e used in his experiment. He said these persons face a se rious danger of suffering hearing loss from loud noise.Doctors have long known that____
A.one may b***me deaf when he hears a loud noise.
B.loud noises can cause damage to the hearing of young people only.
C.one may lose his hearing when he hears a terribly loud noise.
D.common sounds at home are not harmful to the ear.
27、(同26题)This passage suggests that one’s hearing____
A.will be damaged even if he has heard a loud noise for less than one s***nd.
B.will be damaged even if he has heard a loud noise for only little more than one s***nd.
C.will not be damaged if he has heard a loud noise for only little more than one s***nd.
D.will not be damaged if he has little more than one s***nd to get ready.
28、(同26题)One conclusion you can draw from this passage is that aspirin____
A.should never be taken more than four grams.
B.can damage one’s hearing when it is given more than four grams daily.
C.makes hearing damage from loud noise worse.
D.always increases hearing loss by two times.
29、(同26题)Millions of Americans are in danger of suffering hearing loss because they____
A.often take air trips.
B.like listening to loud music.
C.have too much loud noises at home and at work.
D.take too much aspirin.
30、(同26题)The American scientist did his experiment in order to find____
A.how much aspirin would affect a person’s hearing.
B. How much aspirin should be given in the treatment of the patients with hearing damage from loud noise.
C.whether aspirin would increase the temporary hearing damage from loud noise.
D.whether the person who had hearing damage should use aspirin.
31、第三篇 Dreams Let us begin by saying what does not cause our dreams. Our dreams do not com e from "another world". They are not messages from some outside source. They are not a look into the future, either. All our dreams have something to do with our emotions, fear, longings, wishe s, needs and memories. But something on the "outside" may affect what we dream. If a person is hungry, or tired, or cold, his dreams may include a feeling of th is kind. If the covers on your body, such as a blanket, have slipped off your be d, you may dream that you are sleeping or resting on the ice or snow. The materi al for the dream you will have tonight is likely to come from the experiences yo u have today. So the subject of your dream usually comes from something that has effect on you while you are sleeping and it may also use your past experiences and the wi shes and interests you have now. This is why very young children are likely to d ream of fairies, older children of school examinations, hungry people of food, h omesick soldiers of their families, and prisoners of freedom. To show you how that is happening while you are asleep and how your wishes o r needs can all be joined together in a dream, here is a story of an experiment. A man was asleep and the back of his hand was rubbed with absorbent cotton. He would dream that he was in a hospital and his charming girl friend was visiting him, sitting on the bed and feeling his hand softly. There are some scientists who have a special study of why we dream, wha t we dream and what those dreams mean. Their explanation of dreams, though a bit reas onable, is not accepted by everyone, but it offers an interesting way of dealing with the problem. They believe tha 上一页 [1] [2] [3] [4] [5] 下一页 |
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