从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
1．—Are you in a hurry?
—No, in fact I’ve got plenty of time. I _____ wait.
A．must B．need
C．may D．should
2．—Someone is knocking at the door. _____ it be Venis?
—No, it _____ be her; she left for New York this morning.
A．Can; mustn’t B．Might; can’t
C．May; doesn’t D．Can; can’t
3．He didn’t agree with me at first, but I _____ persuade him to sign the agreement later.
A．could B．might
C．should D．was able to
4．—Is there a movie on in the cinema tonight?
—There _____ be. I will phone the cinema and find it out.
A．might B．should
C．can D．could
5．You _____ be careful when you cross here — the traffic lights aren’t working.
A．can B．ought to
C．might D．may
6．You _____ out last night. I called you several times, but nobody answered.
A．must have been B．must be
C．might have been D．could be
7．You _____ fail to pass the entrance examination if you don’t study harder.
A．shall B．could
C．must D．should
8．When I was studying at Beijing University, I _____ take a walk along the lake every evening.
A．will B．would
C．could D．shall
9．The party turned out to be a failure. I would rather _____ it.
A．not have attended B．not attend
C．not to attend D．not to have attended
10．Sir, you _____ be sitting in this seat. It is for women or children only.
A．can’t B．oughtn’t to
C．won’t D．needn’t
11．—Shall I tell Li Ming about the matter?
—No, you _____. He has known about it already.
A．oughtn’t to B．needn’t
C．shouldn’t D．mustn’t
12．—Must I take a bus?
—No, you _____. You can walk there.
A．must not B．don’t
C．don’t have to D．had better not to
13．—Why do you make me do so?
—I am sorry that you _____ do such a thing.
A．would B．can
C．should D．may
14．—Will you stay for lunch?
—Sorry, I _____. My brother is coming to see me.
A．mustn’t B．can’t
C．needn’t D．won’t
15．What would have happened _____, as far as the riverbank?
A．if Bob has walked farther
B．if Bob should walk farther
C．had Bob walked farther
D．should Bob walk farther
16．Oh, Jane, you’ve broken another glass. You ought _____ when you washed it.
A．be careful B．to care
C．have cared D．to have been careful
17．It’s high time we _____ to the theater.
A．will go B．shall go
C．are going to D．went
18．—Could I use your telephone?
—Yes, of course you _____.
A．could B．will
C．can D．might
19．It’s strange that they _____ nothing about this matter.
A．should know B．would know
C．had known D．knew
20．—Do you still remember the day when we went to the Great Wall?
—I can’t remember it well, but _____ sometime last autumn?
A．might it be B．could it have been
C．could it be D．must it have been
21．—I can’t get through to the general manager’s office anyhow.
—The line is busy. Someone _____ the telephone.
A．must use B．uses
C．must have been using D．must be using
22．He suggests we _____ to the cinema at once, otherwise we will be late.
A．must go B．go
C．will go D．would go
23．If only he _____ me yesterday!
A．had seen B．would see
C．should see D．saw
24．If you _____ wait a moment, I’ll go and find our manager.
A．can B．should
C．will D．must
25．—It is rather cold here. Shall we light a fire?
—No, we _____ because things are easy to catch fire.
A．won’t B．can’t
C．mustn’t D．needn’t
26．If I _____ you, I _____ more attention to English idioms and phrases.
A．was; shall pay B．am; will pay
C．would be; would pay D．were; would pay
27．—Would you have told him the answer had it been possible?
—I would have, but I _____ so busy then.
A．had been B．were
C．was D．would be
28．—Can children swim in this pool?
—Yes. However, at no time _____ they do so by themselves.
A．dare B．should
C．need D．could
29．Kunming is called “Spring City”, but it _____ snow in winter.
A．shall B．can
C．must D．might
30．—What’s the matter with you?
—Oh, I’m not feeling well in the stomach. I _____ so much fried fish just now.
A．shouldn’t eat B．mustn’t have eaten
C．shouldn’t have eaten D．mustn’t eat
31．—You look so upset. What’s wrong with you?
—The door _____. Can you help me?
A．won’t open B．won’t be opened
C．can’t open D．can’t be opened
32．—Mum, I climbed to get the Teddy Bear from the top of the shelf.
—My goodness! You _____ yourself. You mustn’t do that next time.
A．must have hurt B．should have hurt
C．may have hurt D．can have hurt
33．—Mum, I’ve been studying English since 8 o’clock. _____ I go out and play with Tom for a while?
—No, I’m afraid not. Besides, it’s raining outside now.
A．Can’t B．Wouldn’t
C．Dare not D．Won’t
34．The driver has drunk too much wine and dangerous things _____ happen at any time.
A．should B．can
C．must D．need
35．We _____ booked. Look, this restaurant is almost empty.
A．must have B．can’t have
C．should have D．needn’t have
36．Listen! The fire engine is roaring. There _____ be a fire somewhere.
A．should B．must
C．will D．ought to
