21. ________ at my classmates’ faces, I read the same excitement in their eyes. (2010北京卷)
A. Looking B. Look C. To look D. Looked
【答案】A。
【考点】考查非谓语动词的用法。
【解析】考查现在分词作状语的用法，其中的looking at my classmates’ faces可视为When I was looking at my classmates’ faces之省略。又如：Putting down my newspaper, I walked over to the window. (=After I had put down my newspaper, ...) 我放下报纸，走到窗前。Taking a key out of his pocket, he opened the door. (=After he took a key…) 他从口袋里掏出钥匙把门打开。
22. In the spoken English of some areas in the
A. are dropped B. drop C. are being dropped D. have dropped
【答案】A。
【考点】考查动词时态的用法。
【解析】由于是陈述一般情况，故要用一般现在时；又因为 the “r” sounds 与动词 drop 之间为被动关系，故要用被动语态，故选A。又如：In some countries women are still treated as second-class citizens. 在一些国家，妇女仍被视为二等公民。
23. ―Good morning. I’ve got an appointment with Miss Smith in the Personnel Department.
―Ah, good morning. You ________ be Mrs. Peters. (2010北京卷)
A. might B. must C. would D. can
【解析】B。must 在此表示肯定推测，意为“一定”。对话的意思是：“早上好，我是与人事部的史密斯小姐约好而来的。”“早上好，那您一定是彼得斯夫人吧。”又如：You must be crazy to ride a bicycle that has no brakes! 你骑一辆没闸的车，一定发疯了吧！
24. ―I’m not finished with my dinner yet.
―But our friends ________ for us. (2010北京卷)
A. will wait B. wait C. have waited D. are waiting
【答案】D。
【考点】考查动词时态的用法。
【解析】根据句首的but可知，选现在进行时比较符合语境。对话的意思是：“我还有没吃完饭。”“但是我们的朋友在等我们了。”
25. I’m calling to enquire about the position ________ in yesterday’s China Daily. (2010北京卷)
A. advertised B. to be advertised C. advertising D. having advertised
【答案】A。
【考点】考查非谓语动词的用法。
【解析】由于position（职位）与 advertise（登广告）之间为被动关系，故可确定答案在A和B之间；另外，由于说话者是来了解该职位情况的，说明广告昨天已经刊发了（而是昨天将要刊发），故用过去分词（不用不定式的被动式）。
26. ―I’m sorry, but I don’t quite follow you. Did you say you wanted to return on September 20?
―Sorry, I________ myself clear. We want to return on October 20. (2010北京卷)
A. hadn’t made B. wouldn’t make C. don’t make D. haven’t made
【答案】D。
【考点】考查动词时态的用法。
【解析】对方没听清楚说话者说的话，是由于说话者没有说清楚所导致的结果，所以空格处应填现在完成时，即用现在完成时表示某个动作所造成的影响或结果。
27. Children who are not active or ________ diet is high in fat will gain weight quickly. (2010北京卷)
A. what B. whose C. which D. that
【答案】B。
【考点】考查定语从句的用法。
【解析】whose在此引导定语从句，与另一定语从句who are not active并列（由并列连词or连接），共同修饰名词children。句意为：不爱活动或饮食中脂肪含量较高的小孩体重会增加很快。
28. It took me a long time before I was able to fully appreciate what they ________ for me. (2010北京卷)
A. had done B. did C. would do D. were doing
【答案】A(http://www.yygrammar.com/)。
【考点】考查动词时态的用法。
【解析】比较主句中的动词take与从句中的动词do，很显然do在先，take在后，而take在句中用的是一般过去时，故do要用过去完成时。
29. Would you mind not picking the flowers in the garden? They are ________ everyone’s enjoyment. (2010北京卷)
A. in B. at C. for D. to
【答案】C。
【考点】考查介词的用法。
【解析】介词for在此表示“供”“给”“为”，句意为：请不摘花园里的花好吗？它们是供大家欣赏的。又如：The house is for sale. 此房出售。The ointment is for external use only. 此药膏仅供外用。Here are two books. One is for Mary, the other is for Jack. 这里有两本书，一本给玛丽，一本给杰克。
30. ________ they decide which college to go to, students should research the admission procedures. (2010北京卷)
A. As B. While C. Until D. Once
【答案】D。
【考点】考查状语从句的用法。
【解析】比较四个选项的意思，只有once最符合语境。Once在此表示“一旦”，全句意为：学生们一旦决定上哪所大学，他们就应该搜索入学程序。
31. I want to be liked and loved for ________ I am inside. (2010北京卷)
A. who B. where C. what D. how
【解析】C。what在此引导宾语从句，同时在宾语从句中用作表语。句意为：我想因为自己内在的东西而受人喜欢和热爱。
32. Part of the reason Charles Dickens loved his own novel, David Copperfield, was ________ it was rather closely modeled on his own life. (2010北京卷)
A. what B. that C. why D. whether
【答案】B。
【考点】考查表语从句的用法。
【解析】The [Our, One, etc] reason for…is that…是英语中的常用句型，其中的that引导表语从句，意为“……的原因是……”。又如：The reason for the change is that we are short of money. 进行更改的原因就是我们缺少钱。
33. ________ some people regard as a drawback is seen as a plus by many others. (2010北京卷)
A. Whether B. What C. That D. How
【答案】B。
【考点】考查主语从句的用法。
【解析】what在此引导主语从句，同时在主语从句中用作动词regard的宾语，其意相当于the thing that。句意为：被一些人视为不利因素的东西在许多其他人看来则是有利的因素。
34. ―The weather has been very hot and dry.
―Yes. If it had rained even a drop, things would be much better now! And my vegetables ________. (2010北京卷)
A. wouldn’t die B. didn’t die C. hadn’t died D. wouldn’t have died
【答案】D。
【考点】考查虚拟语气的用法。
【解析】And my vegetables wouldn’t have died实际上是承前省略虚拟条件的主句。句意为：哪怕下一滴雨话，现在的情况都会好得多！我的蔬菜也不会死了。
35. First impressions are the most lasting. After all, you never get ________ second chance to make ________ first impression. (2010北京卷)
A. a; the B. the; the C. a; a D. the; a
【答案】A(http://ask.yygrammar.com/)。
【考点】考查冠词的用法。
【解析】序数词前面可以用定冠词和不定冠词，其区别是：用定冠词，表特指，即特指某一次；用不定冠词，表非特指，即指在原有基础上增加一次，含有another的意思。句中的a second chance大致相当于another chance。又如：Reagan ran for the Presidency a second time in 1980. 里根于1980年再次竞选总统。