—Tom, you look tired this morning. What’s wrong?—I was so busy that I didn’t go to bed________12 o’c

题目简介

—Tom, you look tired this morning. What’s wrong?—I was so busy that I didn’t go to bed________12 o’c

题目详情

—Tom, you look tired this morning. What’s wrong?
—I was so busy that I didn’t go to bed________12 o’clock last night.
A.untilB.whenC.thoughD.unless
题型:单选题难度:中档来源:不详

答案

A
本题符合not···until的结构,表示直到···才,故选答案为A

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