答案：will there

10. Some plants never blossom(开花), 　　　　　　?

答案：do they

五、单句改错

1. He told us about the countries where he had visited.

答案： where→that/which

2. Egypt is a country where is famous for its pyramids.

答案：where→which/that

3. China is the country which he spent the best part of his life.

答案：which→where或which前加in

4. The days when we spent together cannot be easily forgotten.

答案：when→that/which

5. The house stands at the place that the two roads meet.

答案：that→where

6. We shall visit the college where his father teaches there.

答案：去掉there

7. I know the reason that she looks so worried.

答案：that→why

8. He left me the book, that is very useful for me.

答案：that→which

9. This is the room which food is kept.