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Tim ___since he lost his job three weeks ago.

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/07/03 16:12:06
Tim ___since he lost his job three weeks ago.
A) had been unemployedB) was unemployedC) has been unemployed D) has unemployed
选 C 【since 是现在完成时的标志,be unemployed 失业的】
再问: 为什么不选A哪?
再答: A 是过去完成时,但since 是现在完成时的标志,再如 :He has lived here since two years ago.