Question

【题目】It ___ten years since he left his hometown.

A. wasB. have beenC. isD. has passed

Answer 1

【答案】C

【解析】

句意：他离开家乡已经十年了。A. was过去式的单数形式；B. have been去过；C. is单数形式；D. has passed现在完成时。根据固定句型结构It is +一段时间+since +从句。可知，此空应填is，故选C。