大学英语三级B级-阅读理解(三)(总分：25.00，做题时间：90分钟)一、单项选择题(总题数：5，分数：25.00)Task 6The sense of sound is one of our most important means of knowing what is going on around us. Sound has a wasted product, too, in the form of noise. Noise has been called unwanted sound. Noise is growing and it may get much worse before it gets any better.Scientists, for several years, have been studying how noise affects people and animals. They are surprised by what they have learned. Peace and quiet are becoming harder to
