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Exercise 2: Identify the one that has a mistake by circling the corresponding letter a, b, c, d.
74. If I am=>were 10 centimeters taller, I would play basketball. A b c d
75. If the doctors could find=>have found in the remedy, a lot of people would be saved. A b c d
76. If she bought that house now, she ran=>would run out of money. A b c d
77. What you would=>would you do if you could speak French well? A b c d
78. If I had known he is=>was not at home, I wouldn’t have gone all the way to his house. A b c d
79. If I had known that the road were=>was flooded, I would never have taken that way. A b c d
80. If I were you, I will=>would go to the dentist’s and have the tooth checked. a b c d
81. If you hadn’t left the car unlocked, it wouldn’t have be=>been stolen. a. b. c. d
82. What would happen because=>if I pressed that red button? a. b. c. d
83. If the weather is=>were fine today, we would go to the beach. a. b c. d.
84. If you will=> 0 study harder, you will surely pass the coming exams with good results. a. b. c. d
85. If the weather weren’t too bad, we would to=> 0 go swimming. a. b. c. d
86. If he weren’t too old, he would apply to=>for the job as a war reporter. a. b c. d
87.If drivers obeyed the speed limit, fewer accidents occur=>would occur. a. b. c. d
88. If I would have=>had studied Russian at school, I would have understood him easily. a. b. c. d

1 where ................... you go if you have a car ? a will b are c would d were
2 you will fail the exam , ...........................you study harder a as b if c unless d although
3 if i ............................ a bird , i would be a dove a are b were c am d is
4 if today .............................sunday , we .......................to the beach a is / would go b were / would go c will be / will go d were / will go
5 if it .................... this morning , i will not to out a rain b rained c rains d raining
6 nobody hates you ! it is all in your ......................................... a imagine b imaginary c imagining d imagination
7 i am poor , so i can not buy a car a if i am rich , i can buy a car b if i were rich , i can buy a car c if i were rich , i could buy a car d if i were rich , i will buy a car
8 water these plants or they will die a if you did not water these plants , they will die b if you water these plants , they will die c if i do not water these plants , they will die d if you are watering these plants , they will die
9 where is lan ? _parhaps she is working a she may be working b she can be working c she must be working d she will be working 10 nam will probalby be there a nam is here b nam might be there c she must be there d nam might not be there
11 the house ............................. shakespeare was born is open to the public a where b which c that d when
1 2 a .......................... was a person who went through city streets shouted the latest news a town crier b magician c singer d clown
13 if he spoke english more slowly , she ......................... so many mistakes a will not make b would not make c did not make d made

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
b you should work harder
c you should work with me
d do not work so hard

Khoang truoc cau tra loi dung:
1. Don't.....We have to keep our schoolyard tidy and clean
A. litter B. put trash C. waste D. reduce garbage
2. We are all slowly destroying the earth by ... our environment
A. setting B. polluting C. minimizing D. confining
3. The earth's natural.....will run out
A. sources B. forces C. resources D. courses
4. There is a lot of eshaust fume in the air, so there is....
A. atmosphere dirt B. air pollution C. air traffic D. atmosphere dust
5. This river is polluted: a lot of fish died and floated on the.....
A. water line B. water face C. water front D. water surface
6. It's dangerous to use....to cash fish. People many die from electric shock waves
A. electricity B. fish hooks C. fish net D. fish rods
7. The loca authority should....the fish catching by electricity
A. allow B. permit C.prohibit D. give up
8. We can't swom in the river. There is trash...on the water surface
A. swimming B. floating C. diving D. bathing
9. The news that he died of AIDS was a great....
A. humour B. talk C shock D. pain
10. It rained....for three days
A. continue B. continues C. continuing D. continuously
11. ......if we take a map
A. We will get lost C. We won't get lost
B. We would get lost D. WE wouldn't get lost
12. We won't take a break....we finish our work
A. after B. until C. when D. as
13. Bob does not go to work today. He...ill
A. may be B. maybe C. ought to be D. will be
14. Why were you so....when I saw you yesterday?
A. friendless B. unfriendly C. friendly D. friendship
15. I'll look for another job....my salary is increased
A. if B.when C. as D. unless
16. We.....more shade and fresh air if we plant more trees along the streets
A. had B. will have C. have D. would have
17. We can't do the job...Jack helps us
A. unless B. if C. when D as
18. If you stand on this old table, it.....
A. collapse B. may collapse C. would collapse D. collapsed
19. If it....fine tomorrow we'll go for a walk
A. be B. is C. was D. would be
20. You are speaking very quietly. I can....hear you
A. hard B. hardy C. hardly D. hardness

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.

