Although the police thought he was the most likely one, _____ they had no exact proof about it, they could not arrest him.
#32949
A
when
B
until
C
before
D
since
推荐题目
We thought it strange ________ Xiao Zhang did not take part in the sports meet of our school.
#32846
A
why
B
whether
C
when
D
that
—Did you meet with the famous star yesterday? —______ I had come a little earlier!
#30119
A
If only
B
Only if
C
But for
D
For fear
Information has been put forward _______ more middle school graduates will be admitted into universities.
#31849
A
how
B
that
C
why
D
as
The reason __________ she gave for not finishing the homework is that she was ill.
#31173
A
why
B
what
C
that
D
for
One of the men present held the opinion ________ the book said was wrong.
#79860
A
what that
B
what
C
that
D
that what