1 . Mr. Smith ________________ (不可能去日本了), for I attended his lecture this morning. (根据汉语提示完成句子)

2 . 史密斯先生不可能去上海了，因为我刚才在图书馆看见他了。（情态动词＋have done表推测）。（汉译英）

3 . 单句改错
1. I found myself in an entirely new world for the moment I arrived in Beijing.
2. Do you jump out of bed early, widely awake and ready to start your day?
3. I had run out printer ink, so I drove to the only store to buy some.
4. A wide range of factor can lead to exam stress for a kid.
5. The watch has gone wrong. I wish I bought a better one.
6. Despite of the bad weather, they decided to go outing this weekend.
7. Many roads are in bad conditions and accidents are frequent.
8. A lot of the small towns in the area are definitely worth visited.
9. Many people take for granted that black is a color of bad things while white always means something good．
10. Mr. Smith must not have gone to Beijing, for I saw him in the library just now.

4 . (2013·高考四川卷)—Why are your eyes so red? You________have slept well last night.
—Yeah, I stayed up late writing a report.

A．can’t	B．mustn’t
C．needn’t	D．won’t

5 . ―Do you know where David is? I couldn’t find him anywhere.
―Well. He ______ have gone far — his coat’s still here.

A．needn’t	B．can’t
C．mustn’t	D．wouldn’t

6 . 一Where’s Lily, Lucy? I can’t find her anywhere.
一She         have been off long. I saw her clean the window just now.

A．shouldn't	B．can’t
C．mustn’t	D．needn’t

7 . He ___ the money, he is not such kind of person.

A．can’t have stolen	B．mustn’t have stolen
C．can’t steal	D．may not steal

8 . You _____ her in her office last Friday, she’s been out of town for two weeks.

A．needn’t have seen	B．must have seen
C．might have seen	D．can’t have seen

9 . She ______ have left school, for her bike is still here.

A．can’t

B．wouldn’t

C．shouldn’t

D．needn’t