Exercise 3: Tìm lỗi sai và sửa cho đúng
1. If Lucia had been here now, she would find out the truth about her uncle's accident. 
A  B  C  D
2. Unless we leave a bowl of water under the sun, it will evaporate. 
A  B  C  D
3. If I had knew the time when the match started, I would have told you. 
A  B  C  D
4. If I am 10 centimeters taller, I would play basketball. 
A  B  C  D
5. If the doctors could find in the remedy, a lot of people would be saved. 
A  B  C  D
6. If I had realized that the traffic lights were red, I would stop. 
A  B  C  D 
7. What you would do if you could speak French well? 
A  B  C  D
8. If I had known he is not at home, I wouldn't have gone all the way to his house. 
A  B  C  D
9. If had I known you were in financial difficulty, I would have helped you. 
A  B  C  D
10. If I were you, I will go to the dentist's and have the tooth checked.
A  B  C  D
11. If you hadn't left the car unlocked, it wouldn't have be stolen. 
A  B  C  D
12. What would happen because I pressed that red button? 
A  B  C  D
13. If the weather is fine today, we would go to the beach. 
A  B  C  D
14. If you will study harder, you will surely pass the coming exams with good results. 
A  B  C  D
15. If the weather weren't too bad, we would to go swimming. 
A  B  C  D
16. If he weren't too old, he would apply to the job as a war reporter. 
A  B  C  D
17. If drivers obeyed the speed limit, fewer accidents occur.
A  B  C  D
18. If I would have studied Russian at school, I would have understood him easily.
A  B  C  D
19. If tomorrow the weather will be bad, the match will be postponed. 
A  B  C  D
20. If you saw Mike today, please ask him to phone me. 
A  B  C  D

Chọn lỗi sai và sửa lại

1. If I (knew )you (were )coming I (would have )meet you (at) the airport

2. I (could make )rabbits (disappear) into (thin) air if I (am) a magician

3. (What) (would you have done )if you( were )in my position

4. My children( won't go )to bed (unless )they don't (have) (some) money

5. If we( will reduce )the speed of( population growth) there will be (less) pressure( on) the earth

6.(had I )knowns (Alice's )address( I would write)( to her)

7.if you( had finished) (the work) you can( go)( home)

8.(unless )it (doesn't) rain. Peter will (pay) us( a visit )tomorrow

9.if( had I known) you (were) (in) financial difficulty I( would have helped )you

10. If Lucia (had been )here now she( would find out )the truth( about) her (uncle's) accident

DChọn đáp án đúng
1. What if I .... you that there's a good chance I can get the tickets for the movie?
A. were to tell C. were telling
​B. have told D. would to tell
​2. If I ......... hear from Huong, I'll tell her you were asking after her
A. happened C. should happen to
​B. should to D. will happen to
3. If you just approach the job with the right attitude , things .......... well
A. will turn out C. would turn out
​B. turns out D. would have turned out

1.If I were you, I ………phone and tell her you are going to be late.

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

2. What’s the name of the man………….gave us a lift?

       A. he                            B. which               C. who             D. whose

3. The librarian asked us………….so much noise.

       A. no make                  B. not to make       C. not making      D. don’t make

4. We have lived in this flat…….five years.

       A. ago                               B. for                      C. since                D. already

5. I really enjoyed the disco. It was great,… ..?

       A. isn’t it                 B. is it                      C. wasn’t it          D. weren’t it

6. He is poor now.  He wishes  he..........

       A. is rich                           B. will rich                C. was rich                     D. were rich

7. The bridge........for about 25 years.

       A. is built                        B. was built             C. will be built              D. has been built

8. I .........................English here since I graduated from university.

       A.taught              B. have taught                  C. am teaching                  D. Teach

9. Vietnam is .......... into three parts: The North, the Central and the South.

      A. separated       B. known                 C. divided                D. considered.

10. “Pass me the pen , please !” Hoa: “__________.”

