题目内容
【题目】---The light in the professor’s lab was still on at 11:00 o’clock. Do you know ?
---maybe at midnight again.
A. how long has he workedB. why does he stay up so late
C. if he is busy studyingD. when he stopped working
【答案】D
【解析】
句意“-教授实验室的灯仍然亮着,你知道他什么时候停止工作吗?-可能再一次到半夜”。本题考查宾语从句,宾语从句用陈述句语序,排除A和B;且根据maybe at midnight again可知,应问“他何时停止工作”,故选D。
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