______of half- starving wolves were roaming the snow- covered countryside.

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. Herds

B. Flocks

C. Packs 

D. Swarms

* Đáp án

* Hướng dẫn giải

Đáp án: C Pack= bầy(chó sói), herb= thảo mộc, flock= đàn (chim, cừu,..), swarm= đàn (ong)

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