149.()we have finished the text, we shall start doing more revision exercises.
A. For now
B. Since that
C. Now that
D. By now
解析：解析:now that为连接词,意为“既然”。
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120.Mary had finished her homework()the time I got home.
A. until
B. at
C. by
D. when
解析：解析:by the time+从句,是过去完成时态常用的时间状语。这时,主句用过去完成时,从句用一般过去时。译为:当……时候,……已经……。我到家时,玛丽已经做完作业了。
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240.For this part, you are supposed to write an e-mail in about 100-120 words based on the following situation. Remember to write it clearly.你(Li Yuan)收到美国朋友Thomas的e-mail,他提及要来中国留学的想法。请给他回一封e-mail,内容包括:·欢迎他来中国留学·推荐一所学校·介绍该学校所在的城市·表达为他提供帮助的意愿。
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78.Little Jim should love()to the theatre this evening.
A. to be taken
B. to take
C. being taken
D. taking
解析：解析:此题考查的是词组should love to do sth.=would like to do sth.,并且Jim与take之间是被动关系,故应选用take的不定式的被动态,即to be taken。
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132.The new large passenger jets have made the traffic problems at airports().
A. more bad than it was
B. the worse than before
C. worse than ever before
D. more bad than they were
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189.We are happy()we are not very rich.
A. however
B. though
C. but
D. even if
解析：解析:though引导让步状语从句,表示“虽然……但是……”。
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122.请选出读音不同的选项。()。
A. three
B. those
C. thank
D. theatre
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225.Not until the game had begun()at the sports ground.
A. he arrived
B. he didn"t arrive
C. did he arrive
D. would he arrive
解析：解析:not until在句首,句子必须倒装。用助动词构成部分倒装。
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227.This town is famous()its historical homes.
A. for
B. about
C. with
D. by
解析：解析:be famous for表示“以……而著名”。
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215.If we()sooner, we might have got there.
A. started
B. had started
C. would have started
D. start
解析：解析:这是一个表示与过去事实相反的假设。这种虚拟形式一般是:从句谓语是过去完成时(had done),主句谓语是would(should,could,might)+have done。
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