1.That was not the first time he us. I think it’s high time we _strong actions against him.(2005)
A. betrayed… take B. had betrayed… took C. has betrayed…took C. has betrayed… take 答案：C
解析：根据前半句句意，我们知道“背叛”不知发生一次，尽管行为发生在过去，但由后半句句意可知，其结果是现在仍处于被“背叛”的情形，与现在仍有关系，故用现在完成时。
2. “It seems that she was there at the conference.” The sentence means that _. .(2009) A. she seems to be there at the conference. B. she seemed to be there at the conference. C. she seems to have been there at the conference. D. she seemed to being there at the conference. 答案：C
解析：本题考查半助动词It… that…结构的转换，过程中动词结构的对应如下：
Sb. Seems to do/ be doing/have done It seems that sb. Does/is doing/ was doing
3.I doubt _he is the murderer because he is not on the scene at that moment.
A. why B. that C. whether D. when 答案：B
解析：在肯定句中，及物动词doubt后面也可接that引导的宾语从句，但表示疑虑或”不大相信’.
4.Bit by bit, a child makes the necessary changes to make his language _.
A.as other people B.as other people’s C. like other people D. like other people’s 答 案：D
解析：as 和like 都可以表示“像……一样”，但as是连词，后跟从句，like是介词，后跟名词或名词性短语。
5. There is a real possibility that these animals could be frightened, _a sudden loud noise.
A. being there B. should there be C. there was D. there have been 答案:B
解析：该句是一个省略if的倒装的虚拟条件句，课还原为“if there should be…”,表示对将来的假设。
6.A great amount of work has gone into ___ the Cathedral to its
previous splendor.(2006-78)
A. refreshing B. restoring C. renovating D. renewing 答案：B
解析：restore意为“修复（建筑物，家具，艺术品等），强调将事物修复到原来的状态。Renovate表示”修复，装修，翻新”，强调恢复到良好的状态。
7.Sadly,while the academic industry thrives, the practice of translation continues to ____.
A. stamp B. stagnate C. stack D.stake 答案：B
解析:stagnate意为“停滞，不发展”，while一词具有转折含义，thrive和stagnate正好形成反义。
8.After years of research,scholars have finally ___ this anonymous play to Christopher Marlowe.
A. subscribed B. described C. prescribed D.ascribed 答案：D
解析：ascribe sth. to sb.意为“认为…….是……写的”，还可以用于词组ascribe sth. to sth. 表示“把…….归因于……”,相当于词组attribute… to…
Subscribe to 意为”订阅（杂志，报纸，书刊等），prescribe sb. Sth/prescribe sth to sb 意为“给……开处方”
9.The lack of rain ___the already serious shortage of food. A. aggregated B. aggravated C. agitated D. agonized 答案：B
解析：aggravate意为“使……加重”，aggregate表示“集聚成群”，agitate意为“使人焦虑不安”
10.I wish the speaker would ___himself to the subject. A. confine B. define C. refine D.fine 答案：A
解析: (译文：我希望演讲者不要离题) confine sb to sth 意为“把……局限于”
1.You have to water the vegetables every day,＿＿＿? a.don’t you b. have you c. haven’t you d. do you 答案a 反义疑问句陈诉部分谓语have, 附加疑问词用do. 2.Japan and Russsia could lose between ＿＿of their population by 2100.
a.half-one and two-third b. one-half and two-thirds
c.half-one and second-thirds d. one-half and second-thirds答案b 分子用基数词，分母用序数词。分子若1以上，分母用复数。