题目内容：

with用法的区别
The sale usually takes place outside the house,with the audience____on benches,chairsor boxes.
A.having seated B.seating C.seated D.having been seated
选什么?为什么?

优质解答

选C.
英语中表达坐下的结构有：sit down, seat oneself, sb be seated.(均为主动）
with+宾语+宾补,宾补的主被动由宾语订.
with the person sitting
=with the person seated.