－Sir，may I borrow some new books?－Sorry，you can't________you haven't turn back those you borrowed one month ago.
#30673
A
unless
B
before
C
because
D
until
推荐题目
You can borrow my car ________ you promise not to drive too fast.
#31558
A
as long as
B
even if
C
in case
D
unless
A tremble of fear came over him ________his eyes wandered in the direction of the grey object in the shadow.
#32808
A
at every time
B
every time
C
every time when
D
every time that
There was a time_____we went to the country and stayed with the farmers there.
#34672
A
which
B
that
C
when
D
while