语法词汇练习 语法大全 语法详解 英语听力 
Some scientists have questioned the theory ______ CO2 is causing dangerous global warming.
#68429
A
which
B
what
C
that
D
why
下一题
推荐题目
Make marks _______ you have questions. 
#66894
A
which
B
in which
C
where
D
in where
_______ makes the people in Shanghai proud is _______ they have achieved a lot in the past ten years.
#68883
A
What; because
B
What; that;
C
That; what
D
That; because
   ______they have been working hard to find?
#70400
A
Is that what
B
Is that
C
It is that
D
Is it that
He wrote five novels, two of_____ were translated into English.
#70111
A
it
B
them
C
which
D
that
Villagers often say our village is no longer ____ it used to be.
#73121
A
what
B
that
C
which
D
how