(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
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As a rough estimate, Nigeria is _______ Great Britain.
#14045
A
three times the sizes as
B
the size three times of
C
three times as the size of
D
three times the size of
She spends her money______ books ______ on clothes.
#13543
A
on; instead
B
in; instead
C
in; more than
D
on; rather than