单项选择题

A．More buffalo are surviving the winter.
B．Fewer buffalo are dying of disease.
C．More buffalo are being born.
D．Fewer buffalo are being killed by hunters.
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单项选择题
A．9 percentB．12 percentC．16 percentD．18 percent
A．9 percent
B．12 percent
C．16 percent
D．18 percent
填空题
whether
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