Mr. Brown is an experienced doctor. He is always when faced with emergency.
A. as poor as a church mouse
B. as busy as a bee
C. as cool as a cucumber
D. as strong as a horse
网友回答
A. as poor as a church mouse
B. as busy as a bee
(答案→)C. as cool as a cucumber
D. as strong as a horse
解析：句意:布朗先生是一位有经验的医生，当面对紧急情况时他总是镇定自若。as poor as a church mouse家贫如洗；as busy as a bee忙碌；as cool as a cucumber镇定自若；as strong as a horse非常健康。根据句意故选C。