忙于做某事（翻译成英文）

Question

如题所述

Answer 1

be busy with sth或者是be busy (in可不写）doing sth

Answer 2

be busy doing sth.

Answer 3

busy doing sth本回答被提问者采纳

Answer 4

be busy(in) doing sth

Answer 5

be busy doing sth
be busy with sth