改错题。
1. He told us about the countries where he had visited.
2. Egypt is a country where is famous for its pyramids.
3. China is the country which he spent the best part of his life.
4. The days when we spent together cannot be easily forgotten.
5. The house stands at the place that the two roads meet.
6. We shall visit the college where his father teaches there.
7. I know the reason that she looks so worried.
8. He left me the book, that is very useful for me.
9. This is the room which food is kept.
10. April 15, 1976 is the day when we'll never forget._________
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