11.     If I______ to the party last night, I ______ tired now.

          a. had gone/ would be                                 b. had gone/ would have been

          c. went/ would be                                        d. went/ would have been

12.     Tom…. for the examination last week if he ______ that it would be so difficult.

          a. wouldn't enter/ had known                     b. wouldn't have entered/ knew

          c. wouldn't have entered/ had known        d. wouldn't enter/ knew

13.     Tom got to the station in time.

          If he______ the train, he ______ late for his interview.

          a. missed/ would have been                       b. had missed/ would be

          c. missed/ would be                                    d. had missed/ would have been

14.     Ann______ longer if her other had let her.

          a. could have stayed        b. could stay                c. stays             d. stayed

15.     If only Tom ______ sick today.

          a. weren't                   b. hasn't been           c. hasn't                      d. didn't

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

Chọn đáp án đúng nhất

1. She.....the ocean before she moved to Vancouver

A) had never seen

B) never seen

C) have never seen

D) had never saw

2. the teacher.....out when i arrived in the classroom

A) goes

B) have gone

C) has gone

D) had gone

3. I.....my document before the power went out in the computer lab

A) had save

B) have saved

C) had saved

D) saved

4. When they arrived we.....the test

A) had already started

B) have already started

C) starts

D) already starting

5. George.....his furniture before he moved to japan

A) have sold

B) had sold

C) had sell

D) sells

6. Larry.....his homework already by the time Roy came over

A) finishes

B) had finish

C) had finished

D) have finish

7. I.....a little Spanish before i went to Mexico

A) study

B) had studied

C) had study

D) have studied

8. Ruth.....an Austrailian unit she met John

A) had never met

B) have never met

C) never met

D) never have met

9. I.....such majestic mountains before i went to Banff

A) never seen

B) had never seen

C) never have seen

D) never saw

10. .....visited Toronto before your trip last summer?

A) have you ever

B) you had

D) had ever you

C) had you ever

What _______ if he fell ill?  

A. would happen  b. will happen  c. shall happen  d. happened 

If John ______ to his home town,he would visit his mother  

a. go  b. has gone  c. went  d. had gone  

If she ______ here now,she could give us some advices  

a. a. is  b. was  c. were  d. has been  

I ______ not loose my way if I ______ you  

a. would/was     b. would/were     c. will/am  d. will/was  

_______ I came,she was learning  

a. when  b. if  c. because  d. as soon as  

I _______ not be late for class if I _______ you  

a. would/was  b. would /were  c. will/am  d. will/was 

If I were you,I would _______ her  

a. marry  b. to marry  c. married  d. marrying  

You _______ the exam unless you study hard  

a. will fail  b. would fail  c. will pass       d. would pass  

If it _______ , I shall take an umbrella with me  

a. rain  b. rains  c. to rain  d. rained  

I _______ be able to give you the answer if you asked me tomorrow  

a. would  b. will  c. should  d. might  

If I _______ the teacher,I would give an easier test  

a. was  b. were  c. is  d. am  

If I were you,I _______ visit them without an invitation   

a. won’t  b. hadn’t  c. don’t  d. wouldn’t  

If you want _____ there before dark,you should start at one  

a. get  b. to get  c. getting  d. got  

Ask him _______ in don’t keep him standing at the door  

a. come   b. came  c. to come  d. coming  

I don’t know him but he looks as if he ________ be his brother  

a. can  b. could  c. would  d. should  

If it ______ fine,I shall go out  

a. was  b. will be   c. is  d. were  

If you look hard enough,you _______ it   

a. will find  b. will be finding       c. are finding       d. found  

11. If I ___________ her phone number, I ___________ her

A. had known/ could have phoned

B. knew/ would have phoned

C. know/ can phone

D. kknew/ could phone

12. If we______ to London , when we ___ in England, you would have never seen Big ben

A. hadn't gone/ were

B. went/were

C. went/are

D. go/are

13. if you press that button what________

A. would happen

B. would have happend

C. will happen

D. happen

14. She says if she______________ that the traffics lights were red she____________

A.had realized/ would stop

B. realized/ could have stopped

C. has realized/ stopped

D. had realized/ would have stopped

1. I -------- my old friend before I ------ to see you yesterday.

A-had met/ went B-met/went C. had met/had gone D. met/had/gone

2. Before I my son all the work.

A. arrived /had done B. arrive /do C. had arrived/did D. arrived/ has done

3 . When John and I ……… to the theatre, the movie ………. Already…..

