If we have a strong will, we can overe any difficulty it is.
A. what
B. how
C. whatever
D. however
网友回答
A. what
B. how
(答案→)C. whatever
D. however
解析：考查whatever引导的让步状语从句，whatever=no matter what可以引导让步状语从句，后面接名词，however也可以引导让步状语从句，但后面接的是形容词或副词，句意：如果我们有坚强的意志力，不管是什么困难，我们都可以克服选C。