We can’t take part in the competition ________ we get our student card.
#33335
A
before
B
if
C
While
D
as
推荐题目
He was told that it would be at least three more months _____ he could recover and return to work.
#30791
A
when
B
before
C
since
D
that
Leave your key with a neighbor _______ you lock your-self out one day.
#79809
A
ever since
B
even if
C
soon after
D
in case
________ unemployment and crime are high，it can be assumed that the latter is due to the former.
#30434
A
Before
B
Where
C
Unless
D
Until
--Did you remember to give your boss my message?--Yes, I gave it to her__ I saw her.
#31830
A
while
B
suddenly
C
as long as
D
the instant