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1、Unit 3 Computers.阅读理解(共15小题；每小题2分，满分30分)A(2016广东普宁华侨中学检测) In a great many cities, hundreds of people ride bikes to work every day. In New York, some bike riders have even formed a group called Bike for a Better City. They declare that if more people rode bikes to work, there would be fewer automobil
2、es in the downtown part of the city and so less dirty air from car engines. For several years, this group had been trying to get the city government to help bike riders. For example, they want the city to draw special lanes(车道) for bikes on some of the main streets, because when bike riders must use
3、 the same lanes as cars there are accidents. Bike for a Better City feels that if there were special lanes, more people would use bikes.But no bike lanes have been drawn. Not everyone thinks it is a good ideathey say it will slow traffic. Some store owners on the main streets dont like the ideathey
4、say that if there is less traffic, they will have less business.The city government has not yet decided what to do. It wants to keep everyone happy. On weekends, Central Parkthe largest place open ground in New Yorkis closed to cars, and the roads may be used by bikes only.【语篇解读】本文介绍了一个倡导骑自行车的组织Bike
5、 for a Better City，他们要求市政府在一些主要街道上画出专门的自行车车道，来减少交通事故和污染。1In NewYork, a group of bike riders_A. are keeping practicing for healthBhave no cars of their ownCare complaining there are not enough busesDare trying to settle the problem of air pollution【解析】细节理解题。结合第一段的“there would be fewer automobiles in
6、the downtown part of the city and so less dirty air from car engines.”可知答案为D。【答案】D2The bike riders suggest that _A. bikes should be used instead of carsBbike lanes should be drawnCfewer buses or cars should be usedDthe number of special lanes should be decreased【解析】细节理解题。结合“For example, they want th
7、e city to draw special lanes(车道) for bikes on some of the main streets”可知答案为B。【答案】B3The advantage of the special lanes is that_Athey will make cars and buses run slowlyBthey will make it easier for bike riders to go to parksCthey will make the city more beautifulDthey will prevent accidents【解析】推理判断题
8、。结合“when bike riders must use the same lanes as cars there are accidents. Bike for a Better City feels that if there were special lanes, more people would use bikes”和“they say that if there is less traffic, they will have less business”可知答案为D。【答案】DBIf your child has mobile Internet access, it will b
9、e more difficult to monitor(监督) and control his or her Internet use. Kids are turning to the Internet for everything from hanging out with friends to shopping, which makes it harder for parents to keep track of their online activities. Fortunately, there are many choices for controlling what your ki
10、ds see on their computers, laptops, and mobile devices.Content blockers and filters are great tools to use for younger kids. They allow you more control over where they go and what they do online. A content blocker can block some unhealthy websites or limit a childs search to the kind of sites. A co
11、ntent filter can scan sites and pictures and block those sites that contain certain words, key phrases, or content.Consider tracking software for older teenagers. This software enables you to see which sites your children have visited, tracking their paths online. This tool gives young people more f
12、reedom to explore the Internet, but it also allows you to check that they are using the Internet responsibly. Let your teenagers know that you trust them, but that you will be regularly checking that they are visiting appropriate sites online.Even if you use content blockers, filters, and trackers,
13、you know that a lot of kids figure out ways to get around these, so its important to remain alert (警惕的). Remember that not all adult sites can be identified by blocker, filter, or tracker software. Thats why its important to talk to your kids about what to do when something inappropriate or scary co
14、mes up. Nothing can replace involvement and supervision (监督) by adults. Keep monitoring how your kids use the Internet on a regular basis without getting into the role of Internet traffic police.【语篇解读】本文主要讲了监控孩子使用网络的一些选择。4What is the passage mainly about?AMore and more kids have mobile Internet acce
15、ss.BSome choices for monitoring and controlling kids Internet use.CIt is difficult to monitor and control kids Internet use.DKids are turning to the Internet for everything.【解析】主旨大意题。第一段最后一句提到控制孩子在电脑、便携式电脑和其他移动设备上所能看到的内容有几种可供选择的方法。下文就是对这几种方法的介绍。故选B。【答案】B5How should parents monitor and control younger kids Internet use?AWith tracking software. BWith tracking software and content blockers and filters. CWith content blockers and filters. DWith filters and trackers.【解析】细节理解题。根据第二段第一句可知对于年幼的孩子，家长控制他们上网的办法是内容屏蔽和过滤。显然C项正确。【答案】C6The 3rd paragraph is about_Ahow to monitor and control older teenager
