Developing the Yangtze River Economic Belt is a systematic project which _______ a clear road map an...
2022-09-25 07:12:26 183次 2018年全国普通高等学校招生统一考试英语（江苏卷） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Developing the Yangtze River Economic Belt is a systematic project which _______ a clear road map and timetable.
A. calls for B. calls on
C. calls off D. calls up
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