问题
选择题
We often go to school _______ 8:20 ________ the morning.
A．in, at
B．at, in
C．at, on
D．on, in
答案
答案：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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We often go to school _______ 8:20 ________ the morning.
A．in, at
B．at, in
C．at, on
D．on, in
答案：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