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题目内容
（河南城建学院大学英语(四)）
They are a reminder that great powers should steer ________ small wars and concentrate on strategic tasks which maximize long-term benefit to themselves and the world.
A. clear of
B.lack of
C.far away
D.clear up
A. clear of
B.lack of
C.far away
D.clear up
参考答案
