1 see

2 wouldn't get

3 will phone

4 won't be able

5 knew

6 would you change

7 will come

8 were

9 go

10 finish

11 will steal

12 studied

13 doesn't shine

14 won't let

15 would be

16 were

17 would go

18 works

19 will turn

20 tell

1. If you (see) ______see____ Ann tomorrow, can you ask her to phone me? 2. If I were you, I (not get) ___wouldn't get_______ angry about it. 3. If I find your watch, I (phone) _____will phone_____ you at once. 4. Unless I have a quiet room I (not be able) ____will not be able______ to do any work. 5. If I (know) _____knew_____ how to use a computer I could get a better job. 6. If you could change one thing in the world, what​you (change) ____would you change______? 7. If it rains in the desert, flowers (come) ______will come____ out in a few hours. 8. If Jenny (be) ______were____ more friendly, she would have more friends. 9. If you (go) _____go_____ to England next month, you must drive on the left. 10. If you (finish) ____finished______ with your dictionary I’d like to borrow it. 11. Someone (steal) ______will steal____ your car if you leave it unlock. 12. If Nick (study) ____studied______ more, he would get better grades. 13. You feel cold if the sun (not shine) ______doesn't shine____. 14. If you don’t do your homework, I (not let) _____won't let_____ you watch TV. 15. The room (be) _____would be_____ more brighter if you painted the walls white. 16. Would you do that if you (be) _____were_____ me? 17. Were I an astronaut, I (go) ______would go____ to the moon. 18. If he (work) _______is___ hard today can he have a holiday tomorrow? 19. Ice (turn) _____will turn_____ to water if you heat it. 20. Should John call, please (tell) ____tell______ him call back later.

. If you (see) _______see___ Ann tomorrow, can you ask her to phone me? 2. If I were you, I (not get) ______wouldn't get____ angry about it. 3. If I find your watch, I (phone) ____will phone______ you at once. 4. Unless I have a quiet room I (not be able) __won't be able________ to do any work. 5. If I (know) _____knew_____ how to use a computer I could get a better job. 6. If you could change one thing in the world, what​you (change) ____would you change______? 7. If it rains in the desert, flowers (come) ______will come____ out in a few hours. 8. If Jenny (be) _____were_____ more friendly, she would have more friends. 9. If you (go) ___go_______ to England next month, you must drive on the left. 10. If you (finish) ___finished_______ with your dictionary I’d like to borrow it. 11. Someone (steal) ____will steal______ your car if you leave it unlock. 12. If Nick (study) ____studied______ more, he would get better grades. 13. You feel cold if the sun (not shine) __doesn't shine________. 14. If you don’t do your homework, I (not let) ___won't let_______ you watch TV. 15. The room (be) _____would be_____ more brighter if you painted the walls white. 16. Would you do that if you (be) ___were_______ me? 17. Were I an astronaut, I (go) ___would go_______ to the moon. 18. If he (work) _____works_____ hard today can he have a holiday tomorrow? 19. Ice (turn) ____will turn______ to water if you heat it. 20. Should John call, please (tell) _____tell_____ him call back later.

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

2. If I (find) __find___ your watch, I (phone) __will find___ you at once.

3. Unless I (have) _have____ a quiet room, I (not be able) __won't be able____ to do any work.

4. Tom (get) ___will get____ better grades if he (study) _studies___ harder next month.

5. You must (drive) __drive__ on the left if you (go) _go____ to England next year.

(Câu đk loại 1)

1 If you....find.......(find) a skeleton in the cellar, don't mention it to anyone.

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

1.Peter is fat because he eats so many chips => 

If he didn't eat so many chips, he wouldn't be fat

2.If you are not careful,you will cut yourself with that knife =>

Unless you are careful,you will cut yourself with that knife.

3.If you do not like this one,I'll bring you another =>

Unless you like this one, I'll bring you another.

4.I'll not be able to do any work if I do not have a quiet room =>

.Unless I have a quite room,I'll not be able to do any work.

5.If she does not hurry,she will be late =>

Unless she hurries, she’ll be late.

