问题
选择题
. The boys enters the classroom, smiling and______, and_______down to have their lessons
A．talk; sat
B．talking; sitting
C．talking; sat
D．talked; sitting
答案
答案：C
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. The boys enters the classroom, smiling and______, and_______down to have their lessons
A．talk; sat
B．talking; sitting
C．talking; sat
D．talked; sitting
答案：C
