Question

 —The experiment is of particular importance.

—I see. We will carry on with it ________ we can get enough money.

  A. unless        B. though            C. whether            D. until

 

Answer 1

【答案】

 C 解析：whether引导名词性从句时，意为“是否”。若其引导状语从句，意为“不论是否……”。