26．[2010·江苏南京市三模]You can’t complain of being lonely ______ you don’t make an effort to meet people and make friends with them.

　　 A．while　　 B．when C．whenever D．though

26B考查状语从句的连接词。句意：你不能埋怨孤独既然你尽力去见人们并和他们交朋友。此处when意为：倘若，如果。

25. [2010保定市高三二模]________I’ m not mistaken, Rio de Janeiro of Brazil was chosen as the host city for the 2016 Olympics.

　 A.As　　　　　　　 B.If

　 C.When　　　　　　 D.Though

25B考查状语从句的连接词。此处if I’ m not mistaken意为：如果我没弄错的话。

24. [2010·安徽省高考调研卷] Li Yang, the founder of Crazy English, says that he copies it down _______ he comes to a sentence.

A. unless　　 　　　　 B. while　　　　　　　 C. because　　　　 D. every, time

24D考查状语从句的连接词。every time名词词组用作连词，用来连接时间状语从句。While连接时间状语从句时，从句的谓语动词应是延续性动词。

23．[2010·江苏省高考一模]I’ll go to America to strengthen my English _______it isn’t too expensive.　　　　　　　　　　　　　

　　 A．except　　 B．provided　　 C．assumed　 D．unless　　　　　　　　　　　　　　　　　　　　　　　　　　　　

23 B考查状语从句。provided／providing／assuming(that)…是conj，引导从句，表示“假设，如果”。　

22. [2010·河北唐山市三模]Cynthia is not ashamed of what she does,　　　 she ends up doing something wrong.

　 A. in case　 B. even though　 C. as though D. now that

22B考查状语从句的连接词。句意：Cynthia对她所做的一切不感到羞耻，即使她做了错事。in case以免；even though 即使；as though似乎；now that既然。根据句意选B。

21. [2010·河南开封三模]It is reported that the United States uses　　　　 energy as the whole Europe.

A. as twice more　　 B. twice more as　　　　 C. twice much as　　　　 D. twice as much

21D考查比较状语从句的用法。倍数应置于as。。。as的前面，故选D。

20．[2010·江苏南京市三模]They want to employ 90 people,　　　　 last year.

　　 A．three times as many as　 B．more than three times

　　 C．as three times as　　　　 D．three times that they did

20A考查比较句型的用法。倍数应置于as。。。as之前。故选A。

19．[2010·河北唐山市二模]After you have used the dictionary，please just put it back　　　 it belongs．

　 A．to whom　　 B．to which　　 C．what　 D．where

19D考查地点状语从句的连接词。句意：你使用词典之后，请把它放在它属于的地方。此处where。。。的地方，引导地点状语从句。

18. [2010·陕西西工大附中6次训练]---What do you think of French?

　　 ---In my opinion, French is _______ English.

　 A. a subject so difficult as　 　B. as a subject difficult as

　 C. as difficult a subject as　 　D. difficult as subject as

18C考查比较句型的用法。句意：法语和英语一样难。

17. [2010·届河北正定中学高三下学期第二次考试]----Are my clothes too casual?

----No. You can go ____you are.

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

17A考查状语从句的连接词。语境：---我的衣服太随便了吗？--不，你想怎么穿就怎么穿。根据句意选A。