题目内容

【题目】It's a pity! The new robot which I bought one week ago a virus and it can't work now.
A.catches
B.caught
C.has caught
D.had caught

【答案】C
【解析】句意:太遗憾了!我—周前买的那个新机器人中病毒了,它现在不工作了。根据时间状语one week ago可知此处用—般过去时,故选C。

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