______is now no doubt ________ global warming is a security threat to us all.
#94613
A
It; that
B
There; that
C
There; whether
D
It; whether
推荐题目
The price of the flat now is ______ that last year.
#93250
A
as twice high as
B
twice more expensive than
C
as high as twice
D
twice the amount of
—Wow, your house is so big!—Yes, it’s three times    yours. 
#94933
A
the size as
B
more than
C
bigger as
D
bigger than
When I turned to Tony for help, I found that the more he tried to explain, ___________.
#92315
A
the more I became confused.
B
the more confused became I
C
the more confused I became
D
I became more confused.