参考答案： A TIP：这是公式化的虚拟式，come May意为when May comes，又如come winter = when winter comes。
15. He did it ______ it took me. A. one-third the time B. the one-third time C. one-third a time D. a one-third time
参考答案： A
TIP：the和a是中位限定词，one-third是前位限定词，要按序排列。
16. At the casualty department my brother had his injury ______. A. cured B. healed C. relieved D. treated
参考答案： D TIP：treat“治疗”，cure“治愈”，heal“伤口愈合”，relieve“减轻”。
17. He told his father a long and ______ story to explain his lateness. A. inconceivable B. unconvincing C. unimaginable D. incredulous
参考答案： B
TIP：unconvincing“不令人信服的”，inconceivable 和unimaginable都表示“难以想像的”，incredulous“不轻信的，表示怀疑的”。
18. Milk has a ______ to go sour in hot weather. A. tendency B. habit C. problem
D. characteristic
参考答案： A
TIP：tendency“倾向”，常接不定式，habit“习惯”，problem“问题”，characteristic“特点”。
19. Too many hotels have been built and this has ______ down prices, making holidays cheaper. A. forced B. cut C. slowed D. reduced
参考答案： A
TIP：force down prices“迫使物价下降”，cut down一般不与price 连用，但我们可以说 cut somebody down to ten pounds“说服某人降价到10英镑”，slow down“慢下来”，reduce 是及物动词直接跟宾语，不能跟介词down。
20. The lecture ______ from prehistory to modern times and gave the audience much to think about. A. covered B. included C. ranged D. dealt
参考答案： C
TIP：range from ... to ... “范围包括从??到 ??”，cover和 include为及物动词，不能跟介词，deal后接介词 with。
21. At first I was of the ______ that you were decidedly right. A. attitude B. opinion C. thought D. idea
参考答案： B
TIP：be of the opinion为一固定词组，意为“认为，持??看法”。
22. Protests died down when they realized that the new tax ______ to only 50p a week. A. added B. reached C. approached D. amounted
参考答案： D
TIP：amount to“达到”，add 要加 up to表示“增加到，总数达到”，reach 和 approach 表示“达到某一数量”时，多为及物动词。
23. The accused was given a short sentence as he had committed only a ______ offence. A. subordinate B. minimal C. secondary D. minor
参考答案： D
TIP：minor“不严重的”，subordinate 和 secondary意为“次要的，下属的”，minimal“最低限度的，最小的”。
24. She ______ wanted a house overlooking the sea. A. particularly B. strongly C. essentially D. extremely
参考答案： A
TIP：particularly“特别地”，其他三个副词一般不修饰动词 want。
25. At Oxford and Cambridge the ______ of teachers to students is very high. A. proportion B. number C. ratio
D. percentage
参考答案： C TIP：ratio“比率”，proportion“（部分与全体之）比例”，number“数量”，percentage“百分比”。
26. For my birthday, I was given a writing set _______ two pens, envelopes and notepaper. A. involving B. comprising C. consisting D. holding
参考答案： B
TIP：comprise“包括”；involve“涉及”；consist“包括”为不及物动词，需接介词of； hold
“容纳”。
27. I hope you must not take ______ at my frankness. A. annoyance B. offence C. resentment D. irritation
参考答案： B
TIP：take offence为一固定词组，意思是“生气”，其他三个名词不可与take搭配使用。
28. With his lack of experience and smaller physique, we don't think he ______ a chance of winning the fight. A. stood B. gained C. possessed D. took
参考答案： A
TIP：stand a chance 为一固定词组，意为“很有希望，很有可能”。
29. You are getting too old for football, Mr. Black. Youd better take ______ golf instead. A. on B. in C. over D. up
参考答案： D
TIP：take up“开始从事”；take on“采纳；承担”；take in“接纳；领会”；take over“接管”。
30. I try to put ______ a little money each week towards my summer holidays. A. back B. by C. off D. down
参考答案： B
TIP：put by“存储”；put back“把??放回原处”；put off“推迟”；put down“记录，登记”。
四级语法与词汇（5）
1. ______ the heavy rain, quite a large crowd of people were waiting at the station to see the president arrive. A. Although B. Even though C. Nevertheless D. Despite
参考答案： D
TIP：although,even though和nevertheless都是连词，引导状语从句。只有despite是介词，后接名词词组。
2. I'd prefer to postpone that decision ______ I hear from my uncle. A. before B. except C. in case D. in spite
参考答案： A
TIP：before“直到??才”，in case“如果，万一”，except和despite 为介词,不可直接引导从句。
3. I wrote to my bank manager ______ to getting a loan. A. in the hope B. on the question C. with the aim D. with a view
参考答案： D
TIP：with a view to something / doing something“为了”，in the hope 和with the aim后需跟介词of。
4. He looked like an Englishman, but his foreign accent gave him ______. A. in B. away C. up D. over
参考答案： B
TIP：give away“泄露”，give somebody in“把某人交给警察”，give up“放弃”，give over“移交”。