第一部分 阅读（共两节，满分50分） 第一节（共15小题;每小题2.5分，满分37.5分） 阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项。 A New Science Books in Brief Volume Control By David Owen || $18. 23 “ For a deaf child, having hearing parents can be a serious disadvantage," notes Owen in this sensitive study of hearing. He suffers from tinnitus （耳鸣）. Combining the science with individual experiences, Owen discusses hearing aids, sign language, Thomas Edison and noise levels in US cit?ies --- all in absorbing detail. Reality Ah