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Zhengzhou was attacked by such a terrible sandstorm ________ few residents had ever experienced before.
#31121
A
which
B
as
C
where
D
that
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Today,_________ rapid transportation and communication , the whole world seems to be smaller.
#31793
A
regardless of
B
in spite of
C
instead of
D
because of
_____ surprised me most was that he made the same mistake again.
#32955
A
It
B
That
C
What
D
Which
How long do you think it will be _____ I can go back to work?
#31624
A
before
B
when
C
until
D
that
It’s a fact ____ he has not received the letter.
#34044
A
that
B
which
C
whether
D
what
 ______  it is getting dark.，we’d better hurry
#30121
A
And
B
But
C
Since
D
Unless