I -----go to bed -----12 o'clock last night?A.couldn't ;until B.could ;untilC.can ;until选择的理由

问题描述:

I -----go to bed -----12 o'clock last night?
A.couldn't ;until
B.could ;until
C.can ;until
选择的理由

a 和第一位回答者的理由一样

A.

A
not.until直到.才