—May I go outside and play for a while, Dad?—No, you can’t ____ your homework is being done.
#34531
A
until
B
as
C
before
D
the moment
推荐题目
That’s all for the introduction to your arrangements these days. So now ______ there are any questions, I’d like to go ahead and start the first video.
#31607
A
if
B
unless
C
until
D
though
________he visited, he wasted no time hearing farmers' voices at home and in the fields.
#30174
A
Each time
B
In case
C
Even if
D
In time
_The work is easy for an expert _______it is difficult for an inexperienced person.
#80051
A
because
B
therefore
C
while
D
unless
Mary felt sad over the loss of photos she had shot in Australia, ______ that was a memory she especially treasured.
#31852
A
as
B
which
C
when
D
where