问题
选择题
The students entered the classroom, smiling and________, and________down to have their lessons. [ ]
A. talked; sat
B. talking; sitting
C. talking; sat
D. talked; sitting
答案
答案：C
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The students entered the classroom, smiling and________, and________down to have their lessons. [ ]
A. talked; sat
B. talking; sitting
C. talking; sat
D. talked; sitting
答案：C