[题目]In the forest, sound is the best means of communication over distance in comparison with light, it won't be blocked by trees when travelling.A. while B. becauseC. when D. though 题目和参考答案——青夏教育精英家教网—

题目内容

【题目】In the forest, sound is the best means of communication over distance ________ in comparison with light, it won't be blocked by trees when travelling.

A. while B. because

C. when D. though

【答案】B

【解析】

考查连词辨析。句意：在森林中，声音是最好的远距离交流方式，因为与光相比，它不会被树木阻挡。A. while虽然，然而；B. because因为；C. when当…时；D. though虽然，尽管。此处表示原因，故选B.

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