(2013·高考湖北卷)Carbon dioxide，which makes a________between us and the sun，prevents heat from getting out of the atmosphere easily，so the earth is becoming warmer.
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A
difference
B
comparison
C
connection
D
barrier
推荐题目
She spends her money______ books ______ on clothes.
#13543
A
on; instead
B
in; instead
C
in; more than
D
on; rather than
It is said the factory is now __________ large as what it was.
#11999
A
twice as
B
as twice
C
twice much
D
much twice
--How do you find the class meeting organized by our monitor? ---____.
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A
Jack told me the news.
B
I spoke at the meeting.
C
Oh, it is very wonderful.
D
Our monitor was very busy.
In China，it is a traditional________to show respect to ancestors during the Qingming Festival.
#10610
A
belief
B
custom
C
strength
D
principle
The angry teacher the impatient boy who was doing something that had nothing to do with what was being taught.
#13511
A
glared at
B
looked into
C
called on
D
watched out