She was busy _____the sick children.

题目

She was busy _____the sick children.
A.looking at
B.to look at
C.looking after
D.to look after
到底是什么啊

答案

楼上那位的意见我不敢苟同,这个答案肯定是C
首先,look after表示照顾,照看的意思,所以应该在C,D之中选择；然后你要知道一个短语 be busy doing sth,就很简单了.