42. mark often attempts to escape _c_ whenever he breaks traffic regulations.
a having been fined b to have been fined c being fined b to be fined
escape + 动名词。
44. it is recommended that the project _a_ until all the preparations have been made.
a not be started b will not be started c is not started d is not to be started
recommend vt. 推荐，建议，后面加句子要用虚拟语气，谓语动词的形式：（should） + 动词原形
45. i wish i _d_ longer this morning， but i had to get up and come to class.
a have slept b slept c might have slept d could have slept
wish 后面的句子要用虚拟语气，表示与过去事实相反用：情态动词 + have + 动词过去分词。
might经常被翻译成或许。
46. we didn't know his telephone number， otherwise we _d_ him.
a had telephoned b must have telephoned
c would telephone d would have telephoned
otherwise， or等表示“否则”的词，后面句子都要用虚拟语气。
48. while people may refer to television for up-to-minute news [最新的消息]， it is unlikely that television _a_ the newspaper completely.
a will replace b have replaced c replace d replaced
49. an olympic marathon [马拉松] is 26 miles and 385 yards， approximately [大约] _b_ from marathon to athens [雅典].
a distance b the distance c is the distance d the distance is
50. you will want two trees about ten feet apart， from _d_ to suspend your tent.
a there b them c where d which
介词 + which + 动词不定式（to do sth.） 整体做定语。
本句可改写为：you will want two tress about ten feet apart， to suspend your tent from.
只要见到有介词出现在空格之前，而选项中有which， them， there， where等词则应选which.
51. as i was just getting familiar with this job， i had _c_ to ask my boss.
a many b most c much d more
当many没有修饰任何其他词而单独出现时表示很多人。 much在这里相当于many things.
52. _a_ quite recently， most mothers in britain did not take paid work outside the home.
a until b before c from d since
until recently 直到最近; not surprisingly 一点也不奇怪。
53. the survival of civilization as we know it is _c_ threat.
a within b towards c under d upon
under threat 受到威胁。
55. in some countries， _d_ is called “equality” [平等] does not really mean equal rights for all people.
a which b one c that d what
that可以引导主语从句，但只做引导词而不充当任何成分。