Lily__to be cool.A.tried her better B.made her best C.tried her best D.made her

问题描述:

Lily__to be cool.A.tried her better B.made her best C.tried her best D.made her

选 C
try one's best to 尽某人的全力去做某事
根据句意:
Lily 尽力的去冷静下来。

c 固定词组

C
try one's best to do sth 固定用法‘ 尽力做某事

c