问题 单项选择题

"You realize that you were driving at 100mph, don't you " "No, officer, I may not have been. This car can't do more than 80."

A.will not

B.cannot

C.might not

D.could not

答案

参考答案:D

解析:[分析] 情态动词应用 在此因表过去不大可能发生的事,应用couldn't+have+过去分词;因此D为答案。

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