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 … ”。

17. [2010·陕西西工大附中4次训练]People have lots of problems living in the central Australian desert, ____ the lack of water is the most serious one.

　 A. of which　　 　B. which　　　　 C. for which　 　　D. where

17A考查定语从句的关系词。此处考查介词前置，其相当于the lack of water is the most serious one of the problems。

16. 2010届河北正定中学高三下学期第二次考试QQ,　　　　 you can chat with your friends, makes communication easy.

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

16D考查非限制性定语从句的关系词。句意：QQ使沟通容易，在QQ上你可以和你的朋友聊天。此处where在定语从句中作状语。

15. [2010·河北石家庄市一模]An earthquake happened in Haiti on Jan.12,2010,　　　 　_______many countries in the world paid close attention to.

　A. where　 B. when　 C. which　 D. what

15C考查非限制性定语从句的关系词。本句为被分割的定语从句，先行词是An earthquake，它在定语从句中作paid close attention to的宾语。

14. [2010·甘肃省第二次联考] It was the training 　　　　　he had at school 　　　　　made him good jumper.

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

14C考查定语从句及强调句型。第一空是定语从句，that在定语从句中作宾语；第二空的that是强调句型中的连词。

13. [2010·云南昆明三中第七次月考]Is this the reason ______ at the meeting for his carelessness in his work?

　 A. why he explained　　 B. he explained　　 C. what he explained　　 D. how he explained

13B考查定语从句的句法知识。原句可改为：This is the reason he explained at the meeting for his carelessness in his work。此处the reason是先行词，作explained的宾语。

12. [2010·拉萨中学6次月考] Mother was so angry at all ______ I was doing _______ she walked out.

A. that; that　　 B. what; that　　 C. what; as　　 D. that; which

12A考查定语从句及状语从句的连词。第一空all作先行词关系代词用that；第二空so。。。that。。。引导的结果状语从句。

11. It is in the city ________ you’re going to pay a visit to _______ this kind of beer is produced.

A. /; that　　 B. where; that　　 C. /; where　　 D. that; which

11A考查定语从句及强调句型。第一空是定语从句，city作pay a visit to的宾语；第二空强调in the city。

10．[2010·成都三诊]After graduating from high school, you will reach a point in your career 　　　　_______you need to decide what to do.

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

10D考查定语从句的关系词。此处a point作先行词，它在定语从句中作地点状语。