Wild animals are ________________.

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being protected from natural environment

So rare that they can’t survive

killed so many that they can’t live in the forests

in danger from extinction

Giải thích

Đáp án D

Wild animals are ________________.

A. being protected from natural environment

B. So rare that they can’t survive

C. killed so many that they can’t live in the forests

D. in danger from extinction

Dẫn chứng “Wild animals are quickly disappearing.”