They will leave for Paris three o’clock in the afternoon and we’ll fly to London a few w

They will leave for Paris three o’clock in the afternoon and we’ll fly to London a few weeks.
A. after, in
B. in, after
C. on, in
D. after, after

(答案→)A. after, inB. in, afterC. on, inD. after, after解析：原句意思是：他们在下午三点之后动身去巴黎，我们几个星期以后飞去伦敦.介词after表示在某一具体时间以后，而in表示从现在起的一段时间以后或以内。根据句意,可知选A.

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