题目内容
9. Experts say if the Changjiang River is not protected,the damage could the population of the Yangtze crocodiles.
A. die out B. wipe out
C. take out D. pull out
9. B wipe out此处用作及物动词短语，意为"消灭"。
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题目内容
9. Experts say if the Changjiang River is not protected,the damage could the population of the Yangtze crocodiles.
A. die out B. wipe out
C. take out D. pull out
9. B wipe out此处用作及物动词短语，意为"消灭"。