The policy of the mainland is very clear and straightforward，and the key problem is ______ the leaders of Taiwan will accept it.
#72233
A
that
B
how
C
why
D
whether
推荐题目
You will succeed in the end _______ you give halfway.
#74618
A
even if
B
as though
C
as long as
D
unless
He transplanted the young tree to the park ____ it was the best time for it .
#69919
A
where
B
when
C
what
D
that
Some scientists have questioned the theory ______ CO2 is causing dangerous global warming.
#68429
A
which
B
what
C
that
D
why
London,______ last year, is a nice old city.
#73949
A
that I visited
B
which I visited
C
I visited
D
where I visited
The village has developed a lot ______ we learned farming two years ago.
#72263
A
when
B
which
C
that
D
where