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1、2019（重庆）中考人教英语课本一轮聚焦夯练 八下Units9-10一、阅读理解。阅读下列短文，根据短文内容选择最佳答案。Spending two or three hours playing outdoors each day can reduce the chance of becoming short-sighted, a research shows. It challenges the belief(信念) that short-sightedness is caused by computer use, watching TV or reading in weak light.Th
2、e Australian government researchers believe that the sunlight is good for peoples eyes. They compared the vision(视力) and habits of 100 seven-year-old children in Singapore and Australia. In all, 30% of the Singaporean children were short-sightedthis rate(比率) was ten times higher than Australian chil
3、dren.Both groups spend a similar amount(数量) of time reading, watching television and playing computer games. However the Singaporean children spent an average (平均) of only half an hour a day outdoors90 minutes less than the Australian children.Professor Ian Morgan, from the Australian Research Counc
4、ils vision Centre, said, “Humans are naturally long-sighted, but when people begin to go to school and spend little or no time outdoors, the number of short-sighted people gets larger. Were also seeing more and more short-sighted children in cities all around the world and the main reason may be tha
5、t city children spend less time outdoors.Daylight can be hundreds of times brighter than indoor light. But why does playing outside prevent us from becoming short-sighted? Scientists believe that natural light has a special chemical(化学物质) which stops the eyeball from growing out of shape and prevent
6、s people from becoming short-sighted.So be outdoors. It doesnt matter if that time is spent having a picnic or having sports.( )1. How much time did the Australian children spend outdoors on average according to the research?A. 30 minutes. B. 60 minutes. C. 90 minutes. D. 120 minutes. ( )2. Which of
7、 the following is TRUE according to the passage?A. If people spend less time outdoors they will certainly become short-sighted.B. There are fewer short-sighted Singaporean Children than Australian children because they have more knowledge of protecting their eyesight.C. There will be fewer risks of
8、getting short-sighted if people spend two or three hours a day playing outside. D. When people begin to go to school they will become long-sighted.( )3. What is the fifth paragraph mainly about?A. Why natural daylight has a special chemical.B. Why daylight prevents people from becoming short-sighted
9、.C. Why daylight is much brighter than indoor light.D. What the special chemical which can stop eyeballs from growing out of shape is.参考答案13、DCB 二、单项选择。1. What an interesting story she told us!Yes, and her voice sounded _A_. (2017，鄂州)A. sweetB. smallC. clearlyD. sadly2. I asked _A_ to do _ schoolwor
10、k by _. (2017，兰州)A. him. his. himself B. her. her. itselfC. her. his. myself D. him. her. herself3. There are more than one hundred teachers in our school, and most of them are _D_. (2017，安顺)A. mens teachers B. man teachersC. men teacher D. men teachers4. (导学号：22604019)Chinese people find _A_ our du
11、ty to help develop African countries along the Belt and Road(一带一路). (2017，黄石)A. it B. this C. that D. these5. Can you help me _D_ those exercise books? I got a different number each time. (2016，南京)A. carry B. move C. write D. count 6. Its nice to see you again. We _C_ each other since 2014. (2016，北京
12、)A. wont see B. dont seeC. havent seen D. didnt see7. John is such a (n) _B_ man that we can always believe him. (2016，包头)A. friendly B. honest C. careless D. foolish8. My uncle _C_ in England for ten years before moving to Italy. A. lives B. was livingC. has lived D. lived9. How can we remember the
13、 poem? Understand it and review it often _A_ forgetting it all. A. before B. after C. with D. by10. A short pencil is better than a good _B_. I absolutely agree. We should try to write down the important knowledge in time so that we can review it later. A. taste B. memory C. smell D. weight三、完形填空。Bi
14、kesharing is a new choice for short journeys in cities. It is good to the _1_ development of the big cities. A _2_ by a company found that shared bikes started the nations _3_ for bikes again. Now more and more Chinese people are _4_ bikes instead of cars to make short journeys in cities. An enginee
15、r of that company says that since the _5_ of shared bikes, people have made fewer trips by car. The love for shared bikes is not only among _6_ people, who were born in the 1980s and 1990s, but also among people over sixty. At weekends, the number of the riders in Shenzhen reaches the _7_ of all cities. On weekdays, the number of people who use shared bikes to travel to work is _8_ in Shanghai. It is said that bikesharing will help _9_ the cities environment. It not only helps solve the traffic problems, but also will he
