If you don’t help, we won’t complete the project.. I didn’t understand what he was saying because I hadn’t read his book.. Unless there isn’t enough rain, the hydropower station can not
Trang 1CONDITIONAL SENTENCES – BIẾN THỂ VÀ CÁC HÌNH THỨC THAY THẾ IF
I Rewrite the following sentences.
1 If you are not careful, you will cut yourself with that knife
Unless………
2 If she doesn’t hurry, she will be late
Unless………
3 If we had more rain, our crops would be better
Unless………
4 The crop would have been ruined if the flood had risen higher
Unless………
5 Keep silent or you will wake the baby up
If you………
6 If she had lent me money, she wouldn’t have lost it
As………
7 If I were you, I’d accept the job
Were………
8 If he hadn’t helped me, I couldn’t have overcome the difficulty
Had it not………
II Give the correct form of the verbs in brackets.
1 Give the book to Jane if you (read) ……… it
2 If you hadn't lost our flight tickets, we (be) ……… on our way to the Caribbean now
3 If you (have) ……… dinner right now, I'll come back later
4 I’m homeless If I (have) _ money now, I (buy) a big house
5 If we (set)………off earlier, we wouldn't be in this traffic jam now
6 If she were sensible, she (not/ask)……… that question, by which she offended him so much
7 If you (pour)………… oil on water, it (float)………
8 We lost the match If you (play) for us, we (win)
III Choose the best answer.
1 I didn’t have an umbrella with me, so I got wet
A If I had had an umbrella, I wouldn’t have got wet
B If I had had an umbrella, I wouldn’t have get wet
D If I had had an umbrella, I would get wet
2 ……… we find new sources, we will soon run out of energy
3 Do you think there should be less conflict in the world if all people……… the same language?
4 We would save thousands of lives if the remedy for the flu
5 You can smoke here……… you leave a window open to let the smoke out
Trang 26 George won’t lend you any money……… you promise to pay him back.
7 If I were 5 years younger, I would ………… that job
8 If you inherited a million pounds, what……… with the money?
9 If you……… as I told you, you……… in such predicament now
10 Get me a glass of lemonade if you……… to the kitchen
11 The education in Japan……… if the basic principles of education had not been taken into
consideration
12 If there………., the rice fields could have been more productive
13 The patient could not recover unless he……… an operation
14 If it ……….convenient, let’s go out for a drink tonight
15 She will accept the offer……… you persuade her
16 If he were here, he would accompany you on the piano
17 If she had gone abroad, she would have let you know
18……….she agreed, you would have done it
19 It would have been a much more serious accident……… fast at the time
A had she been driving B was she driving C she had driven D she drove
20 I won’t accept unless
21 ……….interested in that subject, I would try to learn more about it
22 ……then what I know today, I would have saved myself a lot of time and trouble over the years
23 If I weren’t working for an accounting firm, I……… in a bank
24 Marge walked away from the discussion, otherwise she ………something she would regret later
25 If it……… your help, I would have failed the exam
Trang 3A hadn’t been for B had been for C hasn’t been for D has been for
26 Unless you help, we may not complete the project
A If you help, it isn’t possible that we cope with the project
B Without your help, we will complete the project
C If you don’t help, we won’t complete the project
D Provided you help, it is likely that we will overcome the project
27 I didn’t understand what he was saying because I hadn’t read his book
A If I had read his book, I would understand what he was saying
B If I had read his book, I would have understood what he was saying
C If I had read his book, I would had understood what he was saying
D If I had read his book, I would be understanding what he was saying
28 You should take the train instead of the bus
A If you were me, I’d take the train instead of the bus
B If I were you, I’d take the train instead of the bus
C If you were I, I’d take the train instead of the bus
D If I am you, I’d take the train instead of the bus
29 If he attended the class regularly, he…………to sit for the exam
30 you if I your phone number.
A I'd phone / had not lost B I’d phone / had not lost
C I'll phone / did not lose D I'd have phoned / had not lost
31 If the machine _, press this button
32 The lecturer didn’t know what he was talking about, but if Dr Mason _ I would have
listened carefully
A lectured B was lecturing C would lecture D had been lecturing
33 I can’t understand what he sees in her! If anyone treated me like that, I _extremely angry!
34 If you _ up all the orange juice that was in that carton, you ought to go out and get some more
35 Rachel will be pleased _ she passes her driving test
36 I _ you sooner had someone told me you were in hospital
A visited B visit C would have visited D had visited
37 If you can give me one good reason for your acting like this, _ this incident again
A I don’t mention B I will never mention C I never mention D will I never mention
38 You can use my car _ you drive carefully
39 If everyone _ an extra hour a day, it would greatly increase production
40 If energy _ inexpensive and unlimited, many things in the world would be different
Trang 441 Don’t bother to ring me _ it’s important.
