試題詳解

試卷：無年度 - 97年5月TOFEL閱讀 (Page 168-170)#20922 | 科目：TOEFL(Test of English as a Foreign Language)托福

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試卷名稱：無年度 - 97年5月TOFEL閱讀 (Page 168-170)#20922

科目：TOEFL(Test of English as a Foreign Language)托福

11. Ptarmigan keep warm in the winter by
(A) huddling together on the ground with other birds.
(B) Building nests in trees.
(C) Burrowing into dense patches of vegetation
(D) Digging tunnels into the snow.

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