Unit 3 The world online Period 1 同步练习 2.doc

Unit 3 The world online Period 1 同步练习 2基础落实.课文理解1According to the text，79% of frequent Internet users use the Internet mainly to _.Acommunicate with expertsBread articlesCsearch for answers to questionsDchat and play games2According to the text，why is the Internet now the first place many people turn to when they are in need of information？ABecause they can acquire all sorts of information from the Internet.BBecause they can communicate with experts on all sorts of topics.CBecause they can read experts articles.DAll of the above.3You can _ on the website “eBay”Achat Bplay gamesCbuy and sell things Dread articles4Why does the amount of false information become more of a problem every day？ABecause people can write anything they want，true or false.BBecause false information is popular on the Internet.CBecause you can not say something true on the Internet.DBecause if you use true information on the Internet，you will be fined.5What is the main idea of the text？AThe Internet has positive effects on our life.BThe Internet has negative effects on our life.CIt is not safe to surf the Internet.DThe Internet has both positive and negative effects on our life.根据课文内容填空.用适当的介、副词填空1Search _ information on a variety of topics.2The second is our ability to relate _ others _ the Internet.3When people need information，from the news and weather forecasts _ travel packages and academic research，the Internet is now the first source they turn _.4_ the touch of a button or the click of a mouse，a student will find abundant information _ the largest libraries and museums in the world _ his or her command.5Internet users can communicate _ experts on all sorts of topics.6_ these reasons，I believe the Internet is a positive tool that helps make our lives better.7_ my opinion，the Internet has negative effects _ our lives.8Of course，access _ uptodate，accurate information is an important thing for anyone who is doing research.9Educators around the world complain that students are handing _ papers using false information they found _ the Internet.10One university did a study about the students who had dropped _，and found that 43 per cent of them were heavy Internet users.用课文中的词语替换划线部分1The international students come from many_different backgrounds._2The whole machine was under_his_control._3What topic will you talk_about？_4He spent too much time chatting rather_than searching for information._5We couldnt have achieved so much if_we_hadnt_havethe_Internet._.翻译句子1这一段和十月革命有关系。_2在昏暗的大街上，他找不到可以求助的人。_3你觉得约翰和贝蒂几点会到这儿？_4因特网对我们的生活方式有积极的影响。_5不是我兄弟们就是我父亲要来。_能力提升阅读理解At present，there are many network firms(网络公司)，such as China Telecom，China Unicom，Jitong Communications，China Netcom and China Mobile that are allowed to operate IP services in China.Each company has its advantages in service.ChargeAs the Ministry of Information Industry coordinates(协调)，the charges of IP calls of all the companies are the same，0.30 yuan per minute for DDD calls，4.80 yuan per minute for IDD calls，2.50 yuan for calls from the Chinese mainland to Hong Kong，Macao，and Taiwan，and 1.50 yuan from Shenzhen to Hong Kong，Zhongshan and Zhuhai to Macao.IP callers dont enjoy discounts on holidays.RangeChina Telecom has the widest coverage.All the cities in China with telephone access and most countries and regions in the world are open to China Telecoms IP card. China Unicoms IP card can reach nearly all the cities nationwide and more than 130 countries and regions worldwide.Jitong IP can reach many cities in China and over 70 countries and regions worldwide.China Netcoms IP card can reach nearly all the cities in China and more than 149 countries and regions in the world.China Mobiles IP card is open to nearly all the cities nationwide and can reach almost all the countries and regions worldwide.Transmission(传输) Speed and Voice QualityChina Telecom realizes its IP service by the public Internet.Therefore，net congestion(拥挤) and voice delay may sometimes disturb conversations.The other companies have their private data networks，which help to increase transmission speed and improve voice quality.Other ServicesMany firms，such as China Telecom，Jitong and China Mobile，offer account transfer services(转账服务)Users can transfer the remaining sum of money from one card to another card.Some firms，Jitong and China Netcom，link their services with bank cards.One can enjoy IP service without an IP card.Bank card users can make IP phone calls with their bank card numbers，so they neednt buy new IP cards and remember the new numbers again and again.1Which of the following is mentioned in the passage？AThe charge of IDD calls of China Unicom is more expensive than the ones of other firms.BChina Mobiles coverage is the least of all the firms.CChina Telecom has the widest coverage.DChina Netcom is the only one to be allowed to operate the IP service.2When enjoying the IP service，_.AJitong users neednt buy IP cardsBChina Telecom users neednt buy new IP cardsCChina Netcom users cant use bank cardsDChina Mobile users have to pay more3If you want to reach more countries and regions with better voice quality，youd better not choose_IP card.AChina TelecomsBChina MobilesCChina Netcoms DChina Unicoms答案基础落实.1.C2.D3.C4.A5.D.1.negative2.value3.To search4.knowledge5relate6.ties/bonds7.evaluated8.transforming9.Useless10.private.1.for2.to；through3.to；to4.With；from；at5with6.For7.In；on8.to9.in；on10.out.1.diverse2.at his command3.address4.instead of5without the