If human beings had been a bit less greedy and cruel, more birds and animals dying out. A. ought to avoid B. could have been avoided C. should have avoided D. might have avoided 【查看更多】

 

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If human beings had been a bit less greedy and cruel, more birds and animals _______dying out.

A. ought to avoid                     B. could have been avoided

C. should have avoided                D. might have avoided

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If human beings had been a bit less greedy and cruel, more birds and animals dying out.

A. ought to avoid                     B. could have been avoided

C. should have avoided                D. might have avoided

查看答案和解析>>

If human beings had been a bit less greedy and cruel, more birds and animals dying out.

A. ought to avoid                     B. could have been avoided

C. should have avoided                D. might have avoided

查看答案和解析>>

If human beings had been a bit less greedy and cruel, more birds and animals _____dying out.

A. ought to avoid                     B. could have been avoided

C. should have avoided                D. might have avoided

查看答案和解析>>

If human beings had been a bit less greedy and cruel, more birds and animals dying out.

A. ought to avoid　　　　　　　　 B. could have been avoided

C. should have avoided　　　　　　 D. might have avoided

 

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