25. By the time you get to
A. am leaving B. will leave C. shall have left D. had left
解答:选(C)将来完成时表示将来某时刻之前或某一行为发生之前所完成的动作。常和by或by the time等结构连用,由“will / shall + have + 过去分词”构成。例:The house will have been furnished by the end of this week.到了这个周末,房间就能布置好了。By this tomorrow, they will have repaired your computer.明天这个时候他们会把你的电脑修好的。
26. ________ he is still working on the project, I don’t mind when he will finish it.
A. In case B. As long as C. Even if D. As far as
解答:选(B)本题四个选项均可引导状语从句,as long as意为“只要”;in case意为“以防,要是”;even if意为“即使”;as far as意为“就……而言,至于”。根据句意只有B适合。例:You can go where you like as long as you get back before dark.你到哪里去都可以,只要天黑前回来。
27. If you are worried ________ the problem, you should do something about it.
A. with B. for C. on D. about
解答:选(D)worry about…是固定搭配,意为“就……而言,为……操心”。
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