(2014·河南豫北三校高三下学期联考)—May I go and play with Dick this afternoon，Mum?—No，you can’t go out________your work is being done.
#30049
A
before
B
until
C
as
D
the moment
推荐题目
It is such a modem machine ____few of the workers know how to operate it.
#34226
A
which
B
that
C
as
D
the one
The ___ bear was cornered in the forest __ hunters were closing for the kill.
#31753
A
frightened; where
B
frightening; when
C
frightened; as
D
frightening; before
— Is it OK if I take this seat?—Sorry,___________.
#34157
A
here you are
B
take it
C
it is taken
D
never mind