It was several minutes ____we realized what was happening-our dog was trapped in a newly-dug tunnel.
#30154
A
since
B
before
C
until
D
while
推荐题目
After three days’ waiting, there was a little doubt in Jake’s mind______ the police could find his lost car.
#30559
A
how
B
that
C
where
D
whether
Mary rushed home_______ she heard the news, only______ that her husband was gone.
#80434
A
as soon as; finding
B
immediately; to find
C
the moment; find
D
when; found
He couldn’t take part in the final exam _______ his serious illness.
#31757
A
because
B
lead to
C
because of
D
when
I remember_____the factory owed a small workshop and two machines.
#80605
A
when
B
how
C
whether
D
what