--- I think the environment is becoming worse and worse.--- Yes, I really don’t know we can do about it.
#68628
A
which
B
whether
C
that
D
what
推荐题目
Much ________ he has a good taste for China’s football matches, he can’t avoid being influenced by the side effects of the football gambling.
#67866
A
that he claims
B
does he claim
C
is it that he claims
D
as he claims
After months of voyage, Columbus arrived in ______ later proved a new continent．
#72977
A
where
B
what
C
which
D
that
Scientists say it will be five or six years _____ it is possible to test this medicine on human patients.
#68451
A
before
B
that
C
since
D
when
Most birds find it safe to sleep in the trees,but_______they have eggs or young chicks,they don’t use a nest.
#71783
A
why
B
how
C
unless
D
where