_____more countries can use natural energy in the future remains to be seen.
#34676
A
Whether
B
This
C
who
D
If
推荐题目
It was quite a few years __________the accused was declared innocent and set free.
#34716
A
since
B
that
C
when
D
before
most parents care about is to provide the best education for their children.
#32151
A
That
B
How
C
What
D
Whether
The writer is not satisfied with _______ buses are too crowded.
#34691
A
that
B
which
C
what
D
the fact that
We’ve given her some advice, but I don’t know________ she’ll accept it．
#30103
A
what
B
where
C
whether
D
Which
________，Carolina couldn't get the door open.
#30444
A
Try as she might
B
As she might try
C
She might try as
D
Might as she try