LESSON CLAUSES OF CONDITION

LESSON : CLAUSES OF CONDITION
*The words replacing If (các từ có thể thay cho If )
Provided (that), On condition (that), As long as, So long as (miễn là, với điều
kiện là), Suppose, Supposing (giả sử như), In case (trong trường hợp), Even if
(ngay cả khi, dù cho)...
Đảo ngữ của câu điều kiện
1. Đảo ngữ câu điều kiện loại 1: Should + S + Vo, S + Will / can/ may/ should
+Vo
If he has free time, he’ll play tennis.
à
Should he have free time, he’ll play tennis
1. Đảo ngữ câu điều kiện loại 2: Were + S + to + Vo , S + would / could /
might + Vo
Were + S + OC , S + would / could /
might + Vo
If I learnt Russian, I would read a Russian book.
à
Were I to learn Russian, I would read a Russian book
If I were you , I would write to her.
à
Were I you , I would write to her.
3. Đảo ngữ câu điều kiện loại 3: Had + S + V3/Ved, S + Would/ could/ might +
have + V3/Ved
If he had trained hard, he would have won the match.
à
Had he trained hard, he would have won the match.
EXERCISE: Choose the best answers for the following sentences:
1. If I were you, I ______ that job.
A. would apply for B. will ask for
C. will have changed
D.

can take
2. If I _______ a wish, I’d wish for happiness for my family.
A. have
B. am having
C. had
D.
was having
3. ___ today, she would get home by Friday.
A. Would she leave
B. Was she leavingC. Were she to leave
D. If
she leaves
4. What ____ happen if you come late for the meeting tomorrow?
A. will be
B. would be
C. will
D. would
5- We………..the game if we’d had a few more minutes.
A. might have wonB. won
C. had won
D. will win


6. If you _____ Henry, ask him to come and see me.
A. met
B. will meet
C. meet
D. would
meet
7. Unless you _____ quiet, I’ll scream.

A. don’t keep
B. keep
C. kept
D.
didn’t keep
8.
have enough apples, she’ll bake an apple pie this afternoon.
A. Should she
B. If she
C. Will she
D. Unless
she
9. I………Alan with me if I had known you and he didn’t get along with each
other.
A. hadn’t brought B. didn’t bring
C. won’t bring
D. wouldn’t
have brought
10. ___he___ hard last year, he would have lost the first prize.
A. Hadn’t – studied
B. Had- studied
C. Didn’t study
D. If –
had studied
11. If he _____ yesterday, he would be here with us tomorrow night.
A. finished it
B. had finished it C. finishes it
D. has
finished it
12. ___ we find new sources, we will soon run out of energy.

A. If
B. When
C. Unless
D. Only
13. Unless we ____ throwing garbage into the river, it will be polluted.
A. stop
Bb. don’t stop
C. will stop
D.
won’t stop
14. If you ___ to my advice in the first place, you wouldn’t be in this mess right
now.
A. listen
B. will listen
C. had listened
D. listened
15. If they didn’t live so far away, I _____ them every week.
A. visit
B. visited
C. will visit
D. would
visit
16. I_____ you sooner had someone told me you were in the hospital.
A. visited
B. had visited
C. visit
D. would have visited t
17. If someone _____ in to the store, smile and say, “May I help you?”
A. comes
B. came

C. would come
D. could come
18. If he were here, he would accompany you on the piano.
A. Supposing he were here
B. because he were here C. were he here D. Both
Aand C
19. A: “John went to the hospital alone” B: “If _____, I would have gone with him”.
A. had he told me B. he had told me C. he has told me D. he would tell me


20. “It’s beginning to rain”. “_____ , we won’t be able to finish the ball game”.
A. If it stops
B. should it stop C. unless it stops D. if it didn’t stop
21. ___ interested in that subject, I would try to learn more about it.
A. Were I
B. Should I
C. I was
D. If I am
22. ___ then what I know today, I would have saved myself a lot of time and
trouble over the years.
A. Had I known B. Did I know
C. If I know
D. If I
would know
23. If he___tickets yesterday, he ___ on the beach now.
A. had booked- would be lying
B. had booked- would have lied
C. booked – would lie
D. books- will lie
24. If it ___ tomorrow, we may postpone going on a picnic.

A. rains
B. will rain
C. shall rain
D. raining
’
25. If you hadn t watched that late mivie last night, you ___ sleepy now.
A. wouldn’t have been
B. wouldn’t be
C. might have not been
D. wouldn’t have been being
26. If Jake ------------- to go on the trip, would you have gone?
A. doesn’t agree
B. didn’t agree
C. hadn’t agreed
D.
wouldn’t agree
27. If energy ------------- inexpensive and unlimited, many things in the world
would be different.
A. is
B. will be
C. would be
D. were
28.Unless you ------------- all of my questions, I can’t do anything to help you.
A. answered
B. answer
C. would answer
D. are
answering
29. Had you told me that this was going to happen, I ------------- it.
A. hadn’t believed B. don’t believe C. can’t believe

D. would
never have believed
30. -------------- interested in that subject, I would try to learn more about it.
A. If I am
B. Should I
C. I was
D. Were
I
31. If I had enough money, --------------.
A. I will buy that house B. I am buy that house C. I can buy that house D. I
could buy that house


32. Had I had time, I -------------- to the beach with you this weekend.
A. will come
B. would come
C. will have come
D. would have
come
33. If he -------------- that she was in the hospital, he -------------- to see her.
A. knows/ will come
B. knew/ would come
C. had known/ would have come
D. has known/will have come
34. If everything is all right, we -------------- our work on time.
A. complete
B. are completing
C. have completed
D. will
complete

35. If I were you, I would work hard.
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.
36. We didn’t visit the museum because we had no time.
A. If we have time, we will visit the museum.
C. If we had had time, we would have visited the museum.
B. If we had time, we would visit the museum.
D. If we had had time, we will have visited the museum.
37. -------------- I have time, I will go with you.
A. If
B. Unless
C. So
D. So
that
38.-------------- harder, you would have passed the exam.
A. If you studied B. If had you studied
C. Had you studied
D. Were
you studied
39. If the police hadn’t saved me, I -------------- at that time.
A. will die
B. would die
C. will have died
D.
would have died
40. ------------- at 4 o’clock, we would have missed seeing Bob.
A. If we had gone B. Had we gone
C. because we had gone D. A

and B