1、3.2A healthy life Learning about Language they may lose their right to drive if they do it again. People who carry noisy radios in public places may lose them if they are caught with them._5_ Even so, say the scientists, in twenty years the cities will be twice as loud as they are today because of t
2、he increase of the population. People will have to shout to be heard at the dinner table. Unless, of course, they have all become completely deaf!ASome countries are trying to make laws.BPeople will become completely deaf in the future.CWhen a sound is getting louder and louder, our ears are in dang
3、er.D. In fact, it will take everybodys hard work to keep city noises from increasing.ESince we cannot measure the increase or decrease of noise, we never know in what danger we are.FAnd all over the world the situation is getting worse all the time since noise increases with the population.GSuch problems have been found among factory workers, and people who operate loud machines, or often go to pop music concerts.答案：15 FEGAD