6.She doesn't have a bike so she has to walk to school =>

If she had a bicycle, she wouldn't have to walk to school

7.I am not rich businessman and I can't afford to buy an expensive car =>

 If I were a rich businessman, I could afford to buy an expensive car

 8.My parents don't allow me to go,so I have to stay at home =>

 If my parents allowed me to go, I wouldn't have to stay at home

9.She doesn't pay attention to her cooking so the food is horrile =>

If she paid attention to her cooking, the food wouldn't be horrible

10.They do not know each other very well so they do not talk to each other =>

 If they knew each other very well , they would not be reserved 

11.He is not a millionaire,so he can't give you all that you want => 

 If he were a millionaire , he could give you all that you want 

12.She loves him so she forgives him easily =>

 If she didn't love him, she wouldn't forgive him easily.

13.We get up late in the morning so we do not have time to have breakfast =>

If we got up late this morning, he wouldn't have time to have breakfast

14.If she does not hurry,she will be late for school => 

.Unless she hurries,you'll be late.

15.We can't go out because he has to study for his exam => 

 If he didn't have to study for his exam, he could go out

16.She is lazy so she can't pass the exam =>

 If she weren't lazy, she could pass the exam.

17.He will pay me tonight,I will have enough money to buy a car =>

 If he pays me tonight, I will have enough money to buy a car

18.He smokes too much;that why he can't get rid of his cough =>

 If he didn’t smoke too much, he could get rid of his cough.

19.She is very shy,so she doesn't enjoy the party =>

 If she weren’t very shy, she would enjoy the party.

20.He doesn't take any exercises.He is so unhealthy =>

 If he took some exercises, He would be healthy.

21.Study hard or you won't pass the exam =>

If you don’t study hard, you won’t pass the exam.

22.Don't be impatient or you will make mistakes =>

 If you are impatient, you will make mistakes.

23.If you want my advice,I wouldn't buy it => 

 If I were you, I wouldn't buy it.

24.I only come if they invite me =>

 Unless they invite me, I will not come.

25.He didn't revise all his lessons,he failed the exam =>

 If he had revised all his lessons, he wouldn't have failed the exam.

26.Leave me alone or I'll call the police =>

Unless you leave me alone, I'll call the police

1. Peter is fat because he eats so many chips

If he didn't eat so many chips, he wouldn't be fat

2.If you are not careful,you will cut yourself with that knife 

Unless you are careful,you will cut yourself with that knife.

3.If you do not like this one,I'll bring you another 

Unless you like this one, I'll bring you another.

4.I'll not be able to do any work if I do not have a quiet room 

Unless I have a quite room,I'll not be able to do any work.

5.If she does not hurry,she will be late

Unless she hurries, she’ll be late.

6.She doesn't have a bike so she has to walk to school 

If she had a bicycle, she wouldn't have to walk to school

7.I am not rich businessman and I can't afford to buy an expensive car 

 If I were a rich businessman, I could afford to buy an expensive car

 8.My parents don't allow me to go,so I have to stay at home 

 If my parents allowed me to go, I wouldn't have to stay at home

9.She doesn't pay attention to her cooking so the food is horrile 

If she paid attention to her cooking, the food wouldn't be horrible

10.They do not know each other very well so they do not talk to each other 

 If they knew each other very well , they would not be reserved 

11.He is not a millionaire,so he can't give you all that you want 

 If he were a millionaire , he could give you all that you want 

12.She loves him so she forgives him easily 

 If she didn't love him, she wouldn't forgive him easily.

13.We get up late in the morning so we do not have time to have breakfast 

If we got up late this morning, he wouldn't have time to have breakfast

14.If she does not hurry,she will be late for school 

Unless she hurries,you'll be late.

15.We can't go out because he has to study for his exam 

 If he didn't have to study for his exam, he could go out

II. Use UNLESS instead of IF.

1. If you are not careful, you will cut yourself with that knife.

-> Unless you are careful, you will cut yourself with that knife.

2. If you do not like this one, I’ll bring you another.

-> Unless you like this one, I’ll bring you another. 

3. I’ll not be able to do any work if I do not have a quiet room.

-> Unless I have a quiet room, I’ll not be able to do any work.

