I don’t think Jack is a man to be when we are in trouble. He only cares for himself.A. re

问题补充：

I don’t think Jack is a man to be when we are in trouble. He only cares for himself.

A. relied on

B. familiar with

C. turned to

D. based on

答案：

(答案→)A. relied on

B. familiar with

C. turned to

D. based on

解析：短语辨析，四个选项分别表示信任、熟悉、转向，求助于和以……为基础，根据题意我认为杰克不是一个当我们陷入困境值得信任的人。他只是关心他自己。选A。