. has bought

13. I will talk to her if you _____________ to do it.

A. won't want                 B. didn't want       C. don't want        D. doesn't want

14. If I  _____________ more money, I would buy a better car.

A. have                          B. had                   C. will have          D. would have

15. The farmer had put down some rat _____________.

A. poisoning                  B. poisoner           C. poisoned          D. poison

16. _____________ loss can be caused by noise pollution.

A. sound                        B. hearing             C. listening           D. audio

17. Ships spill oil in oceans and rivers. This leads _____________ the death of many aquatic animals and plants.

A. to                               B. in                     C. from                 D. at

18. Households pollute water sources by _____________ waste into ponds, lakes, and rivers.

A. damaging                   B. dumping          C. losing               D. leading

19. This month’s electricity bill is too high _____________the air conditioner is turned on all the time.

A. since                          B. due to               C. although           D. because of

20. The government has come _____________ a solution to the water problems of the city.

A. up to                          B. up with            C. to with             D. on to

21. All the aquatic plants and animals will die if the factory_____________ dumping poison into the lake.

A. will keep                    B. to keep             C. kept                  D. keeps

22. A lot of fish has died recently because of the _____________ water in this lake.

A. contaminating            B. contaminated    C. contaminate      D. contaminant

23. If the air was clean, we _____________ have to wear masks when going out.

A. wouldn’t                             B. won’t               C. would              D. will

24. If I _____________ you, I _____________ water from that dirty tap.

A. am - will drink                                        B. am - won’t drink

C. were - would drink                                 D. were - wouldn’t drink

25. If he _____________ trash around his garden, the garden would look very nice now.

A. will throw                  B. would throw    C. didn’t throw     D. doesn’t throw

26. Price and availability are the _____________ factors that will determine product success.

A. critical                        B. musical             C. physical            D. medical

27.  If it rains, we _____________ the match.     

A. cancel                        B. will cancel        C. cancelled          D. cancelling

28.  If I were a tree, I _____________ the rain.   

A. love                           B. loved                C. will love           D. would love

29. The decor inside the house was very_____________.       

A. fantastic                     B. electric              C. mechanic                   D. artistic

30. If she _____________ late, we will go without her.

A. am                                       B. is                      C. was                  D. were

1. If I were you, I _____________ for a new car to buy.

A. would look                B. will look          C. look                 D. looking

2. If Jenny _____________ ill, she would go out with us.

A. isn't                           B. aren't                C. wasn't               D. not been

3. If there _____________ fewer cars on the road, there would be less accident.

A. is                               B. were                 C. are                    D. be

4. If people really cared about environment, they _____________ waste into rivers.

A. didn't dump               B. don't dump      C. shan't dump     D. wouldn't dump

5. You _____________ so tired if you went to bed earlier.

A. won't be                    B shan't be            C. couldn't be       D. wouldn't be

6. If you really _____________ me, you would buy me a diamond ring.

A. loved                         B. love                  C. loves                D. loving

7. If I knew where she lived, I _____________ and see her.

A. will go                       B. would go                   C. should go                   D. went

8. If I _____________ taller, I would buy this dress.

A. am                                       B. are                    C. were                 D. being

9. Filters do not remove all _____________ from water.        

A. contaminate               B. contaminants    C. contaminating   D. contamination

10.  _____________ is found under the ground in soil, rocks, etc.

A. sea water                    B. salt water          C. groundwater     D. hot water

11. If I won a lottery, I _____________ a lot on charity.

A. spend                         B. spent                C. will spend        D. would spend

12. If the supermarket is open, I _____________ some food there.

A. will buy                     B. would buy        C. bought             D. has bought

13. I will talk to her if you _____________ to do it.

A. won't want                 B. didn't want       C. don't want        D. doesn't want

14. If I  _____________ more money, I would buy a better car.

A. have                          B. had                   C. will have          D. would have

15. The farmer had put down some rat _____________.

A. poisoning                  B. poisoner           C. poisoned          D. poison

16. _____________ loss can be caused by noise pollution.

A. sound                        B. hearing             C. listening           D. audio

17. Ships spill oil in oceans and rivers. This leads _____________ the death of many aquatic animals and plants.

A. to                               B. in                     C. from                 D. at

18. Households pollute water sources by _____________ waste into ponds, lakes, and rivers.

A. damaging                   B. dumping          C. losing               D. leading

19. This month’s electricity bill is too high _____________the air conditioner is turned on all the time.

A. since                          B. due to               C. although           D. because of

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

10. Peter: “Why don’t you go with me to the cinema on Saturday evening ?

Mary: “……………….”

A. I will go     B. No, I am busy    C. I don’t want to go       D. Well, that’s a good idea

12. “Why do you often forget to……………….the lights when you go out of the classroom ?”

