suggestion, suggest 所引导的句子都用虚拟语气。 should + (动词原形)
34. peter, who had been driving all day, suggested _b_ at the next town.
a to stop b stopping c stop d having stopped
suggest + doing也可以
33. beer is the most popular drink among male drinkers, _a_ overall consumption is significantly higher than that of women.
a whose b which c that d what
whose指代的就是他前面的male drinkers.
35. i didn't know the word. i had to _c_ a dictionary.
a look out b make out c refer to d go over
look up 查阅; look up a word in a dictionary 在字典中查单词;
reference n. 参考书目; reference room 资料室;
36. the professor could hardly find sufficient grounds _d_ his arguments in favour of the new theory. [sufficient 充足的，足够的;grounds 论据;arguments 论点]
a to be based on b to base on c which to base on d on which to base
base vt. 以…作基础，基于… which引导从句时，如果从句是介词结尾则介词应在which之前。
on which (he is) to base
37. there are signs _a_ restaurants are becoming more popular with families.
a that b which c in which d whose
sign n. 迹象; fact n. 事实; evidence n. 证据;后面常加同位语从句来说明具体内容。
同位语从句用that(不能省略)引导。
38. i think i was at school, _a_ i was staying with a friend during the vacation when i heard the news. [or else 否则，要不然]
a or else b and then c or so d even so
39. it is said that the math teacher seems _a_ towards bright students.
a partial b beneficial c preferable d liable
partial adj. 偏袒的，偏爱的(经常与to或towards搭配)
40. in order to show his boss what a careful worker he was, he took _c_ trouble over the figures. [figures 数目，数据;extra 额外的，附加的]
a extensive b spare c extra d supreme
41. - "may i speak to your manager mr. williams at five o'clock tonight?"
- "i'm sorry. mr. williams _a_ to a conference long before then."
a will have gone b had gone c would have gone d has gone
当要表达将来的行为在将来的某时间之前完成用将来完成时，将来完成时结构：will have + p.p.
42. you _d_ him so closely; you should have kept your distance.
a shouldn't follow b mustn't follow
c couldn't' have been following d shouldn't have been following
should have + p.p. 本应该; shouldn’t have + p.p. 本不应该
43. the growth of part-time and flexible working patterns, and of training and retraining schemes, _d_ more women to take advantage of employment opportunities.
a have allowed b allow c allowing d allows
part-time 兼职; full-time 全职; flexible working patterns 弹性工作制; training 培训;
retraining 再培训; take advantage 利用;
44. everybody _a_ in the hall where they were welcomed by the secretary.
a assembled b accumulated c piled d joined
assembled 聚集; secretary 书记。
45. putting in a new window will _b_ cutting away part of the roof.
a include b involve c contain d comprise
involve 引起，与…直接有关
46. living in the western part of the country has its problems, _c_ obtaining fresh water is not the least. [the least 最高级]
a with which b for which c of which d which
42. living in the central australian desert has its problems, _c_ obtaining water is not the least. [the least 最高级]
a for which b to which c of which d in which
47. in the _c_ of the project not being a success, the investors stand to lose up to $30 million. [in the event of 万一，如果]
a face b time c event d course
in the face of 面对; in the time of 在…时期; in the course of 在…期间。
48. the manager would rather his daughter _d_ in the same office.
a had not worked b not to work c does not work d did not work
would rather + 动词原形; would rather + 句子(用虚拟语气，句子谓语动词用一般过去时)
49. _d_, he does get annoyed with her sometimes.
a although much he likes her b much although he likes her
c as he likes her much d much as he likes her
如果用although引导则应改成：although he likes her very much, …
50. the british constitution is _b_ a large extent a product of the historical events described above. [无论是在空格前还是后，如果出现了名词extent要找介词就着to]
a within b to c by d at
to a large extent 在很大程度上。