问题描述:
( )crime in this area has increased so much over the last 20 years?
A.Why is it that B.Why it is that C.Why was it that D.Why it was that
该题正确答案应选A,说明其他几项为什么不对,
A.Why is it that B.Why it is that C.Why was it that D.Why it was that
该题正确答案应选A,说明其他几项为什么不对,
问题解答:
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