Some scientists have questioned the theory ______ CO2 is causing dangerous global warming.
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A
which
B
what
C
that
D
why
推荐题目
Mrs. Black took the police back to ______ place ______ she witnessed the robbery.
#71508
A
the same; as
B
the same; where
C
the same; that
D
as the same; as
The message you intend to convey through words may be the exact opposite of ______ others actually understand.
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A
why
B
that
C
which
D
what
There is no doubt，in my opinion， ________matters is not the speed，but the quality of the product.
#67758
A
that
B
which
C
what that
D
that what
We are now living in a high-tech age ____ easy things are becoming complicated．
#70792
A
when
B
that
C
where
D
why
Far from perfect though this trip is, I think it’s well worth _____ we paid.
#74067
A
that
B
what
C
which
D
How