题目

25. Developing the Yangtze River Economic Belt is a systematic project which _______ a clearroad map and timetable.A. calls forB. calls onC. calls offD. calls up

25. Developing the Yangtze River Economic Belt is a systematic project which _______ a clearroad map and timetable.

A. calls for

B. calls on

C. calls off

D. calls up

题目解答

答案

A. calls for

解析

本题考查动词短语词义辨析及语境理解。句意：发展长江经济带是一项需要清晰的路线图和时间表的系统工程。A. calls for 需要；B. calls on 号召；C. calls off 取消；D. calls up 使想起。根据句意，发展长江经济带需要一个清晰的路线图和时间表，因此选择 "calls for"。