The policy of the mainland is very clear and straightforward，and the key problem is_____the leaders of Taiwan will accept it.
#30628
A
that
B
how
C
why
D
whether
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Doctor Smith has made another wonderful discovery, _______ great importance.
#30394
A
which I think is of
B
which I think it is of
C
which is I think
D
I think which is
My husband and I agree on _______ gets home first is to cook the supper.
#33886
A
who
B
whom
C
whoever
D
those who
Experts point out ____ we eat healthy food every day, we still need to do much exercise regularly to keep fit.
#31030
A
that although
B
that even
C
that as
D
whether
I have watched a number of movies recently,______ none of them have impressed me．
#30136
A
but
B
or
C
so
D
for