A. turn on         B. turn off            C. close            D. shut down

17. Wait for me. I’m putting …………….uniform.
A. a                   B. an            C. the                         D. O

1. If I were you, I _____________ for a new car to buy.

A. would look B. will look C. look D. looking

2. If Jenny _____________ ill, she would go out with us.

A. isn't B. aren't C. wasn't D. not been

3. If there _____________ fewer cars on the road, there would be less accident.

A. is B. were C. are D. be

4. If people really cared about environment, they _____________ waste into rivers.

A. didn't dump B. don't dump C. shan't dump D. wouldn't dump

5. You _____________ so tired if you went to bed earlier.

A. won't be B shan't be C. couldn't be D. wouldn't be

6. If you really _____________ me, you would buy me a diamond ring.

A. loved B. love C. loves D. loving

7. If I knew where she lived, I _____________ and see her.

A. will go B. would go C. should go D. went

8. If I _____________ taller, I would buy this dress.

A. am B. are C. were D. being

9. Filters do not remove all _____________ from water.

A. contaminate B. contaminants C. contaminating D. contamination

10. _____________ is found under the ground in soil, rocks, etc.

A. sea water B. salt water C. groundwater D. hot water

11. If I won a lottery, I _____________ a lot on charity.

A. spend B. spent C. will spend D. would spend

12. If the supermarket is open, I _____________ some food there.

A. will buy B. would buy C. bought D. has bought

13. I will talk to her if you _____________ to do it.

A. won't want B. didn't want C. don't want D. doesn't want

14. If I _____________ more money, I would buy a better car.

A. have B. had C. will have D. would have

15. The farmer had put down some rat _____________.

A. poisoning B. poisoner C. poisoned D. poison

16. _____________ loss can be caused by noise pollution.

A. sound B. hearing C. listening D. audio

17. Ships spill oil in oceans and rivers. This leads _____________ the death of many aquatic animals and plants.

A. to B. in C. from D. at

18. Households pollute water sources by _____________ waste into ponds, lakes, and rivers.

A. damaging B. dumping C. losing D. leading

19. This month’s electricity bill is too high _____________the air conditioner is turned on all the time.

A. since B. due to C. although D. because of

20. The government has come _____________ a solution to the water problems of the city

. A. up to B. up with C. to with D. on to

21. All the aquatic plants and animals will die if the factory_____________ dumping poison into the lake.

1 C

2 A

3 D

4 C

5 B

6 C

7 B

8 A

9 D

10 B

Choose the word or phrase in each of the following sentences that needs correcting.

1. He said me if I had done my homework.
7. The shopkeeper warned the boys don’t lean their bicycles against his windows.

8. They asked me that I could  do the  shopping for  them.

9. Her mother ordered  her do not go out with him  the night before.

10. The traffic warden  asked me  why had I parked my car there.

11. He said that  he will pick me up at  8 am the following  day.

12. She said  that the books in  the library would be  available tomorrow

13. He advised  her thinking about that example again  because it needed correcting.

14. The  receptionist said I must fill out that form  before I attended  the interview.

15. The mayor apologized  on  having slept in an international summit and resigned afterwards.

1. Were => had been

2. Had done => have done

3. Has => had

4. Will study => study

5. Am = >were

6. Will=> would

7. To => X

8. Unless => If

9. Apply => have applied

10. Will=> would

If I____ more time, I would come to see him this weekend. A. had B. has C. have D. Have had 19. If I had time, I...........to the beach with you this weekend. A. would go B. will go C. will have gone D. Would have gone 20. Parents should ................. their children carefully to become good citizens of the society. A. education B. educated C. educate D. educating 21. Whales feed on krill. A. tiny shellfish B. small fish C. sea plants D. small animals 22. .................... is the variety of different types of plant and animal life in a particular region. A. Interaction B. Herbicide C. Environment D. Biodiversity 23. ......................is a chemical used for killing- weeds. A. Pesticide B. Herbicide C. Fertilizer D. Antibiotic 24. Sperm whales are ................, which means they eat meat. A. herbivores B. carnivores C. omnivores D. Mammals 25. Sperm whale population are at risk due to hunting. A. in extinction B. in danger C. on the decrease D. In fewness 26. What would Tom do if he ......................... the truth? A. would know B. has know C. knows D. knew 27. You....................Mark. You know it's a secret. A. should tell B. shouldn't tell C. couldn't tell D. might tell 28. ...............you, I would think twice about that decision. It could be a bad move. A. If I am B. Should I be C. Were I D. If I had been 29. 'Would you like some cake?' 'No, thanks. If I .......................... cake, I....................fat.' A. ate/ will get B. ate/ would get C. would eat/ could get D. am eating/ will get 30. If I weren't working for an accounting firm, I ........................ in a bank. A. work B. will work C. have worked D. would be working