--- I rang you at about ten, but there was no reply. --- Oh, that was probably _____ I was seeing the doctor.
#32012
A
for
B
why
C
when
D
how
推荐题目
The government has taken some measures to solve the shortage of electricity , but it may be some time _________the situation improves.
#31957
A
since
B
when
C
before
D
unless
—I like your new shoes! —Thanks．I had to try on almost a dozen pairs ______ I decided to get them．
#32867
A
as
B
when
C
after
D
before
Just wait here, ______ you can hang around for a while. Your turn is half an hour away.
#30715
A
or
B
so
C
but
D
and
It’s really very dangerous. One more step, _____the baby will fall into the well.
#30992
A
or
B
so
C
but
D
and
If you keep on your research, you’ll find out the result _______.
#32993
A
in time
B
at no time
C
on time
D
at the same time