Question

--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

Answer 1

D
not……until……结构~~“直到……才（再）……”

Answer 2

必须是D 直到雨停了…这种题理解句意题目不难、

Answer 3

D until
十点了，我必须回家了。
外面下雨了，到雨停了再走吧！