1 . I knew she was in because I heard the radio, but she didn’t open the door. She _______ the bell.

A．might not hear

B．mustn’t have heard

C．couldn’t hear

D．may not have heard

2 . Now, look at our purchase.We _________so much food and drinks now that Emily won't be with us for dinner.

A．needn't have bought	B．might have bought
C．could have bought	D．ought to have bought

3 . 你可能听说过“欧若拉”，游客称之为北极光(极光)。（汉译英）

4 . —What a slow bus this is!
—Yes, we____just as well walk.(用适当的单词填空)

5 . 从括号中选出合适的情态动词填空。
1. You_________(must /can) be careful with the camera. It will cost you
2. I've ordered some pizza, so we _______(wouldn't/needn't) worry about cooking when we get home, tired from work.
3. The police still haven't found the lost child, but they re doing all they____(can/may).
4. Anita________(could /would) speak three languages before she was six.
5. The restaurant_________(can't/needn't)be very good It's always empty.
6. You ________(mustn't/ needn't) put everything on the shelves until the glue has set hard.
7. She_______(can't/ shouldn't) have left school, for her bike is still here.
8. It ______(must have been/must be) raining when you arrived there.
9. --When did you go to Beijing?
--I ________(might have been/must have been)there in 1994, but I can't remember it clearly.
10. Nobody knows where the jewels have gone and they______ (might/should)have been stolen.

6 . The heavy rain may ______ the landslide last night.

A．accounts for	B．accounted for
C．have accounted for	D．accounting for

7 . I _________ my driving test but I didn’t operate carefully.

A．should pass	B．may pass
C．might have passed	D．might pass

8 . —That important document is nowhere to be seen.
—Don't worry! You ___________ it somewhere. Calm down and think it over.

A．might leave

B．might have left

C．should leave

D．should have left

9 . 用情态动词或时态填空
1. I didn’t arrive on time, otherwise I _______ missed the first bus.
2. —Did you say that there were only ten tickets? There ________be twelve.
—I said it was twelve.
3. If I _______ plan to do anything I wanted to, I’d like to go to Tibet and travel through as much of it as possible.
4. —What does the sign over there read?
—“No person ____________ smoke or carry a lighted cigarette, cigar or pipe in this area.”
5. No one thought that he could fly over the Antarctic, but Byrd________ do it by making his plane light.
6. The ground is wet. It_________ have rained last night.
7. Tom ought not to _________（tell）me your secret, but he meant no harm.
8. He might _________（give）you more help,even though he was very busy.
9. The old man ________ have a smoke under a big tree every afternoon after he finished his farm work.
10. He daren’t speak English before such a crowd, ________ he?

10 . He _____ you he was a qualified agent, but the truth is quite otherwise.

A．must tell

B．could tell

C．should have told

D．might have told