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【单选题】
According to the speaker, what is the possible danger facing bald eagle?A.
Pollution of the environment.
B.
Over-killing by hunters.
C.
Destruction of their natural homes.
D.
A new generation of pest killers.
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皮皮学刷刷变学霸
举一反三
【简答题】Generally we describe morbidity (illness) or mortality (death) in terms of _________, _________ and _________.
【简答题】发出喇叭声 做手势