Eg: Ron knows everything there is to know about computer.

1 ..............everyone........ knows Charlie but ......no one.................. really likes him.

2 We could hardly see.........anything............in the dark.

3 I'm so tired! I just want to go ........anywhere............. to relax for a few day.

5 Are you doing...........anything.............at the moment? I need to ask you something.

I. Fill in the blanks

: 1. If he (speak)_____spoke__ more slowly, I could have understood him. 

2. What____would ___you (do)____do___ if you were a mokey? 

3. If I find your book, I (give)___will give____ it to you.

 4. If you came with us, you (have)____would have___ a good time. 

5. If I took a trip this summer, I (go)_____would go__ to DatLat.

 6. If he (not/steal)____hadn't stolen___ the wallet, he (not/be)____wouldn't be___ in prison now. 

7. We (go)____will go___ swimming if it (be)____is___ a good day tomorrow. 

8. My dog always barks if he (hear)____hears___ anything unusual.

 9. If he (not/ do)____doesn't___ come soon, I'm not going to wait. 

10.If the phone (ring)___rings____, can you answer it? 

11.If it rains this evening, I (not/will)___won't go____ go out. 

12.If she (come)____comes___, she will ghe a surprise.

13.If you (not like)………don't like………… …. that one I will bring you another

 14. She won’t open the door unless she (know)……………knows ………. who it is 

15.You would have seen my garden at its best if you (be)…………had been………. here last week 16.If I see him, I (give)..............will give............ him a lift 

17.The police (arrest).........will arrest.................................. him if they catch him 

18.If he (eat)......................eats..................... all that he’ll be ill

 19.If you (not go).....................don't go...................... away I’ll send for the police 

20.If I lend you £ 10 when will you (repay)...................repay....................... me ?

 21.Ice (turn) ......................will turn.....................to water if you heat it 

22.He’ll be late for the train if he (not start) ...........................................at once 

23. Someone (steal).........................will steal.................. your car if you leave it unlock 

24.Tell him to ring me if you (see)..................see......................... him

 25.If I were sent to prison you (visit)............would visit............................... me ?

 26.He might get fat if he (stop)....................stopped....................... smoking

 27.If we had more rain, our crops (grow)...................would grow........................ faster

 28.If everybody (give).....................gave...................... £1, we would have enough 

29.If you come late, they (not let)...................will not let........................ you in

 30.I shouldn’t drink that if I (be) ...........were................................you

 31.What  (do).......................would you do.................... if you found a burglar in your house ? 

32.If he (wash)..........................washes................. my car, I will give him £ 10

 33.He (look)......................would look..................... a lot better if he shaved more often 

34.If you (not like).................don't like.......................... that one, I will bring you another

 35.The hens (not get).........................wouldn't get.................. into the house if you had shut the door

 36. She won’t open the door unless she (know)................knows.......................... who it is 

37.If you pass your examination, we (have) .....................will have......................a celebration

38. You would study better if you (not talk)...............don't talk............................ so much

 39. The flight may be canceled if the fog (get) .......................gets....................thick 

40.He (not come)....................wouldn't come....................... if he knew that it was dangerous

 41. I’ll be very angry if he (make)................makes........................... any more mistakes

42.We would go to the beach if the weather (be)..............were............................. nice

Complete the sentences with the verbs in parentheses

1. he'll be late for the bus if he ( not start) doesn't start at once
2. jim isn't at home right now. if he( be) were at home, i (visit) would visit him
4. fred failed the test because he didn't study. however, if he (study) had studied for the test, he (pass) would have passed it
5. if i (know) had known that there was a test yesterday, i (study) would have studied
6. if you have enough time, please (paint) paint the chair before you leave
7. i (accept) will accept if they invite me to the party
8. had we know your address, we ( write) would have written you a letter
9. if you(do) had done as i told you, you ( succeed) would have succeeded
10. if you come here in spring, you ( have) will have a chance to go to the village fair
11. i could understad the frech teacher if she ( speak) spoke more slowly
12. we could go for a drive if today (be) were sunday
13. if your mother ( buy) buys that motorcycle for you, will you be happy?
14. if i (see) had seen the movie last night, i (tell) would have told you about it
15. i will ring the bell once more. if he doesn't answer, i think he ( must go) must have gone out
16. if i make a prmise, i (keep) will keep it
17. he described the accident as if he ( see) had seen it himself
18. we're going to play tennis this afternoon if it (stop) stops raining
19. if i had asked you, would you (accept) have accepted?
20. if he (come) comes, please ( tell) tell me
21. you were late last night. if you (arrive) had arrived ten minutes earlier you (get) would have got a seat
22. if i (realize) had realized that the traffic light were red. i(stop) would have stopped

23. She won’t open the door unless she (know) knows who it is.

24.I (not lend) wouldn't have lent him the money if you (tell) told me that he never paid his debts

25.If I (can) could speak two languages last year, i (get) would have got a good job

26.If there (be) were no sunshine, we would all (die) die soon

27. You shouldn't believe it if you (not see) ​didn't see it with you own eyes

28. I (not do) wouldn't do that if I (be) were you

1,Known,going to see

2,will bought 

3.will buy

4.will saw,going 

5,won't be 

1,Known,going to see

2,will bought 

3.will buy

4.will saw,going 

5,won't be 

correct the verb form

1,if you(go)..........go............away,please write to me

2,if you (be)............are...........in,i should have given it to you

3,if he(he).............has..........another cake,he will be sick

4,i (not do).........wouldn't do............that if i (be)......were............you

5,if he(take).............takes..........my advice everything can go well

6,i would have come sooner if i (know)......have known...........you were here

7,he never does homework .if he (do).....didn't do............his homework he(not worry).....wouldn't worry............about his examination

9,what you (do)........will you do.............if she refuses your invitation?

