Question

62. How time flies! Ten years _______ passed. A. have been B. have C. is D. are 选哪个

选哪个

Answer 1

B，意为时间流逝得多快！十年过去了。
这里用现在完成时，have done的形式。

A：have been done 是现在完成时的被动语态，不符合。
years 复数，排除C。
D不符合事态。

Answer 2

Ten years have passed.