They sit in the classroom ( )their teachers .A,listen B,to listen C,listening to D,listening
问题描述:
They sit in the classroom ( )their teachers .A,listen B,to listen C,listening to D,listening
答
选C
listen to 的现在分词做伴随状语.
由于they 和 Listen是主动关系,所以直接用现在分词.