Toxic chemicals in the air and land have driven many species to the ______ of extinction.

Câu hỏi :

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

A. tip

B. edge

C. verge

D. border

* Đáp án

C

* Hướng dẫn giải

Chọn C

The verge of extinction= bên bờ tuyệt chủng.

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