37. GWD26-Q37

Sound can travel through water for enormous distances, preventedfrom dissipating its acoustic energy as a result of boundaries in the oceancreated by water layers ofdifferenttemperatures and densities.

A.      prevented fromdissipating its acoustic energy as a result of

B.       prevented from having itsacoustic energy dissipated by

C.      its acoustic energyprevented from dissipating by

D.      its acoustic energyprevented from being dissipated as aresult of

E.       preventing its acousticenergy from dissipating by

我之前在百度打进去看过网上各种的解释了，但还是不是很清楚所谓独立主格的用法。

我选的是B,答案是C