― I’m afraid I have to give it up.― Don’t be discouraged. Remember sticks to his work wil

问题补充：

― I’m afraid I have to give it up.

― Don’t be discouraged. Remember sticks to his work will succeed one day.

A. those who

B. who

C. whoever

D. whomever

答案：

A. those who

B. who

(答案→)C. whoever

D. whomever

解析：考查名词性从句。句中whoever无论谁，引导宾语从句，在从句中作主语，故选C。