5This is the scientist. His name is known all over the country.

答案This is the scientist whose name is known all over the country.

6My father takes a walk every night. It does good to him.

答案My father takes a walk every night, which does good to him.

7The book is her sister's. It lies on the table.

答案The book that/which lies on the table is her sister's.

8I also enjoyed the evenings. We spent them together.

答案I also enjoyed the evenings(that/which) we spent together.

三、单句改错

1Seeing the terrible wolf, the old man felt frightening.

答案frightening→frightened

解析指"人感到害怕"应用frightened。

2I've read all the books which I borrowed from the library.

答案which→that或去掉which

解析当先行词被all, every, no, some, any, little等修饰时, 常用that引导定语从句。

3My father and Mr Smith talked about the things and persons who they remembered in the country.

答案who→that或去掉who

解析先行词既指人又指物时, 用that引导定语从句, 或省略that。

4Everything which we saw was of great interest.

答案which→that或去掉which

解析当先行词为something, anything, everything, nothing, all等时, 由that引导定语从句。

5Who is the man who has white hairs?

答案第二个who→that

解析当主句是以who 或which开头的疑问句时, 定语从句常用that 引导, 以避免重复。

★四、阅读理解

　　When an earthquake hit a small town, many houses fell down. After the earthquake, all the newspapers reported many stories about some of the families who were in trouble.

One Sunday, when I was reading a newspaper, a special picture touched me. It gave the clothing sizes of each family member. I thought that this would be a good chance to teach my children to help those who were less lucky than themselves. I said to my seven-year-old twins,