I’m sorry you’ve been waiting for so long, but it’ll still be some time _______ Brian gets back.
#31382
A
since
B
after
C
when
D
before
推荐题目
I want to thank my friend John, without _____ help, I wouldn't have been saved.
#31068
A
his
B
whose
C
whom
D
Which
No government can justly claim authority it is based on the will of the people．
#33969
A
after
B
unless
C
so that
D
while
Everyone stood up______ the hero came into the lecture hall.
#80447
A
while
B
instant
C
every time
D
immediately
— I rang you at about nine, but there was no reply.— Oh, that was probably _____I was seeing the doctor.
#31069
A
why
B
when
C
what
D
That
They had kept working for several weeks everything was in order.
#31661
A
before
B
after
C
since
D
unless