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作者: leona9 时间: 2008-11-14 04:32
标题: [讨论][求助]

GWD-TN-17 GWD26-Q37

Sound can travel through water for enormous distances, prevented from dissipating its acoustic energy as a result of boundaries in the ocean created by water layers of different temperatures and densities.

A. prevented from dissipating its acoustic energy as a result of

B.prevented from having its acoustic energy dissipated by

C. its acoustic energy prevented from dissipating by

D. its acoustic energy prevented from being dissipated as a result of

E. preventing its acoustic energy from dissipating by

answer is C. 不清楚its指的是sound还是water? 请问后半句与前半句的结构关系是什么？

作者: ashleyyuan 时间: 2008-11-14 04:34

its指的是sound

http://forum.chasedream.com/dispbbs.asp?BoardID=23&ID=231775&replyID=&skin=1

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[此贴子已经被作者于2008-11-14 4:37:30编辑过]

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