_______ you start, you should go ahead.
#31315
A
Once
B
Before
C
Until
D
Though
推荐题目
He failed in the exam, and I wonder ___ he studied hard in the school.
#80339
A
when
B
that
C
if
D
where
-— How far apart do they live?---- _______ I know，they live in the same neighbourhood．
#33176
A
As long as
B
As well as
C
As far as
D
As often as
He didn’t put the things ____they belonged, for ____he got his punishment.
#30091
A
which; that
B
what; this
C
that; whose
D
where; which
The roof fell ________ he had time to dash into the house to save his baby.
#80270
A
as
B
after
C
until
D
before
______ the terrible pollution, so many beautiful fish are fast disappearing in the river.
#33675
A
According to
B
Because of
C
Because
D
As a result