He realized his mistakes and took action to reduce the loss _______ it was too late.
#56725
A
until
B
when
C
before
D
as
推荐题目
I won't come back _________August 5 and 7, so you’ll have to go there alone.
#57814
A
until
B
both
C
between
D
for
The twin sisters have learned a lot ________ they came to China.
#55315
A
when
B
after
C
since
D
as soon as
Learning to write is learning to think. You don’t know things clearly _______ you can write them down.
#56362
A
unless
B
if
C
since
D
whether