9. They never knew what 　　　　　(happen) to the world in a hundred years. 　

8. Mr. Green and his wife 　　　　　(live) in London for a few years before they

　　 　　　　　(come) to work in China in 2001. 　

7. Mr. Wang 　　　　　　(read) a newspaper in the office at this time yesterday. 　

6. By the end of last term, they 　　　　　(work) there for ten years. 　

5. --　　　　 　your uncle 　　　　　　(return) the video tapes to Mr Fox?

--No. They’re still in his bedroom. 　

4. Bill is strict with himself. He never 　　　　　　　(leave) today’s work for tomorrow. 　

3. –Who 　　　　　　　(knock) at the door?

　　 --I don’t know. Let me go and see. 　

2. I think he 　　　　　　　(be) back in a week. 　

1. Mr Brown will go fishing if it 　　　　　　(not rain) tomorrow. 　

10. 我认为那些能实现自己的梦想的人才是酷。

　 I think the people _____ _______ ________ _______ ________is really cool.