Some of the swamps have become .——青夏教育精英家教网——

摘要： Some of the swamps have become .

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________ of the swamps have become ________.

[　　]

A. Any, pollute

B. Some, pollution

C. Some, polluted

D. Any, polluted

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________ of the swamps have become ________.

[　　]

A. Any, pollute

B. Some, pollution

C. Some, polluted

D. Any, polluted

查看习题详情和答案>>