42 If you help me with this exercise, I do the same for you one day
43 According to the timetable, if the train _ on time, we _ arrive at 5.30
44 If I could speak Spanish, I _next year studying in Mexico
45 The bus won’t stop you ring the bell
46 You’d better take a coat it gets cold
47 If you _to my advice in the first place, you wouldn’t be in this mess right now
A listen B will listen C listened D had listened
48 If it _fine tomorrow, we will go to the coast
49 I don’t understand this point of grammar I wish I it better
50.You _ yourself ill if you don’t eat properly
51 If the ball _ the line, that would have been the end of the game
52. _ more help, I could call my neighbour
53 Come on! _ we hurry, we’ll miss the plane!
61 If I had known that you were in hospital, I _ you
55 I didn’t get home until after midnight last night Otherwise, I _ your call
A returned B had returned C would return D would have returned
56 If Jake _ to go on the trip, would you have gone?
A hadn’t agreed B doesn’t agree C didn’t agreed D wouldn’t agree
57 If I found Rob’s phone number now, I _ him about the change in plans
A called B had called C could call D will call
58 If I see him, I _ him a gift
59 If I had a typewriter, I _ it myself
60 If you don’t keep silent, you wake the baby up
A will B would C had D can
IV- Choose the best answer which has the same meaning with the given one.
1 If there isn’t enough rain, the hydropower station can not operate
Trang 5A When there isn’t enough rain, the hydropower station can operate.
B Unless there is enough rain, the hydropower station can operate
C Unless there isn’t enough rain, the hydropower station can not operate
D Unless there is enough rain, the hydropower station can’t operate
2 If we don’t save water, we will have to suffer from water shortage
A Unless we don’t save water, we will have to suffer from water shortage
B If we save water, we will have to suffer from water shortage
C Unless we don’t save water, we won’t have to suffer from water shortage
D If we save water, we won’t have to suffer from water shortage
3 She is too weak; she can’t sit up and talk to you
A If she weren’t too weak, she could sit up and talk to you
B If she hadn’t been too weak, she could sit up and talk to you
C If she isn’t too weak, she can sit up and talk to you
D If she weren’t too weak, she can sit up and talk to you
4 I am too old now; otherwive, I will apply for that post
A If I would not be too old, I would apply for that job
B If I was not be too old, I will apply for that job
C If I were not too old, I would apply for that job
D If I am not too old, I will apply for that job
5 It’s raining and they can’t go camping in the mountain
A If it was raining, they could go camping in the mountain
B If it isn’t raining, they could go camping in the mountain
C If it weren’t raining, they could go camping in the mountain
D If it is raining, they could go camping in the mountain
V One of the four underlined parts marked A, B, C, D in each sentence is not correct in standard English Identify them.
1 If Lucia had been here now, she would find out the truth about her uncle’s accident
A B C D
2 If a student takes a course on Computer Science, it will take him four years doing the course
A B C D
3 Unless it did not rain, Peter would pay us a visit
A B C D
4 If had I known you were in financial difficulty, I would have helped you
A B C D
5 If I had knew the time when the match started, I would have told you
A B C D
6 If she had finished the work, she can go home
A B C D
7 If I had spoken more confident at the interview, they would have offered me the job
A B C D
8 If we had had a map, we would not be lost yesterday
Trang 6A B C D
9 Had I known Alice’s address, I would write to her
A B C D
10 If I had realized that the traffic lights were red, I would stop
A B C D
11 If had you sent the application form to that company, you would have been offered a job
A B C D
12 Unless you work harder, you will be sack because of your laziness
A B C D
13 Unless there had been the heavy storm, the climbers will not have died
A B C D
14 She has found that nobody can help her if she did not try her best to do it herself
A B C D
15 If you were here yesterday, you would have seen Jean
A B C D
16 We could had done more if we had had more time
A B C D
17 He said that if he has more time, he would come to see us
18 If you will study harder, you will surely pass the coming exams with good results
A B C D
19 If I am 10 centimeter taller, I would play basketball
A B C D
20 If I were you, I will go to the dentist’s and have the tooth checked
21 If the weather weren’t too bad, we would to go swimming
22 Unless we leave a bowl of water under the sun, it will evaporate
A B C D
23 If he weren’t too old, he would apply to the job as a war reporter
A B C D
Trang 7KEY CONDITIONAL SENTENCES
I Rewrite the following sentences.
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 she doesn’t hurry, she will be late
Unless…she hurries, she will be late…
3 If we had more rain, our crops would be better
Unless…we had more rain, our crop wouldn’t be better
4 The crop would have been ruined if the flood had risen higher
Unless the flood had risen higher, the crop woudn’t have been ruined
5 Keep silent or you will wake the baby up
If you don’t keep silent, you will wake the baby up
6 If she had lent me money, she wouldn’t have lost it
As long as she had lent the money, she wouldn’t have lost it
7 If I were you, I’d accept the job
Were I you, I’d accept the job
8 If he hadn’t helped me, I couldn’t have overcome the difficulty
Had it not been for his help, I couldn’t have overcome the difficulty
II Give the correct form of the verbs in brackets.
