1. If the earth suddenly (stop) .... spinning we all (fly) .... off it.

2. If you (smoke) ...... in a non-smoking compartment the other passengers (object) .....

5. If we (work) .... all right, we (finish) ...... in time; but we have no intention of doing it.

6. If we ( have) ...... a submarine now, we (use) ...... it to investigate the seabed.

10. If someone (give) .... you a boat what you (do) ......?

18. If he weren't so bad-temperature, his wife (not leave) ...... him so soon after the marriage.

21. If it (not be) ...... for you, I would be late.

22. I can't help feeling sorry for the hungry children. If only there (be) ..... peace in the world.

24. If he (listen) ...... to his father's advice, he would still be working here.

25. If she hadn't stayed up late last night, she (not / be) ..... tired now.

33. Mary wishes she (become) ....... an astronaut someday.

II- Put each verb in bracket into a suitable tense

1- It’s a pity you missed the party. If you (come)…….you (meet)………….. my friend from Hungary.

2- If we (have)……..some tools, we (be)……….able to repair the car, but we haven’t had any with us.

3- Thank you for your help. If you (not help)………me, I (not pass)……….the examination.

4- It’s a beautiful house, and I (buy)……….it if I (have)………the money, but I can’t afford it.

5- I can’t imagine what I (do)………..with the money if I (win) ……….the football pools or a lottery.

6- Mark isn’t a serious athlete. If he (train)…………harder, he (be)…….quite a good runner.

7- If Claire (listen)………to her mother, she (not marry)……….David in the first place.

8- It rained every day in our holiday. If we (not take)………..the TV with us, we (not have) anything to do.

9- Jim is so untidy! If he (buy)………some new clothes, he (not look) so bad.

10- I wish I(have)…….. the money to buy some new clothes, but I can’t afford it at the moment.

11- I wish the government (do)………something about the air pollution in this city.

12- I’m getting really soaked! I wish I (not forget)………..my umbrella.

13- That was a lovely meal, but I wish I (not eat) ……….so much.

14- Come on children! It’s time you (be)………..in bed.

15- Actually, I’d rather you (not smoke)………..in here.

16- Suppose you (see)………..a ghost, what would you do?

17- I’m so annoyed about my car accident. If only I (be)………… more careful!

18- I’d rather you (not put)………your coffee on the top of the book.

1.   How (you/ feel)……………. if you were in my position

2.   Were I to know his phone number, I (call)______________ him.

3.   Should the weather be fine, we( start)_________ early.

4.   Provided he (not, be) _______  interrupted, he can finish the work on time.

5.   Come on! Hurry up! Ann (be) _______ annoyed if we (be) _______ late.

6.   Supposing World War III (happen) ....... human civilization (be) .......... destroyed.

7.   If you (heat) _______ water to 100 degrees centigrade, it (boil) boils

8.  Imagine, darling. What (we/ do) _______ if your husband (have) _______  an accident?

I)Conditional sentences

1.If the earth suddenly (stop)... spinning we all (fly)....off it.

2.If you (smoke)...in a non-smoking compartment the other passengers (object)....

3.(your parents/not/be)........proud if they could see you now?

4.I'm broke,but I (have).....plenty of money now If I (not/spend)....so much yesterday

5.If we (work)...all right, we (finish)....in time; but we have no intention of doing it

6.If we (have).....a submarine now, we (use).... it to investigate the seabed

7.Were he ten years younger, he (take)......part in the voyage around the world

8.Should you come late, they (not,let).....you in

9.He might get rid of his cough if he (not smoke)....so much

10.If someone (give)..... you a boat what you (do)...?

11.Water (freeze)....if the temperature falls below zero

12.I (warn)....you if I had seen you last week

13.He always says hello if he (see)...you

14.What would you do if he (resign).....tomorrow?

15.I wouldn't have seen so upset if Judy (write)...to me earlier

16.Shout if you (see)....anything unusually

17.The engine starts if you (turn)...this key

18. If he weren't so bad temperature, his wife (not leave).....him so soon after the marriage

19.What (you/say).......if I offered you a job?

