He realized his mistakes and took action to reduce the loss _________ it was too late.
#55986
A
until
B
when
C
before
D
as
推荐题目
---_______do you send e-mails to your pen friend? ------Once a month.
#56239
A
How long
B
How far
C
How much
D
How often
____my brother ____ my sister is able to use a computer. However, I can.
#56044
A
Neither ---- nor
B
Not only ---- but also
C
Either ---- or
D
Both---- and
— It’s one o’clock now. I must go. — It’s raining outside. Don’t leave it stops.
#58482
A
when
B
since
C
while
D
until