The time has come we can make extensive use of nuclear energyA. whenB. whichC. sinceD. w

发布时间：2020-08-16 14:40:43

The time has e      we can make extensive use of nuclear energy．
A. when
B. which
C. since
D. while

网友回答

(答案→)A. when
B. which
C. since
D. while
解析：考查定语从句，先行词是The time，且定语从句     we can make extensive use of nuclear energy缺少时间状语，所以用when引导。选A。
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