20.I can't help feeling sorry for the hungry children. If only there (be).....peace in the world

21.Were I to become president, my first act(be)..... to help the poor

22.I feel as if my head(be).....on fire now, doctor.

2. Before we (take) Tim to the theater yesterday, he never (see) a stage plas before. 3. He (learn) since seven o'clock. It's time he (stop) to have a rest. 4. Jane (not know) they (change) their plan. She (not tell) by anyone. 5. Bill (phone) his girl friend now. That's the third time he (phone) her this morning. 6. I (lend) you my cassette player whenever you want it. 7. When I (finish) this book, I (lend) you. 8. By the time you (come) back, I (finish) all the housework. 9. When I (buy) a new house, I (ask) for a telephone. The post office (tell) me to wait, but I (wait) for a year now and my phone (not come) yet. 10. We (still do) our homework now. After finishing it, we (clean) the house. 11. He (get) off the train and (go) straight home. But he soon (realize) he (leave) his umbrella on the train. 12. My brother (decide) that he (buy) a car next year. 13. Mrs. Huong (be) a teacher of English for 27 years. She first (start) teaching English at a small school. After she (teach) there for ten years, her family (move) to a big city. Since then she (be) a teacher at a big school there. 14. I'd rather you (not smoke) in here.

Bài tập : Chia động từ trong ngoặc.
1. If you ( go) __________away, please write to me.
2. If you ( be)__________ in, I should have given it to you.
3. If he (eat) __________another cake, he will be sick.
4. I ( not do ) __________ that if I (be) __________you.
5. If he (take) __________my advice, everything can go well.
6. I would have come sooner if I ( know)__________ you were here.
7. He never does homework. If he( do)_____ his homework, he(not worry)____about his exam.
8.It’s too bad we lost the game. If you (play)__________ for us, we( win)__________.
9.What you (do) __________if she refuses your invitation?
10. If today (be) __________Sunday, we (go)__________ to the beach.
11. Unless they (pass) __________their examinations, they would join the army.
12. You (be) __________ill if you drink that water.
13. If Tom (go)__________ to bed earlier, he would not be so tired.
14. Had we known your address, we( write) __________you a letter.
15. If it’s raining heavily, we (not go) __________for a donkey ride. 16. If he (try)__________ hard, he’ll pass the examination.
17. I could understand the French teacher if she (speak)__________ more slowly.
18.If she (not be)__________ busy, she would have come to the party.
19. If I (finish) __________the work in time, I ( go)__________ to the football game.
20. If you( see) __________Mary today, please ( ask) __________her to call me.
21. She wishes her father ( be)_______________ here now to help her
22.I wish they ( visit) _______________us when they were in town.
23.I wish someone ( give) _______________ me a job next month.
24.If only I ( can take) _______________the trip to Hanoi with her next summer.
25.I wish they ( know) _______________the truth yesterday.
26. I wish I (see) _______________ that film on TV again.
27.We wish she (be) _______________ our teacher of English.
28.My brother wishes he (not waste) _______________ time when he was young.
29.They wish they (come) _______________ to class on time yesterday morning.
30. I wish I ( spend) _______________my last summer vacation in the mountains.
31.I wish she (come) _______________ to see me yesterday.
32.If only I ( have) _______________more time to do this job.
33.He missed an exciting football match on TV last night. He wishes he (watch) ____________ it.
34.I wish you ( not give ) _______________them my phone number yesterday.
35.We wish we ( understand) _______________all the teacher’s explanation yesterday.
* Viết lại những câu sau sao cho nghĩa của câu không thay đổi.
1. What a pity the weather isn’t nice._________________________________________
2. Your cousin doesn’t tell you the truth. _________________________________________
3. I’m sorry you don’t study hard. _________________________________________
4. I can’t lend you any money. _________________________________________
5. What a pity he doesn’t invite us to the party. ____________________________________
6. I’m sorry I can’t easily give the answer. _________________________________________
7. Tom isn’t here now. _________________________________________
8. We don’t buy that house. _________________________________________
9. They never visit us. _________________________________________
10. She is often late for school. _________________________________________
11. That man doesn’t work hard.He can’t earn more money.
12.I don’t tell him the answer because he is from home.
13. My friend and I don’t have enough money , so we will not buy a house of our own.
14. The weather isn’t better now, so we can’t go for a walk.
15. I don’t know his address, and I don’t give it to you.
16.He does not work slowly enough, so he makes many mistakes.
17. I am not sent to prison. She doesn’t visit me
18. I don’t win a big prize in a lottery, so I don’t give up my job.
19. The doctor can’t see many patients because he is so late.
20. We don’t visit them in Hanoi because tickets are expensive.