1 Give the book to Jane if you (read) …have read……… it
2 If you hadn't lost our flight tickets, we (be) …would be……… on our way to the Caribbean now
3 If you (have) …are having……… dinner right now, I'll come back later
4 I’m homeless If I (have) had _ money now, I (buy) would buy a big house
5 If we (set)…had set………off earlier, we wouldn't be in this traffic jam now
6 If she were sensible, she (not/ask)…wouldn’t have asked…………that question, by which she offended him so much
7 If you (pour)…pour……… oil on water, it (float)…floats…………
8 We lost the match If you (play) had played _for us, we (win) would have won
III Choose the best answer.
1 I didn’t have an umbrella with me, so I got wet
A If I had had an umbrella, I wouldn’t have got wet
B If I had had an umbrella, I wouldn’t have get wet
D If I had had an umbrella, I would get wet
2 ……… we find new sources, we will soon run out of energy
3 Do you think there should be less conflict in the world if all people……… the same language?
4 We would save thousands of lives if the remedy for the flu
Trang 85 You can smoke here……… you leave a window open to let the smoke out.
6 George won’t lend you any money……… you promise to pay him back
7 If I were 5 years younger, I would ………… that job
8 If you inherited a million pounds, what……… with the money?
9 If you……… as I told you, you……… in such predicament now
10 Get me a glass of lemonade if you……… to the kitchen
11 The education in Japan……… if the basic principles of education had not been taken into
consideration
12 If there………., the rice fields could have been more productive
13 The patient could not recover unless he……… an operation
14 If it ……….convenient, let’s go out for a drink tonight
15 She will accept the offer……… you persuade her
16 If he were here, he would accompany you on the piano
17 If she had gone abroad, she would have let you know
18……….she agreed, you would have done it
19 It would have been a much more serious accident……… fast at the time
A had she been driving B was she driving C she had driven D she drove
20 I won’t accept unless
21 ……….interested in that subject, I would try to learn more about it
22 ……then what I know today, I would have saved myself a lot of time and trouble over the years
23 If I weren’t working for an accounting firm, I……… in a bank
24 Marge walked away from the discussion, otherwise she ………something she would regret later
Trang 9A will say B said C might say D might have said
25 If it……… your help, I would have failed the exam
26 Unless you help, we may not complete the project
A If you help, it isn’t possible that we cope with the project
B Without your help, we will complete the project
C If you don’t help, we won’t complete the project
D Provided you help, it is likely that we will overcome the project
27 I didn’t understand what he was saying because I hadn’t read his book
A If I had read his book, I would understand what he was saying
B If I had read his book, I would have understood what he was saying
C If I had read his book, I would had understood what he was saying
D If I had read his book, I would be understanding what he was saying
28 You should take the train instead of the bus
A If you were me, I’d take the train instead of the bus
B If I were you, I’d take the train instead of the bus
C If you were I, I’d take the train instead of the bus
D If I am you, I’d take the train instead of the bus
29 If he attended the class regularly, he…………to sit for the exam
30 you if I your phone number.
A I'd phone / had not lost B I’d phone / had not lost
C I'll phone / did not lose D I'd have phoned / had not lost
31 If the machine _, press this button
32 The lecturer didn’t know what he was talking about, but if Dr Mason _ I would have
listened carefully
A lectured B was lecturing C would lecture D had been lecturing
33 I can’t understand what he sees in her! If anyone treated me like that, I _extremely angry!
34 If you _ up all the orange juice that was in that carton, you ought to go out and get some more
35 Rachel will be pleased _ she passes her driving test
36 I _ you sooner had someone told me you were in hospital
A visited B visit C would have visited D had visited
37 If you can give me one good reason for your acting like this, _ this incident again
A I don’t mention B I will never mention C I never mention D will I never mention
38 You can use my car _ you drive carefully
39 If everyone _ an extra hour a day, it would greatly increase production
Trang 1040 If energy _ inexpensive and unlimited, many things in the world would be different.
41 Don’t bother to ring me _ it’s important
42 If you help me with this exercise, I do the same for you one day
43 According to the timetable, if the train _ on time, we _ arrive at 5.30
44 If I could speak Spanish, I _next year studying in Mexico
45 The bus won’t stop you ring the bell
46 You’d better take a coat it gets cold
47 If you _to my advice in the first place, you wouldn’t be in this mess right now
A listen B will listen C listened D had listened
48 If it _fine tomorrow, we will go to the coast
49 I don’t understand this point of grammar I wish I it better
50.You _ yourself ill if you don’t eat properly
51 If the ball _ the line, that would have been the end of the game
52. _ more help, I could call my neighbour
53 Come on! _ we hurry, we’ll miss the plane!
61 If I had known that you were in hospital, I _ you
55 I didn’t get home until after midnight last night Otherwise, I _ your call
A returned B had returned C would return D would have returned
56 If Jake _ to go on the trip, would you have gone?
A hadn’t agreed B doesn’t agree C didn’t agreed D wouldn’t agree
57 If I found Rob’s phone number now, I _ him about the change in plans
A called B had called C could call D will call
58 If I see him, I _ him a gift
59 If I had a typewriter, I _ it myself
60 If you don’t keep silent, you wake the baby up