题型:阅读还原 题类: 难易度:普通
广东省广州市番禺区2023-2024学年九年级上学期期末英语试卷
Do you often listen to music at loud volumes(音量)? 1 Over one billion young people may end with hearing loss,because of listening to loud noise for long periods of time.
It is not safe to listen to sounds that are louder than 85 dB(分贝) for eight hours or 100 dB for 15 minutes. The sound of a busy road is about 85 dB and the sound of a rock concert can be about 100 dB.
Loud noise is harmful to the inner ear. Most of us are born with about 16,000 hair cells(毛细胞) in our inner ears. These cells notice sounds. However, listening to loud noise for a long time can make these cells work too hard and cause some of them to die.This is what causes hearing loss.
Some people might think that their music isn't all that loud. For example,if you are in a noisy place like the subway,you might turn up your music too loud without knowing it. Later,you might feel uncomfortable.
Here is some advice on safe listening. Over﹣the﹣ear headphones are better than in﹣ear ones. And remember not to listen to loud music on your headphones for a long time.
A. Once this happens,it's hard to get your hearing back. B. They do a better job of stopping outside noise,so you can listen at a lower volume. C. You should know that this habit is bad for your hearing. D. The United Nations has standards(标准) for safe listening. E. But this can depend on where you are. |
Everyone has a family name. My name is Jane Armstrong. Armstrong is my family name. What does Armstrong mean (意思是)? Does it mean my arms (手臂) are strong? No {#blank#}1{#/blank#} I don't like strong arms. My best friend is Lucy Long. {#blank#}2{#/blank#} No,she isn't. She is short. But she has long hair.
{#blank#}3{#/blank#} My friend's name is James Cook. Does it mean he can cook (烹饪)? No,he can't. And he doesn't like cooking at all. {#blank#}4{#/blank#} And he likes the TV show A Bite of China(《舌尖上的中国》),because it is all about nice food.
{#blank#}5{#/blank#} Ann Hill is my classmate. Is there a hill near her home? Yes. There is one hill behind her home. But her uncle,Tom Hill lives 20 kilometers (千米) from a hill.
A. Is she a tall girl? B. He only likes eating nice food. C. Her hair is long. D. I am a slim (苗条的) girl. E. Some family names come from places. F. He likes his family name. G. Some family names come from jobs (职业) . |
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