高考问答喜百利家居:be busy with 之后的动词需不需要加ing?
来源：百度文库 编辑：高考问答 时间：2024/05/04 13:54:55
要，be busy with doing sth.
因为with是介词，所以带宾语，宾语用名词形式。
be busy with通常来讲，后面加名词的情况比较多。
因为加动词可以直接说be busy doing
He is busy doing his homework.
=He is busy with his homework.
我们通常不讲：He is busy with doing his homework.
be busy with doing 忙于做某事
be已经是一个动词了，后面当然要ing
be busy with sth/doing sth固定词组 ,意为忙于做某事.
当然,介词后都要