问题
选择题
I often ______________ my homework ______________ 7: 00 in the morning.[ ]
A. do, in
B. does, at
C. do, at
答案
答案：C
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I often ______________ my homework ______________ 7: 00 in the morning.[ ]
A. do, in
B. does, at
C. do, at
答案：C