A. get/ starts B. got/ had started C. had got / had started D. got/ has started

4. He ______ ill for a long time before he ______.

A. is / dies B. has been / died C. had been / died D. was / had died

5. The train ______ when I ______ at the station.

A. had already left / arrived B. already had left / arrived

C. already left / had arrived D. left already / had arrived.

6. By the time he …………at the pub, they……………out of wine.

A. Arrived/had ran B. Had arrived/ ran C. Arrived/ had been ran D. Arrived/ have ran

7. After I …………….the wallet full of money, I immediately…………..to the police station and ………..it in.

A. Found/ went/ turned B. Had found/went/ turned

C. Found/ had gone/ had turned D. Had found/ had gone/ turned.

9. Last night, we __________ to a shop before we __________ to Tony's birthday party.

A. went/ had come B. had gone/ came C. were going/ came D. were going/ were coming

10. He went back to work in his country after he ______ his course on Advanced Engineering in London.

A. had finished B. finishes C. was finishing D. has finished

11. When I …………….into the classroom, the board ……………

A.Came/ had been cleaned B.Come/ had been cleaned C. Came/ had cleaned D.Had come/ cleaned

12. She __________a video after the children____________to bed.

A. watched/ had gone B. had watched/ went C. watched/ went D. had watched/ had gone

13. He went back to work in his country after he ______ his course on Advanced Engineering in London. \

A. had finished B. finishes C. was finishing D. has finished

14. We …………..the museum that our friend……………us about a month before.

A. had visited/had told B. had visited/told C. visited/had told D. visited/told

Exercise 2: Chọn phương án đúng
1. George wouldn't have  met Mary   to his brother's graduation party.
A. if he has not gone  B. had not he gone
C. had he not gone  D. if he shouldn't have gone
2.    ten minutes earlier, you would have got a better seat.
A. Were you arrived  B. If you arrived  C. If you hadn't arrived D. Had you  arrived
3. If she   a car, she would go out in the evening.
A. have  B„ has  C. has had  D. had
4. Without your help, I   the technical problem with my computer the other day.
A. can't solve  B. couldn't have solved C.  Couldn't solve  D. Weren't solved
5. The joke would not be funny if it   into French.
A. has been translated B. be translated  C. was be translated D. were translated
6. We   on the beach now if we hadn't missed the plane
A. might have lain  B. would lie  C. could be lying  D. would have lain
7. I think you should stop smoking.
A. If I am you, I will  stop smoking.  B. If I had been you, I would stop smoking,
C. If I were you, I would  stop smoking.  D. If I were you, I will stop  smoking.
8. If he had been more careful, he   
A. won't fall  B. wouldn't fall  C. wouldn't have fallen  D. would haven't fallen
9. His health would be  improved   
A. if he continued to  smoke heavily  B. unless he stopped smoking  heavily
C. if he gave up smoking  D. if only he doesn't smoke any  more.
10. He was driving very fast because he didn't know the road was icy.
A. If he knew the road was icy, he wouldn't drive so fast.
B. He hadn't been driving very fast if he would have known the road was  icy.
C. If he had known the road was icy, he wouldn't have been driving so fast.
D. He wasn't driving very fast if he would know the road was  icy.
11. I didn’t know that you were at home. I didn't visit you.
A. If I knew that you were at home, I would visit you.
B. If I had known that you were at home, I would have visited you.
C. If I knew that you had been at home, I would have visited you.
D. If I would know that you were at home, I visited you.
12.  If  Nam  had  passed  the  GCSE  examination,  he   to take the entrance examination to the 
university.
A. would have been allowed  B. would have allowed
C. will have allowed  D. would allow 
13. If it had not rained last night, the roads in the city   so slippery now.
A. would not be  B. must not be
C. could not have been  D. would not have been
14. She helped us a lot with our project. We couldn't continue without  her.
A. Unless we had her contribution, we could continue with the  project.
B. But for her contribution, we could have continued with the project.
C. If she hadn't contributed positively, we couldn't have continued with the  project.
D. Provided her contribution wouldn't come, we couldn't continue with the  project.
15. What noisy neighbors you've got! If my neighbors   as bad as yours, I   crazy.
A. are; will go  B. were; would go
C. had been; would have gone  D. are; would go
16. If he   the lesson yesterday, he could do the test better today.
A. has reviewed  B. had reviewed  C. will review  D. reviewed
17. If I hadn't had so much work to do, I would have gone to the movies.
A. I never go to the movies if 1 had work to do.
B. Because I had to do so much work, I couldn't go to the movies.
C. I would go to the movies when I had done so much work.
D. A lot of work couldn't prevent me from going to the movies.
18. Unless you   well-trained, you   to the company.
A. aren't; will never be admitted  B. aren't; will never admit
C. are; will never be admitted  D. are; will never admit
19. If the prisoners attempt to escape from prison,   immediately.
A. they will have caught  B. they will catch
C. they will be caught  D. they would be caught
20. If it   warm yesterday, we would have gone to the beach.
A. was  B. were  C. had been  D. could be.