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The sicentific research on how to protect the rare animals is . Many scientsts a

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The sicentific research on how to protect the rare animals is . Many scientsts a

The sicentific research on how to protect the rare animals is ________. Many scientsts are working hard
to find new way to raise the animals by man.[     ]A.in danger
B.in control
C.in order
D.in progress

试题答案

D

标签：animalsrarethescientstsmany

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