be busy in 的用法?

来源：学生作业帮编辑：百度作业网作业帮分类：英语作业时间：2024/08/20 06:23:39

be busy in 的用法?
它和be busy doing, be busy with有什么区别?

e busy doing sth.=be busy with sth.忙于做某事,如：I'm busy with my homework.=I'm busy doing my homework.with后面接事（sth.）,没有with的话后面要接做什么事（doing sth.）.

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