I/ CONDITIONAL- TYPE 1
1/ If we ( send)_____ an invitation, our friend (come)_____ to our party
2/ he ____ (not/ understand) you if you (whisper)___
3/ they (not/ survive)_____ in the desert if they (not/take) extra water with them
4/ if you (press)____CTRL +S, you (save)____ the file
5/ you (cross)___ the Channel if you (fly)___ from Paris to London
6/ fred (answer) ____ the phone if his wife (have)___ a bath
7/ if Claire (wear) ___ this dress at the party, our guests (not/stay)____ any longer
8. if I (touch)____this snake, my girlfriend (not/scream)____
9. she (forget)____to pick you if you (not/phone)____ her
10. i (remember) ____you if you (give)____me a photo

II/ Conditional TYPE 2
1. If I (have)____ a typerwriter, I (type)____ it myself
2. if I (know) ____the news, I (tell) ____you
3. you (make)____ much progress if you (attend)____ class regularly
4. if i (know) ____ his telephone number, I (give) ____ it to you
5. if you (arrive) ____ten minutes earlier, you (have)____ a seat
6/ if he (study) ____harder, he (pass) ____an exam
7. she (be)____ late if she (not hurry)____
8. I (tell) ____him to ring you if I (see) ____him
9. if you (speak)____ more slowly, he (understand)____ you
10. what (you do) ____ if you (get)____ fat?
III CONDITIONAL TYPE 3
1. if i (know)____that you couldn't eat octopus, I (not buy)____ it
2. I (bring)____you some beer if I (know)____ that you were thirsty
3. if you (touch)____ that electric cable, you (be) ____electrocuted
4. if the story (not/be) ____true, the newspaper(not/ print)____ it
5. If I (have) ____the same problem you had as a child, I (not/ succed ) v in life as well as you have
6. if i (find)____ out this way earlier, I (save)____ myself a lot of time and trouble over the years

IV/ PUT THE VERBS IN THE CORRECT FORM
1.IF it had not rained, we (go)____ camping
2. if he (speak)____more slowly, i could have understood him
3.what____ you (do)____ if you were a monkey
4. if he had listened carefully, he (perform)____ well in his examination
5. if I find your book, I (give)____it to you
6. if you came with us, you (have)____a good time
7. if i (not/miss)____the bus, I could have come early
8. if i took a trip this summer, I (go) ____to dalat
9. my dog always barks if he (hear)____ anything unusual
10. if we had had enough money, we ( buy)____ that house
11. if the phone (ring)____ , can you answer it
12. if it rains this evening, i (not/go) ____out

A.put the verbs in the correct froms

1.If I(be)............in your place,I(accept).............Mr Long's officer

2.If I(win).........a big prize in a lottery,I'd give up me job

3.If Tom (be)............here yesterday,he(be)...........able to advise us

4.I was busy.If I(have)..........free time,I (go)..........to the cinema with you

5.If I (be)..............you,I(tell).............her the truth

6.why didn't you attend the meeting?

oh,I(not know).............indeed.If I(know)..........I(come)............there

7.what.............we(do)...........if they(not come)..............tomorrow?

8.If you meet him,remember(not tell)..........him what I(just say)........to you

9.If I(have)..........enough time now,I(write).............to my parents