题目内容
2.It's five years since he ________ home to study abroad.( )| A. | has left | B. | has been away from | ||
| C. | left | D. | has been away |
分析 自从他离开家出国学习有五年了.
解答 答案:C.根据题干可知,本句是since引导的时间状语从句,主句一般用现在完成时,从句用一般过去时;又根据本句是固定句型"It is+时间段 since 从句(一般过去时)"表示"做某事有多长时间了",本句中的"离开"这一动作已经发生,故本句应用一般过去时.故选C.
点评 本题考查时态辨析,做题时应注意固定句型的用法.
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