题目内容
—Can you watch TV ________ school nights?
—Yes, but I have to be _______ bed ________ ten o’clock.
|
A.in; on; by |
B.on; on; in |
C.on, in; by |
D.in; in; at |
【答案】
C
【解析】此题重点考查介词的固定用法。On school nights;in bed;at ten o’clock。
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