10,if today (be).........is..........sunday,we(go)...........will go......to the beach

11,unless they (pass)......pass......their examinations thay would join the army

12,you(be).........will be.............ill if you drink that water

13,if tom (go).......went..........to bed earlier he would not be so tired

14,had we known your address,we(write)......wrote..............you a letter

15if it is raining heavily,we (not go)........won't go.............for a donkey ride

16,if he (try).........tries...........hard,he 'll pass the examination

18,if she(not be)............haven't been.......busy,she would have come to the party

19,if i(finish).....finish.........the work in time i (go)........will go...................to the football game

20,if you(see).........see........mary today,please (ask)........ask...........her to call me

1. If you ( see ) see Ann tomorrow, can you ask her to phone me ?

2. Unless I have a quite room I ( not be able) won't be able to do any work

3. If you could change one thing in the world, what would you (change) change ?

4. If it rains the desert, flowers (come) will come out in a few hours

5. Someone (steal) will steal your car if you leave it unlock

6. You feel cold if the sun ( not shine ) doesn't shine

7 The room ( be) would be more brighter if you painted the wall white

8 Were I an astronaut, I (go) would go to the moon

9. If he (work) works hard today can he have a holiday tomorrow ?

10 Ice (turn) will turn to water if you heat it

11. Should John call, please ( tell) tell him call back later

1. If you ( see )see Ann tomorrow, can you ask her to phone me ?

2. Unless I have a quite room I ( not be able)won't be able to to do any work

3. If you could change one thing in the world, what....you (change)would change

4. If it rains the desert, flowers (come)will come out in a few hours

5. Someone (steal) will steal your car if you leave it unlock

6. You feel cold if the sun ( not shine )doesn't shine

7 The room ( be)will be more brighter if you painted the wall white

8 Were I an astronaut, I (go)would go to the moon

9. If he (work)works hard today can he have a holiday tomorrow ?

10 Ice (turn)will turn to water if you heat it

11. Should John call, please ( tell)tell him call back later

Conditional Sentence Type II :

1/ He (come) would come if you waited.

2/ If you (ring) rang the bell, the servant would come.

3/ If it (not, rain) didn't rain a lot, the rice crop wouln’t grow.

4/ If today (be) were Sunday, we wouldn’t have to work

5/ You would have to stay in bed unless your health (improve) improved.

6/ If I (have) had a typewriter, I could type it myself.

7/ What (you do) would you do if you got fat ?

Conditional Sentence Type III:

1/ If I had known that you were in hospital , I (visit) would have visited you.

2/ If you (arrive) had arrived ten minutes earlier, you would have got a seat.

3/ If you (speak) had spoken more slowly,he might have understood you.

4/ If I had known that the baby was hungry, I (feed) would have fed him.

5/ If she had had your address, she (write) would have writen to you.

6/ If she (write) had writen more carefully, she might not have made too many mistakes.

c1: is => was , c2: next day => the following day , c3: is => was , c4: was say => said , c5: is she => she was, c6: was i happy => i happied, c7: can't => could not , c8 can => could , c9: weather => if , c10 must => had to

1. Charlie said that he is living in London then.

2. She said she would go to Canada next day.

- >the next day

3. He asked me if it is raining.

-> was

4. It was say that he would have money problem.

-> said

5. They asked me how old is she.

-> was

6. She asked me if was i happy to shop there.

-> I was

7. Tom said he can't come to our party on Friday.

-> couldn't

8. He asked me if i can speak more slowly.

-> could

9. Tom asked me weather i could go with him.( ko sai)

10. She said that she must go then

-> had to

1.If it cost too much ,I ..will buy...(buy) a small one

2 If you ..had driven...(drive) more carefullly ,you wouldn't have so many accidents

3 What ..would happen.(happen) if there ..weren't..( not be) gravity

4 If I ( mark)marked that mistake again my teacher .would get.(get) angry

5 If I spoke English well my job .would be..(be) a lot of easier

6 He ..would have met..(meet) his old friend if he .had gone..(go) to london yesterday

7 Would you mind if you studdenly ..won.( win) haft a million pounds 8

8 I..will lend...(lend) them some money if they ask me

9. If we ..had known.(know) who he was.we ..would have invited..(invite) him to speak at our metting

10 If they had invited us naturally we .would have gone..(go) to the parrty

11 If..were..(be) you I ..would tell...(tell) her the truth

12 I was busy If I ..had..(have) free time I ..would go.(go) to the cinema with you

13 What will we ..do..(do) if they ..won't come.(not come) tomorrow

14 If I .had..(have ) enough time now I.would write..(write) to myparents

15It's too bad Helen isn't here if she .were..(be) here ,She ..would know..(know) what to do

16 If I..eat... (not eat) brakfast tomorrow morning I..will get.(get) hurnry during class

17 He might have understood you if you .had spoken..(speak) more slowly

18 If the weather .were.(be) nice today we ..would go..(go) to the zoo

19 If you meet him remmber ..not to tell..(not tell) him what I..have just said.(just say) to you

20 why didn't you attrnd the meeting

oh I ...didn't know...( not know) indeed If I ...had known..(know) I.would have come..(come) there