Ifyourbestfriendtellsyouhissecret,it’s

问题详情：

If your best friend tells you his secret, it’s ___ for you to keep them for him. By doing this, you can win others’　trust.

A. special                  B. necessary                C. possible

【回答】

B

知识点：相似 相近词比较

题型：选择题