单项选择题

A compound break is more serious than a simple one because there is more opportunity for loss of blood and infection.

A．bruise
B．sprain
C．burn
D．fracture
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单项选择题
The peahen is a bit smaller than the peacock and does not have a long, colorful tail.
A．often
B．somewhat
C．supposedly
D．appreciably
单项选择题
He ______ himself by cheating and telling lies.
A．reduced
B．demoted
C．deducted
D．degraded
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