这题的正确形式应该是:The noise of desks_____ could be heard out in the street.
选 B.但是,正确形式应是 B.being opened and closed
因为,of 之后是动名词短语作介词的宾语.书桌是被打开和关上,故选动名词短语的被动形式.
这题的正确形式应该是:The noise of desks_____ could be heard out in the street.
选 B.但是,正确形式应是 B.being opened and closed
因为,of 之后是动名词短语作介词的宾语.书桌是被打开和关上,故选动名词短语的被动形式.