3. [2010·河南开封三模]Just because they make more money than I do,　　　　 they seem to look down on me.

A. so　　 B. and　　　　　 C. but　　　　　 D. 不填

3D考查并列连词的用法。根据just because可知本句为主从复合句，故不选并列连词。

早的”；均与题意不符。

2. [2010·山西康杰中学5月模拟]Professor Smith, along with his assistants, ______ on the project day and night to meet the deadline.

　　　 A. work　　　　　　　 B. working　　　　　　　　　 C. is working　　　　 D. are working

2C考查主谓一致。此句真正的主语是Professor Smith，谓语动词用单数形式。

1. [2010·陕西西工大附中4次训练]____ of the land in that district ____ covered with trees and grass.

　 A. One half; are　　　　 　　　　　　B. Two seventh; is

　 C. A quarter; is　　　　　 　　　　　D. Two thirds; are

1C考查分数的表示法及主谓一致。此处land作主语，谓语动词用单数。

24．[2010·全国大联考(新课标)]One thousand people were trapped in the damaged building, ______ were saved．

　　　 A．most of them　 　　 B．most of that　 　　　 C．the most　 　　　 D．most of whom

24D本题考查非限定性定语从句与并列句的区别。选项D为非限定性定语从句；若选A，应将空格前的逗号改为分号或者在空格前加上一个并列连词but。

23. [2010·浙江宁波十校联考]In the UK, what impressed exchange students most was the Student Activity, _____ they could get lots of information outside.　

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

23A考查非限制性定语从句的关系副词。此处the Student Activity是先行词，其在定语从句中作地点状语，相当于in the Student Activity。

22. [2010·浙江宁波十校联考]China began selling tickets for the Wuhan-Guangzhou high-speed railway, ______ boasts the world's fastest train journey with a 350km per hour average speed.　

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

22A考查非限制性定语从句。此处which指the Wuhan-Guangzhou high-speed railway。

21.[2010·重庆西南师大5月模拟]It ________ me that I could buy the admission ticket of the exhibition at the discount of 50% with my student card, ________ made me extremely excited.

A. happened to; that　　　　　　　　　　　　　　　　 B. occurred to; it

C. happened to; which　　　　　　　　　　　　　　　　 D. occurred to; which

21D考查固定短语的含义及定语从句。第一空考查短语it occurred to me我突然想起。。。；第二空考查非限制性定语从句，which代替前面整个句子的内容。

20．[2010·江苏南京市三模]Our teacher urges us to form a good habit of learning,______ we think will benefit us in the long term.

　　　 A．what B．that　 C．which　　　 D．who

20C考查非限制性定语从句的用法。此处which在定语从句will benefit us in the long term作主语。

19. [2010·河南开封三模]Mr Smith has bought a new house in the country, around_______some green trees.

A. which is　　 B. it is　　　　　 C. which are　　　　　 D. them are

19C考查非限制性定语从句及倒装知识。后半句为介词前置的定语从句且定语从句用了完全倒装语序，正常语序为some green trees are around the house。

18．[2010·全国大联考(新课标)]______ is known to all, the earth travels round the sun once every year．

　　　 A．That　 　　 B．As　 　　　 C．What　 　 D．It

18B本题考查as引导的定语从句。当as引导定语从句、修饰整个主句时，可以放在句首、句中或者句尾。注意：be known to …是一个固定词组，意思是“为 … 所熟知”；如果本题用D项，则应改为“It is known to all that the earth … ”。