Nothing can be done _______ he returns.
#56142
A
as
B
before
C
while
D
until
推荐题目
—__________ do you cook for your family?—Sorry, never.
#56172
A
How much
B
How many
C
How often
D
How old
You have to leave now_______ you can catch the early bus.
#55673
A
so that
B
as soon as
C
because
D
although