   A. Here you are      B. No, thanks     C. That’s very kind of you         D. Yes, please

1. we do not visit the museum because we have no time

A. If we have time, we will visit the museum B. if we had time, we would visit the museum

C. if we had time, we would have visited the museum D. if we had time, we will have visited the museum

2. ..........i have time, I will go with you

a. if B. unless C. so D. so that

3. If i .........who took your umberella, I would tell you

A. know B. knew C . known D. had know

4. If the automobile had not been in invented years ago,.......for basic transporttation now

a. what we would use b,what would we use c, what we will have used d, what we will be using

5, if the police had not saved me, i ..........at that time

a. will die b. would die c, will have died d, would have died

6. if i had time, i........and help you

a. will come b, would come c, will have come d, would have come

7, if I ......the truth, i would tell you

a, will know b, know c, hvae known d, knew

8, I'll return Bob' pen to him the next time if I .....him

a, will see b, see c, will have see d, have seen

9. I' d have told you if I .......the book

a, would have been b, should have seen c, had seen d,saw

10, If I..............more time , I would not have said such nonsense

a, am b, have been c, will be d,had been

1 if i ............ the bus this afternoon , i will get a taxi instead a miss b will miss c missed d had missed 2 we will have to go without john if he .............. soon a will not arrive b will arrive c arrives d does not arrive 3 if i make some coffee , ................ the cake ? a do you cut b will you cut c are you cutting d do not you cut 4 if you ............... your homework , i ...................... you watch tv a will not do / let b will press/comes c press / can come d have pressed / will comes 5 ............... 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 6 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 8 pam broke her arm in the accident . it ................. much worse if she had not been wearing her seat belt a will be b would have been c was d were 9 my boss made me work overtime again . - if i ............ you , i ................ my job a were / would have quit b am/ will quit c was/must quit d were / would quit 10 john went to the hospital alone - did he ? if he ............. me with him a told/ would go b told / might have gone c had told / could go d had told/would have gone

1 we did not visit the museum because we had no time a if we have time , we will visit the museum b if we had time , we would visit the museum c if we had had time , we would have visited the museum d if we had had time , we will visit the museum 2 he looked frightened as if he ................ a ghost a sees b is seeing c has seen d had seen 3 ........... resigned , we would have been forced to sack him a had he not b had not he c he had not d he not had 4 if you ................ me about the bad service , we’d have eaten there a did not tell b would not have told c had not told d had told 5 the teacher was absent today, so class was canceled . if she ........... absent again tomorrow , class ........ tomorrow,too a is/will cancel b is / will be canceled c was / would be canceled d was/ would cancel 6 if you .................. to my advice in the first place , you............... in this mess right now a listen/will be b had listened / would not have been c will listened / would not be d had listened/ would not be 7 if i had been absent from class yesterday , i ............. the math test a would missed b would have missed c will miss d miss 8 if you ............... here earlier , you ............. her a had come / would have met b come / meet c came / would meet d comes will meet 9 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 10 if i were , i would work harder a you would rather not work so hard c you should work harder c you should work with me d do not work so hard

A.​​ Choose the word or phrase - a, b, c, or d - that best completes the sentence.
21. ​​ What would Tom do if he ......................... the truth?
a. would know b. has know c. knows d. knew
22. Jim wanted to know................call and tell him where to meet you.
a. you could b. whether you can c. if you could d. when could you
23. Could you​​ talk........................? I'm trying to work.
a. more quietly b. quieter than c. more quiet d. quiet
24. Whales and sharks are carnivores ....................... means they eat meat.
a. this b. that c. it d. which
25. Would you mind................. me tomorrow?​​
a. call b. calling c. to call d. if you call
26. You....................Mark. You know it's a secret.
a. should tell b. shouldn't tell c. couldn't tell​​ ​​ d. might tell
27. Owls have a strong beak and sharp talons.................mice and other small prey:

a. which used to catch b. used for catching
c. their use is to catch d. they are used for catching
28. We wondered why....................... a tip.
a. to leave b. should we leave​​ c. we should leave d. don't we leave
29. If someone .................... into the store, smile and say, 'May I help you?'
a. comes b. came c. will come d. would come
30. ...............you, I would think twice about that decision. It could be a bad move.
a. f I am b. Should I be c. Were I d. If I had been
31. 'Would you like some cake?'​​ 'No, thanks. If I​​ ​​ cake, I....................fat.'
a. ate/ will get b. ate/ would get
c. mould eat/ could get d. am eating/ will get
32.' What are you doing later this afternoon?' ' Oh, ................. the game finishes, go home, I expect.'
a. if b. in c asec. unless d. when
33. She's been studying​​ hard for the exam, so she.................to pass.
a. should b. ought​​ c. had better d. must
34. 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
35. 'Why are you so late?' 'I .................... my aunt to the airport. The traffic was terrible
a. could take b. must have taken ​​ c. should take d. had to take