4. If she does not hurry, she’ll be late.

-> Unless she hurries, she’ll be late. 

5. If we had more rain, our crops would be better.

-> Unless we had more rain, our crops wouldn't be better. 

6. The crops would have been ruined if the flood had risen higher.

-> Unless the flood had risen higher, the crops wouldn't have been ruined.

7. If you had not sneezed, he wouldn’t have known that we were there.

-> Unless had sneezed, he wouldn’t have known that we were there. 

8. If she did her hair differently, she would look quite nice.

-> Unless she did her hair differently, she wouldn't look quite nice.

9. If John had played for our football team, we would not have lost the game. 

-> Unless John had played for our football team, we would have lost the game. 

10. If I won a big prize in a lottery, I’d give up my job.

-> Unless I won a big prize in a lottery, I wouldn't give up my job.

1 Unless you are careful, you will cut your self with that knife

2 Unless you like this one,  I’ll bring you another

3  I’ll not be able to do any work unless I have a quiet room

4 Unless she hurries, she’ll be late

5 Unless we had more rain, our crops wouldn't be better

6 The crops wouldn't have been ruined unless the flood had risen higher

7  Unless you had not sneezed, he wouldn’t have known that we were there

8 Unless she did her hair differently, she wouldn't look quite nice

9  Unless John had played for our football team, we would have lost the game.

10 Unless I won a big prize in a lottery, I’d not give up my job.

put the verb in brackets into the...

1. I ..will know.... (know) the result in a week

2. You ...will be... (be) in Paris tonight

3. will You .have..... (have) time to help me tomorrow ?

