(·亳州模拟)difficult and challenging the task may be we must finish it on time because

问题补充：

(·亳州模拟)difficult and challenging the task may be, we must finish it on time, because there is a possibilitywe’ll be fired if we can’t fulfill the task on time.

A. Whatever; that

B. However; that

C. Whatever; which

D. However; as

答案：

A. Whatever; that

B. However; that

C. Whatever; which

D. However; as

解析：选B。考查状语从句和名词性从句。此处however引导让步状语从句, 构成句式“However+形容词/副词+正常语序+主句”; that引导一个同位语从句, 表示possibility的具体内容。