新东方在线：考研英语核心词汇84

发布时间：2017-01-30 来源：新东方在线发布人：Too

be busy with sth. 忙于某事

be busy doing sth. 忙于做某事

真题重现：

Alone in a deserted house, he was so busy with his research work that he felt anything but lonely.

他自己呆在一个废弃的屋子里忙于自己的研究工作，以至于一点都不感觉到孤独。(1990词汇)

造句：

He is busy with proving up a coal deposit.

他正忙于勘探煤层。

He is too Busy doing God knows what.

他太忙，不知道究竟在忙些什么。