34. Last week, only two people came to look at the house, ___D___ 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。
23. We shouldn’t spent our money testing so many people, most of ___D___ 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。
27. The village has developed a lot ___D___ 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。
12. 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。
33. He was educated at the local high school, ___A___ 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）”。
32. After graduation she reached a point in her career ___D___ 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。
22. Some pre-school children go to a day-care center, ___D___ 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。
30. ―Where did you get to know her?
―It was on the farm ___D___ 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。
35. The book was written in 1946, ___D___ 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。
20. Today, we’ll discuss a number of cases ___D___ beginners of English fail to use the language properly. (2007陕西卷)
A. which B. as
C. why D. where
【解析】D。where在此引导定语从句，修饰先行词cases，where的意思相当于in which。类例：There are cases where the word “mighty” is used as an adverb. 在一些情况下，mighty一词可用作副词。
27. It is reported that two schools, ___D___ are being built in my hometown, will open next year. (2007四川卷)
A. they both B. which both
C. both of them D. both of which
【解析】D。both of which are being built in my hometown为非限制性定语从句，其中的which指代前面的two schools。
11. Those successful deaf dancers think that dancing is an activity ___D___ sight matters more than hearing. (2007天津卷)
A. when B. whose
C. which D. where
【解析】D。where引导定语从句，修饰先行词activity。句意为：那些失聪的成功舞蹈演员们认为，舞蹈是一种让人看胜过让人听的活动。(from www.nmet168.com)
14. Chan’s restaurant on Baker Street, ___B___ used to be poorly run, is now a successful business. (2007浙江卷)
A. that B. which
C. who D. where
【解析】B。which used to be poorly run为非限制性定语从句，其中的which指代前面的China’s restaurant。
30. Human facial expressions differ from those of animals in the degree ___B___ they can be controlled on purpose. (2007重庆卷)
A. with which B. to which
C. of which D. for which
【解析】B。to which中的which指代前面提到的degree，由于表示“在……程度上”时，degree前面习惯上要搭配介词to，故要选B。又如：To what degree are you interested in Japanese? 你对日语的兴趣达到了什么程度? At that time politicians were not known to the degree that they are today. 那时政治家们并不像今天这样为人所知晓。题干的意思是：人类与动物面部表情的不同之处在于，人类可以在一定程度上有意识地控制其表情。(from www.nmet168.com)
【注】你若想了解更详细的相关资料，请查阅《78套高考英语真题分类详解・定语从句》(http://www.nmet168.com/Article/200801/1193.html)一文。