忙于做某事,我们通常用词组be busy,doing something或者be busy with something,比如他忙于嗯做英语作业,he is busy with his homework。或者he is busy doing his homework?在语言交流的过程当中,我们不要去学习学习要怪词偏词,在生活当中运用的最多的词才是最好的,就像英文歌一样看去词非常的简单,但是寓意非常深远,比如像歌曲,My Heart Will Go On。