rewrite the following sentences using " unless"

1. our sources of energy will soon if others are not found

Unless others are found, our sources of energy will soon

2. Life on earth will be destroy if nuclear tests do not stop

Unless nuclear tests stops, Life on earth will be destroy

3. men will continue to live on food if other types of protein are not found

Unless other types of protein are found, men will continue to live on food

4. World population will countinue to rise if we do not try reduce it
Unless we try to reduce it, World population will countinue to rise

5. aLL OUR beautiful forests will be destoyed if we do nothing to preserve them

Unless we do something to preserve them, aLL OUR beautiful forests will be destoyed

6. Unless it stops raining, we won't go out

if it doesn't stop raining, we won't go out

7. Without gravity, water couldn't run down hill

Water couldn't run down hill unless there were not gravity

1. If you don't work hard, you _____won't pass______ the exam

2. Marie Curie, ______whose______ father was a Polish, was a French physicist

3. World population will continue to rise ______unless_____ we try to reduce it

4. The girl ____standing____ in front of the school gate is our new classmate

5. Eventhough Mrs.Hoa was tired, Mrs.Hoa helped me with my homework

1.                the salary meets my expectations, I will accept the job offer

A. therefore       B.Although         C. if            D. so

2. The world's population will continue to rise               we don't do anything about it.

A. if              B.however            C.how              D.unless

C A

1:C

2:A

12. ............the salary  meets my expectation, I will accept the job  offer.

A. Therefore           B.Although        C.If               D.So

13.The world 's population will continue to rise.............we don't  do anything about it

A.if             B.however          C.how          D.unless

14. I...........any classes if were you

A.won't miss        B.don't miss          C. wouldn't miss        D.didn't miss

15.If  the  weather ..............worse ,we won't go to the beach

A.would get         B.gets         C.got              D.will get

16.I wish I...............a car. I'm tired of  catching the bus to work every day.

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

17.................I were you,  I would take a taxi to the airort

A.Unless             B.Because           C.When         D.If

18. I wish you.............. to the theatre last night , but you didn't.

A.came       B.Was coming       C.would come         

D.had come

19.the weather was terrible ,I wish it............warmer

A.were           B.was          C. has been        D.had been

20.if had time, I.............. to the beach with you this weekend.

A. will go         B. will have gone      C.would have gone

D. would go

1 C

2 A

3 C

4 B

5 B

6 D

8 C

9 A

10 D

12,C

13.A

14.C

15.B

16.B

17.D

18.C

19.A

20.D

Tìm lỗi sai và sửa

1. If someone came -> comes into the store, smile and say, “ May i help you?’’

2. If you try these cosmetics, you look -> will look five years younger

3. If you do -> did not understand what were written in the book you could ask Mr, Pike

4. I will come to meet Mr, Pike and tell him about your problems if you didn't -> don't solve them yourself

5. Sam will not graduate unless he doesn’t pass -> passes all the tests

6. If there isn’t enough food, we couldn’t ->can't continue our journey

7. Unless your pour oil on water, it will -> won't float

8. You will have to take a taxi home if you want to leave now

9. If anyone will phone -> phones , tell them i’ll be back at 11:00

10. We can hire a minibus if there will be -> are enough people

1. If someone came -> comes into the store, smile and say, “ May i help you?’’

2. If you try these cosmetics, you look -> will look five years younger

3. If you do -> did not understand what were written in the book you could ask Mr, Pike

4. I will come to meet Mr, Pike and tell him about your problems if you didn't -> don't solve them yourself

5. Sam will not graduate unless he doesn’t pass -> passes all the tests

6. If there isn’t enough food, we couldn’t ->can't continue our journey

7. Unless your pour oil on water, it will -> won't float

8. You will have to take a taxi home if you want to leave now

9. If anyone will phone -> phones , tell them i’ll be back at 11:00

10. We can hire a minibus if there will be -> are enough people

1. Would try

2. Would make

3. Would have been improved

4. Will continue

5. Will be left

6. Growing up

7. Will go on

8. Stopped

9. Were controlled

10. Wouldn't become

11. Had

12. Would be

13. Will be

1. Identify the one that has a mistake by circling the corresponding letter a, b, c, d.

71. If we will reduce->reduce the speed of population growth, there will be less pressure on the earth.

72. Unless->IF we leave a bowl of water under the sun, it will evaporate.

73. If we continue to use fuels at the current rate, we would->will soon have to face a fuel crisis.

A b c d

89. If tomorrow the weather will be->is bad, the match will be postponed.

a. b. c. d.

90. If you will see->see Mike today, please ask him to phone me.

Sửa lỗi sai:

1. If we will reduce (A) the speed of population growth (B), there will be less (C)pressure on (D) the earth.

(A) ➜ reduce

2. Unless (A) we leave a bowl of (B) water under (C) the sun, it will (D) evaporate.

(D) ➜ won't

3. If (A) we continue to use (B) fuel at the current rate, we would (C) soon have to face (D) a fuel crisis.

(C) ➜ will

1. If we continue to use fuels at the current rate, we would soon have to face a fuel crisis => will

2. If I am 10 centimeters taller, I would play basketball => were

3. If the doctors could find in the remedy, a lot of people would be saved => out

4. If she bought that house now, she ran out of money => would run

5. What you would do if you could speak French well? =>would you do

6. If tomorrow the weather will be bad, the match will be postponed => is

7. If you will see Mike today, please ask him to phone me => \(\varnothing\)

8. If I were you, I will go to the dentist's and have the tooth checked => would

9. If you hadn't left the car unlooked, it would't have be stolen =>been

10. What would happen because I pressed that red button => if

11. If the weather is fine today, we would go to the beach => will

12. If you will study harder, you will surely pass the coming exams with good results => \(\varnothing\)

13. If the weather weren't too bad, we would to go swimming => \(\varnothing\)

14. If we will reduce the speed of population growth, there will be less pressure on the earth => \(\varnothing\)

15. Unless we leave a bowl of water under the sun, it will evaporate => if