题目内容
We often go to school _______ 8:20 ________ the morning.
A.in, at | B.at, in | C.at, on | D.on, in |
B
在具体的点时间前用介词at,而在早上,用介词in,故选答案为B
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A.in, at | B.at, in | C.at, on | D.on, in |