Question

I am afraid I would have little influence over her________her mind was made up on any subject.

A. until 　　　　　 B. once

C. though 　　　　　　 D. unless

 

Answer 1

B

考查連詞。once此時(shí)用做連詞，意為“一旦……就”，引導(dǎo)時(shí)間狀語從句。