1 . He ________ have finished writing the paper. He hadn’t written a single word when I left him fifty minutes ago. (用适当的词填空)

2 . 你不可能硬拉吉米离开纽约，他认为纽约是地球上唯一的地方。
You ________ Jimmy out of New York; he thought it was the only place on earth.

3 . 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)

4 . She ________ (participate) in the activity, for she was doing paperwork in the office then. （用适当的词填空）

5 . 据说他们是从大陆游到那个岛的，但他们不可能做到，因为中间的海洋太宽了。
It’s said that they have swum to the island from the continent, but they ________________ it because the ocean in between is too wide.

6 . You ________ have seen Mary at the meeting this morning, because she left for Beijing yesterday. (用适当的词填空)

7 . It’s said that they have swum to the island from the continent, but they ________ (不可能做到) because the ocean in between is too wide. (do) (根据汉语提示完成句子)

8 . Mary ________ my letter; otherwise she would have replied before now.

A．couldn’t have received	B．ought to have received
C．needn’t have received	D．shouldn’t have received

9 . With the loss of blood, he couldn’t __________ (survive) for very long after being shot. (所给词的适当形式填空)

10 . She   ________   have attended that meeting, for she was doing paperwork in the office then. (用适当的情态动词填空)