It is the second time that I in Shanghai．What great changes have taken place in
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It is the second time that I in Shanghai．What great changes have taken place in Shanghai! It is ten years since I ________ it last time．
[]A．have been; left
B．had been; left
C．have; had left
D．went; had left
试题答案
答案：A
解析：在It is＋序数词＋time that-clause句式中，从句的谓语动词常用现在完成时态。在“It is＋时间since-clause”句式中，从句的谓语动词常用一般过去时态。 |