_____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
Do you believe _____ true ______ you find high wages, you generally find high prices?
#30158
A
that; that
B
that; that what
C
it; when
D
it; that where
I was glad to meet Jenny again，________ I didn’t want to spend all day with her.
#30238
A
but
B
and
C
so
D
or
The news came out _____ the daughter of Pierre Robilland was to marry the little Irishman from up the country.
#29983
A
that
B
how
C
which
D
whether
It was early morning in London _____ Prime Minister Cameron arrived to give his speech.
#30166
A
where
B
when
C
before
D
that