问题
选择题
Don't do homework and listen to MP4 player ________. [ ]
A. at the moment
B. at the same time
C. at nights
D. at home
答案
答案：B
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Don't do homework and listen to MP4 player ________. [ ]
A. at the moment
B. at the same time
C. at nights
D. at home
答案：B