20. Is Mr. Wang good at drawing his students into ______discussion?

　A. lovely　　　 B. lively

　C. warmly　　 D. seriously

选B。lovely(可爱)，lively(活泼的)，均形容词；后项为副词。根据意应选lively.

19. ______side of the street is lied with different shops, ______of which sell electronic products.

　A. Both; both　　　 B. Either; all

　C. Neither; either　　 D. Either; both

　选B。根据句中的is lined with 可知第一空只能填either ，且根据语境可确定第二空填all。

18.- Susan, will you please go and empty the rubbish?

　- ______?

　A. What for　　　　　　　 B. What is it

　C. How is it　　　　　　　 D. How come

　选A。考查省略及语境。答者不知道为何要倒空垃圾，所以问为什么。

17. Only when _____ possible to settle the problem.

　A. does the chief editor come will it be

　B. the chief editor comes will it be

　C. has the chief editor come it will be

　D. the chief editor comes it will be

　选B。only修饰状语从句位于句首时，只是主句要部分倒装，而从句是用正常语序。

16. They stayed with me three weeks, _____ they drank all the wine I had.

　A. which　　　　　　　 B. which time

　C. during which time　　 D. during which

　选C。which不是修饰三个星期，而是修饰前面整个主句。句意为：他们和我呆了三个星期，(在呆了三个星期这段时间里)喝光了我所有的酒。

15. Sometimes we are asked _____ the likely result of an action will be.

　A. that we think　　　　 B. what do we think

　C. what we think　　　 D. that what we think

　选C。we think为插入语。宾语从句缺表语，故用what。

14. When he realized the police had seen him, the man______the exit as quickly as possible.

　A. made up　　　 B. made for

　C. made out　　　 D. made off

　选B。make for…表示“向某地走去”；make off 后常接介词，表示“从……跑掉”；make out 有“看出；理解；开(收据等)；进展；装出”等含义；make up有“编造；和解；弥补；化装；构成”等含义。

13. My parents always let me have my own______of living.

　A. way　　 B. method

　C. manner　 D. fashion

　选A。本句意思是“父母总让我自己的生活方式。”way表示“生活方式”，method是做具体某一件事的“方法、手段”；manner“方式、态度、举止”；fashion“样子，风格，型式”。

12. - Oh, Rose. ______ you gave us!

　- Really?

　A. How a pleasant surprise

　B. How pleasant a surprise

　C. What pleasant surprise

　D. How pleasant surprise

　选B。surprise本来是不可数名词，但含有“一个，一场，一次”之意时可加a。

11. The way she thought of ____ money was to sell her hair.

　A. got　　 B. getting　　 C. to get　　 D. get

　选C。不定式作目的状语；thought of的宾语是the way。本题容易受思维定势影响选B,认为是think of后面直接接doing。做这类试题应该分析好句子的成分。