1. We don’t have enough money, so we can’t buy that house.
A. If we had enough money, we could buy that house. B. We could buy that house if we have enough money.
C. If we had had enough money, we could buy that house. D. We could have bought that house if we had had enough money.
2.Water these plant or they will die
A.Unless you water these plants ,they will die B.Unless you watered these plants ,they will die
C. Unless you water these plants ,they won’t die D. If you water these plants ,they will die
3. Hurry up or we’ll be late for the correct
A. If we don’t hurry , we won’t be late for the concert B.If we didn’t hurry , we will be late for the concert
C. If we don’t hurry, we will be late for the concert D.Unless we don’t hurry, we will be late for the concert
4..I can’t do this test because it is very difficult
A.If this test were difficult,I could do it B. If this test weren’t difficult ,I could do it
C.If this test weren’t difficult,I couldn’t do it D.Unless this test were difficult, I couldn’t do it
5. Study harder or you won’t pass the exam.
A. Only if you study harder, you will fail the exam. B. Unless you study harder, you will pass the exam.
C. If you don’t study harder, you will fail the exam.D. If you don’t pass the exam, you will have to study harder.
6. Take action soon or the pollution will get much worse.
A. If you don’t take action soon, the pollution will get much worse.
B. Unless you don’t take action soon, the pollution will get much worse.
C. The pollution will get much worse if you didn’t take action soon.
D. Only if you take action soon, the pollution will get much worse.
7. The fire will go out if we don’t put more wood on.
A. If we don’t put more wood on, the fire won’t go out. B. Unless we put more wood on, the fire will go out.
C. The fire will go out, so we don’t put more wood on. D. Unless we put more wood on, the fire won’t go out.
8. They spent a lot of money on food and clothes.
A. A lot of money was spent on food and clothes. B. A lot of money were spent on food and clothes.
C. A lot of money on food and clothes were spent. D. A lot of money on food and clothes was spent.
9. People have used the Internet all over the world.
A. The Internet has used all over the world. B. The Internet was used all over the world.
C. The Internet has been used all over the world. D. The Internet has been using all over the world.
10. Our house is going to be rebuilt by a local firm.
A. We are going to rebuild our house. B. We are going to have our house to rebuild.
C. A local firm are going to rebuild our house. D. A local firm is going to rebuild our house.
1. We don’t have enough money, so we can’t buy that house.
A. If we had enough money, we could buy that house. B. We could buy that house if we have enough money.
C. If we had had enough money, we could buy that house. D. We could have bought that house if we had had enough money.
2.Water these plant or they will die
A.Unless you water these plants ,they will die B.Unless you watered these plants ,they will die
C. Unless you water these plants ,they won’t die D. If you water these plants ,they will die
3. Hurry up or we’ll be late for the correct
A. If we don’t hurry , we won’t be late for the concert B.If we didn’t hurry , we will be late for the concert
C. If we don’t hurry, we will be late for the concert D.Unless we don’t hurry, we will be late for the concert
4..I can’t do this test because it is very difficult
A.If this test were difficult,I could do it B. If this test weren’t difficult ,I could do it
C.If this test weren’t difficult,I couldn’t do it D.Unless this test were difficult, I couldn’t do it
5. Study harder or you won’t pass the exam.
A. Only if you study harder, you will fail the exam. B. Unless you study harder, you will pass the exam.
C. If you don’t study harder, you will fail the exam.D. If you don’t pass the exam, you will have to study harder.
6. Take action soon or the pollution will get much worse.
A. If you don’t take action soon, the pollution will get much worse.
B. Unless you don’t take action soon, the pollution will get much worse.
C. The pollution will get much worse if you didn’t take action soon.
D. Only if you take action soon, the pollution will get much worse.
7. The fire will go out if we don’t put more wood on.
A. If we don’t put more wood on, the fire won’t go out. B. Unless we put more wood on, the fire will go out.
C. The fire will go out, so we don’t put more wood on. D. Unless we put more wood on, the fire won’t go out.
8. They spent a lot of money on food and clothes.
A. A lot of money was spent on food and clothes. B. A lot of money were spent on food and clothes.
C. A lot of money on food and clothes were spent. D. A lot of money on food and clothes was spent.
9. People have used the Internet all over the world.
A. The Internet has used all over the world. B. The Internet was used all over the world.
C. The Internet has been used all over the world. D. The Internet has been using all over the world.
10. Our house is going to be rebuilt by a local firm.
A. We are going to rebuild our house. B. We are going to have our house to rebuild.
C. A local firm are going to rebuild our house. D. A local firm is going to rebuild our house.

Choose the word or phrase [a, b, c or d] that best fits the blank space in eac sentence.
1. If people ___________public transport, there will be less pollution
b. will use c. can use d. used
2. If it is raining this evening, I _______
a. will go out b. don't go out c. won't go out d. wouldn't go out
3. Minh's English is excellent. He speaks___________
b. English perfectly d .English perfect a. perfectly English c. in perfect English
4. He___________to find a job but he had no luck.
a. hardly tried b. tried hardly c. hard tried d. didn't you
5. You used tc live in Los Angeles,__________?
a. don't you b. usen't you c. did you a. became. d. didn't you
6. If the sea water continue to be polluted, many fish species_________extinct.
a. became. d. become b. will become c. would become
7.We postponed the pienic____
a. because it rained heavy b. because of the heavily rain c. because it was heavy raining d. because it was raining heavily
8. Plants __________if they don't get sun and water
b. would die c. won't die a.die d. are going to die
9. If you_________a chance to study in a foreign country, just take it
c. getting d. had got a. will get b.get
10. Would you please___________?
a. to tell me how much it costs c. telling me how much does it cost d. tell me how much it costs b. tell me how much does it cost
10. Would you please___________?
a. to tell me how much it costs c. telling me how much does it cost d. tell me how much it costs b. tell me how much does it cost

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,i ... with him
a told/ would go b told / might have gone c had told / could go d had told/would have gone