I’m sorry you’ve been waiting so long,but it’ll still be some time_____Tom gets back.
#30381
A
when
B
before
C
after
D
since
推荐题目
We thought there were 35 students in the dining hall, ____, in fact, there were 40.
#32299
A
while
B
whether
C
what
D
which
He doesn’t have the habit of planning his travel expense, so he won’t know what to do _______ the money runs out.
#34286
A
once
B
before
C
unless
D
though
You can’t complain of being lonely _______ you don’t make any effort to meet people.
#32597
A
until
B
when
C
once
D
though
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