问题描述: be busy (in) doing sth 和be busy with sth的意思 并做一组句子用这两个短语分别做个句子 1个回答 分类:英语 2014-10-26 问题解答: 我来补答 两者的区别只是在于一个接动词 一个接名词啊例如I am busy in doing my homework.I am busy with my homework. 展开全文阅读