4. It ...will matter. (matter) if I don't come home till morning

5. You .will be (be) able to drive after another five lessons

6. Do you think that he ....will recognize. (recognize) me ?

7. Unless he runs he ..will not catch.... (not catch) the train

8. He ..will lend..( lend) it to you if you ask him

9. I hope I ...will find. (find) it

10. If petrol pump attendants go on trike, we ..will not have....(not have) any petrol

1 If you (find) a skeleton in the cellar, don't mention it to anyone.

FIND

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

WILL HAVE

3 What (happen) if I press this button?

WILL HAPPEN

4 I should have voted for her if I (have) a vote then.

HAD HAD

5 If you go to Paris, where you (stay)?

WILL YOU STAY

6 If someone offered to buy you one of those rings, which you (choose)?

WOULD YOU CHOOSE

7 The flight may be cancelled if the fog (get) thick.

HAD GOT

8 If the milkman (come), tell him to leave two pints.

COMES

9 Someone (sit) on your glasses if you leave them there.

WILL SIT

10 You would play better bridge if you (not talk) so much.

DIDN'T TALK

11 What I (do) if I hear the burglar alarm?

WILL I DO

12 If you (read) the instructions carefully, you wouldn't have answered the wrong question.

HAD READ

13 I could repair the roof myself if I (have) a long ladder.

HAD

14 Unless they turn that radio off, I (go) mad.

WILL GO

15 If you were made redundant, what you (do)?

WOULD YOU DO

16 We'll have a long way to walk if we (run) out of petrol here.

RUN

17 If you shake that bottle of port, it (not be) fit to drink.

WON'T BE

18 I'll probably get lost unless he (come) with me.

COMES

19 You (not have) so many accidents if you drove more slowly.

WOULDN'T HAVE

20 If you (wear) a false beard, nobody would have recognized you.

HAD WORN

21 If she (leave) the fish there, the car will get it.

LEAVES

22 Unless they leave a lamp beside that hole in the road, somebody (fall) into it.

WILL FALL

23 You'll get pneumonia if you (not change) your wet clothes.

DON'T CHANGE

24 If I had known that you couldn't eat octopus, I (not buy) it.

WOULDN'T HAVE BOUGHT

25 If they (hang) that picture lower, people would be able to see it.

HUNG

26 She (be able) to walk faster if her shoes hadn't such high heels.

WOULD BE ABLE

27 I (bring) you some beer if I had known that you were thirsty.

WOULD HAVE BROUGHT

28 If you had touched that electric cable, you (be) elecrocuted.

WOULD HAVE BEEN

29 If the story hadn't been true, the newspaper (not print) it.

WOULDN'T HAVE PRINTED

30 I (not buy) things on the instalment system if I were you.

WOULDN'T BUY

31 Dial 999 if you (want) Police, Ambulance or Fire Brigade.

WANT

32 You (not be) any use to me unless you learn to type.

WON'T BE

33 If anyone attacked me, my dog (jump) at his throat.

WOULD JUMP

34 If he were in, he (answer) the phone.

WOULD ANSWER

35 The ship would have run around if the pilot (make) one mistake.

HAD MADE

36 I shouldn't have taken your umbrella if I (know) that it was the only one you had.

HAD KNOWN

1 If I see him I (give)will give him a lift.
2 The table will collapse if you (stand)stand on it.
3 If he (eat)eats all that he will be ill.
4 If I find your passport I (telephone)wil telephone you at once.
5 The police (arrest)will arrest him if they catch him.
6 If he (read) reads in bad light he will ruin his eyes.
7 Someone (steal) will steal your car if you leave it unlocked.
8 What will happen if my parachute doesn't open (not open)?
9 If he (wash)washes my car I'll give him £10.
10 If she (need)needs a radio she can borrow mine.

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

12. I'll be very angry if he (make)makes any more mistakes.

13. If he (be)is late we'll go without him.

14. She will be absolutely furious if she (hear)hears about this.

15. If you put on the kettle I (make)will make the tea.

16. If you give my dog a bone he (bury) will bury it an once.

17. If we leave the car here it (not be)will be in abybod's way.

18. He'll be late for the train if he (not start)doesn't start at once.

19. If you come late they (not let)don't let you in.

20. If he (go) goes on telling lies nobody will believe a world he says.

21. Unless he (sell) sells more he won't get much commission.

22. If I lend you Ł10 when you (repary)wiil repary me?

23. We'll have to move upstairs if the rivier (rise)rises any higher.

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

25. Ice (turn)will turn to water if heat it.

26. If the house (burn)burns down we can claim compensation.

27. If you (not like)don't like this one I'll bring you another.

28. Unless you are more careful you (have)will have an accident.

29. Tell him to ring me up iy you (see)see him.

30. If I tell you a secret, you (promise)will promise not to tell it to anyone else?

31. If you (not believe)won't believe what I say, ask your mother.

32. If he (like) likes the house will he buy it?

33. If you will kindly sit down I (make)makes enquiries for you.

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

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

36. Should you require anything else please (ring)ring the bell for the attendant

1 If I see him, I WILL GIVE him a lift.
2 The table will break if you SIT on it.
3 If he EATS all that, he will be ill.
4 If I find your passport, I will telephone you.
5 The police WILL ARREST him, if they catch him.
6 If he READS in bad light, he will ruin his eyes.
7 Someone WILL STEAL your car if you leave it unlocked.
8 What will happen if my parachute DOES NOT OPEN?
9 If he WASHES my car, I'll give him $10.
10 If she NEEDS a radio, she can borrow mine.
11 If you DO NOT GO away, I'll call the police.
12 I'll be very angry if he MAKES any more mistakes.
13 If he IS late, we'll go without him.
14 She will be absolutely furious if she HEARS about this.
15 If you put on the kettle, I WILL MAKE some tea.
16 If you give my dog a bone, he WILL BURY it.
17 If we leave the car here, it WON'T BE in anybody's way.
18 He'll be late for the train if he DOESN'T START at once.
19 If you come late, they WON'T LET you in.
20 If he GOES on telling lies, nobody will believe a word he says.
21 Unless he SELLS more, he won't get much commission.
22 If I lend you $10, when WILL you REPAY me?
23 We'll have to move upstairs if the river RISES any higher.
24 If he WORKS hard today, can he have a holiday tomorrow?
25 Ice TURNS to water if you heat it.
26 If the house BURNS down, we can claim compensation.
27 If you DON'T LIKE this one, I'll bring you another.
28 Unless you are more careful, you WILL HAVE an accident.
29 Tell him to ring me up if you WILL SEE him.
30 If I tell you a secret, WILL you PROMISE not to tell it to anyone else?
31 If you DON'T BELEIVE what I say, ask your mother.
32 If he LIKES the house, will he buy it?
33 If you kindly sit down, I WILL MAKE enquiries for you.
34 Unless I have a quiet room, I WON'T BE ABLE to do any work.
35 She won't open the door unless she KNOWS who it is.
36 Should you require anything else, please RING the bell for the attendant.

