题目内容：

We came here__the old man.A,look after B,took care of C,looking after D,to take care of

优质解答

We came here__the old man.
A,look afer B,took care of C,looking after D,to take care of
答案：D
译文：我们来照顾那位老人.
解析：to 表目的
take care of = look afer 照顾；照料