9. The book was written in 1946, ____ the education system has witnessed great charges. (2007山东卷)

A. when　 B. during which　　 C. since then　　 D. since when

[解析]D。since when中的when指1946，since when指的是since 1946，即指“自1946年起”。注意不要误选C，如果将C改为and since then，则可选C。

8. -Where did you get to know her?

-It was on the farm _____ we worked. (2007山东卷)

A. that　　 B. there　　 C. which　　 D. where

[解析]D。where在此引导非限制性定语从句，修饰先行词the farm。注意不要认为这是强调句而误选that。

7. Some pre-school children go to a day-care center, _____ they learn simple games and songs. (2007全国I)

A. then　　　 B. there　　 C. while　　　 D. where

[解析]D。where在此引导非限制性定语从句，修饰先行词a day-care center。

6. After graduation she reached a point in her career ____ she had to decide what to do. (2007江西卷)

A. that　　　　 B. what　　　 C. which　　　 D. where

[解析]D。where在此引导定语从句，修饰先行词point(不是career)，又如：We have reached a point where a change is needed. 我们到了必须改一改的地步。

5. He was educated at the local high school, ____ he went on to Beijing University.

　(2007江苏卷)

A. after which　　　 B. after that　　　 C. in which　　　 D. in that

[解析]A。after which中的which指“他在当地一所高中接受教育”，after which的意思就是“在当地一所高中接受完教育之后(即高中毕业之后)”。

4. By serving others, a person focuses on someone other than himself or herself, ___B___ can be very eye-opening and rewarding. (2007湖南卷)

A. who　　　　 B. which　　　 C. what　　　　 D. that

[解析]B。which在此引导非限制性定语从句，which在定语从句中用作主语，表示前面所提到的情况。

3. The village has developed a lot _____ we learned farming two years ago. (2007福建卷)

A. when　　　　 B. which　　　 C. that　　　　 D. where

[解析]D。where在此引导定语从句，修饰先行词the village。注意，题中的定语从句与先行词之间被has developed a lot所分开。

2. We shouldn’t spent our money testing so many people, most of _____ are healthy. (2007北京卷)

A. that　　　　 B. which　　　 C. what　　　 D. whom

[解析]D。由于先行词为so many people，故关系代词只能用whom，而不能用其他三个。

1. Last week, only two people came to look at the house, _____ wanted to buy it. (2007安徽卷)

A. none of them　　　 B. both of them　　 C. none of whom　　　 D. neither of whom

[解析]D。由于前面提到的是两个人，故后面只能用表两者的both或neither，据此可排除A和C。由于空格前用的是逗号，且没有连词，故只不能选B，而要选D，因为neither of whom为非限制性定语从句，用以修饰two people。

12．D最佳 分析：检查学生对what在句子中做成分的用法。Where, when是副词。Which具有选择性。