-Why does the lake smell terrible? -Because large quantities of water . A. have polluted B. is being polluted C. has been polluted D. have been polluted 查看更多

 

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Why does the Lake smell terrible?

-Because large quantities of water       .

A. have polluted       B. is being polluted    C. has been polluted    D. have been polluted

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-Why does the Lake smell terrible? 

-Because large quantities of water       .  

A. have polluted       B. is being polluted    C. has been polluted   D. have been polluted

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-Why does the Lake smell terrible?

-Because large quantities of water__________.

A. have polluted       B. is being polluted    C. has been polluted   D. have been polluted

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—Why does the lake smell terrible?

—Because large quantities of water_______________.

A.have polluted??????? B.is being polluted

C.has been polluted??? D.have been polluted

 

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 —Why does the lake smell terrible?

—Because large quantities of water            .

 A. have polluted              B. is being polluted           C. has been polluted        D. have been polluted

 

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