问题描述:
32.At no time during his speech ___ that he advocated the opposite policy two years before.
A.the politician mentioned B.the politician should mention
C.did the politician mention D.should the politician mention
怎么选?为什么?
A.the politician mentioned B.the politician should mention
C.did the politician mention D.should the politician mention
怎么选?为什么?
问题解答:
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