Question

【题目】一 We should learn to look after the old.
— You are right. It"s our duty to do that.
A.be friendly to
B.take care of
C.keep in touch with

Answer 1

【答案】B
【解析】句意：——我们应该学会照顾老年人。——你的对的。那样做是我们的责任。look after照顾=take care of；be friendly to对……友好；keep in touch with与……保持联系。故选B。