英语It's going to be some time _______you can speak English accurately and fluently.

问题描述:

英语It's going to be some time _______you can speak English accurately and fluently.
It's going to be some time _______you can speak English accurately and fluently.
A.after
B.before
C.until
D.when
为什么

before
在你能准确流利说英语之前需要一定的时间