1 If I see him, I WILL GIVE him a lift.
2 The table will break if you SIT on it.
3 If he EATS all that, he will be ill.
4 If I find your passport, I will telephone you.
5 The police WILL ARREST him, if they catch him.
6 If he READS in bad light, he will ruin his eyes.
7 Someone WILL STEAL your car if you leave it unlocked.
8 What will happen if my parachute DOES NOT OPEN?
9 If he WASHES my car, I'll give him $10.
10 If she NEEDS a radio, she can borrow mine.
11 If you DO NOT GO away, I'll call the police.
12 I'll be very angry if he MAKES any more mistakes.
13 If he IS late, we'll go without him.
14 She will be absolutely furious if she HEARS about this.
15 If you put on the kettle, I WILL MAKE some tea.
16 If you give my dog a bone, he WILL BURY it.
17 If we leave the car here, it WON'T BE in anybody's way.
18 He'll be late for the train if he DOESN'T START at once.
19 If you come late, they WON'T LET you in.
20 If he GOES on telling lies, nobody will believe a word he says.
21 Unless he SELLS more, he won't get much commission.
22 If I lend you $10, when WILL you REPAY me?
23 We'll have to move upstairs if the river RISES any higher.
24 If he WORKS hard today, can he have a holiday tomorrow?
25 Ice TURNS to water if you heat it.
26 If the house BURNS down, we can claim compensation.
27 If you DON'T LIKE this one, I'll bring you another.
28 Unless you are more careful, you WILL HAVE an accident.
29 Tell him to ring me up if you WILL SEE him.
30 If I tell you a secret, WILL you PROMISE not to tell it to anyone else?
31 If you DON'T BELEIVE what I say, ask your mother.
32 If he LIKES the house, will he buy it?
33 If you kindly sit down, I WILL MAKE enquiries for you.
34 Unless I have a quiet room, I WON'T BE ABLE to do any work.
35 She won't open the door unless she KNOWS who it is.
36 Should you require anything else, please RING the bell for the attendant.

1. you.would have caught..the train if you leave.had left...earlier last night (catch/leave)

2. I..will dance..with Ken if he .comes...to my party next Sunday(dance/come)

3. if Vicky .were..older, she..would be.able to drive a car (be/be)

4. if the wind.were...strong enough, we.would go...sailing, but i'm not sure (be/go)

5. i .would travel...around the world if i..won..a milion dollars(travel/win)

6..Would...you(study)..study..Engineering if you(be)..were.me?

7. the film was terribble! if i .had known..it was so bad, i.wouldn't have gone...to see it(know/not go)

8. if Greg..gets..up earlier, he.won't be...late for school, but he'll never change!(get/not be)

9. if i.had waited....longer last night i.would have seen..you(wait/see)

10.i think BMW cars are great. it i..had.enough money, i.would buy..one(have/buy)

11.we.wouldn't have..enough food to eat tomorrow unless you cooked...some more now(not have/cook)

12. maybe it will rain tomorrow. if it .rain...tomorrow we.won't have..a picnic(rain/not have)

13. this is the fire bell. if you..rang..that bell, the fire brigade..would come..(ring/come)

14. he skeaks too fast. i..would understand..him better if he..spoke..more slowly(understand/speak)

15. if i....that the traffic lights were red i ....(reaize/stop)

16. in winter you....cold if the sun....(feel/not shine)

17. it's a pity john isn't taller. if he...taller, he....a great basketball player(be/be)

18. if i....busy tonight,i.....you with your homework(not be/help)

19.what...you(do)....if you(win)..... the lottery last week?

20. sue enjoys her work. she....it if she...it(not do/not enjoy)