life will continue on the earth for millions of years to come will depend on the problem of pollution can be solved.
#30117
A
How /whether
B
That/that
C
Whether / if
D
Whether / whether
推荐题目
Much as he liked the book,____he didn’t have enough money to buy it．
#31212
A
but
B
and
C
therefore
D
/
The soldiers soon reached _____ was once an old temple _____ the villagers used as a school.
#34304
A
which; where
B
what; which
C
where; which;
D
what; where
____he thought he was helping us with the work, he was actually in the way.
#80115
A
Although
B
Unless
C
Because
D
When
Though the impressionists’ paintings were not popular when they first appeared, they are now accepted as the beginning of ______ we call “modern art”.
#30124
A
that
B
what
C
which
D
why
I recognize her __I met her at the airport, although we haven’t seen each other for ten years.
#32295
A
the moment
B
in the moment
C
for the moment
D
at the moment