--It is 10 o'clock.I must go home now.--It's raining outside .Don't leave _______it stops .
问题描述：
--It is 10 o'clock.I must go home now.--It's raining outside .Don't leave _______it stops .
--It is 10 o'clock.I must go home now.
--It's raining outside .Don't leave _______it stops .
A when B since
C while D until
答
D
not……until……结构~“直到……才（再）……”