1、Unit 4课时跟踪检测(一) Warm-up & Lesson 1 Pre-reading阅读理解AMost people have never heard of Tim BernersLee. He is not nearly as rich or famous as Mare Andreessen, who is the founder of Netscape, or Bill Gates, whose name has become a wellknown world.BernersLee, who works in a small office at the Massachusett
2、s Institute of Technology, is the creator of the World Wide Web. The creation of the Web is so important that some people compare BernersLee to Johann Gutenberg, who invented printing by movable type (活字) in the fifteenth century.BernersLee was born in England in 1955. His parents, who helped design
3、 the worlds first commercially (商业地) available computer, gave him a great love of mathematics and learning.In 1980, BernersLee went to work at CERN, a physics laboratory in Geneva, Switzerland, where he had a lot of material to learn quickly. He had a poor memory for facts and wanted to find a way t
4、o help him keep track of things he couldnt remember. He invented a software program that allowed him to create a document that had links to other documents. He continued to develop his idea through the 1980s. He wanted to find a way to connect the knowledge and creativity of people all over the worl
5、d.In 1991, his project became known as the World Wide Web. The number of Internet users started to grow quickly. However, BernersLee is not completely happy with the way the Web has developed. He thinks it has become a passive tool for so many people, not the tool for creativity that he had imagined
6、.In 1999, BernersLee published a book called Weaving the Web, in which he answers questions he is often asked. What were you thinking when you invented the Web? What do you think of it now? Where is the Web going to take us in the future?语篇解读：本文是一篇人物传记。绝大多数人没有听说过Tim BernersLee，他是万维网的发明者。1From Paragr
7、aph 1 we can see _.ATim BernersLee has never heard of NetscapeBBernersLee is as famous as Mare AndreessenCBernersLee is as wellknown as Bill GatesDwe know little about Tim BernersLee解析：选D细节理解题。根据第一段可知，绝大多数人从未听说过Tim BernersLee。他不像Mare Andreessen和Bill Gates那样富有、出名。2Who invented the World Wide Web?AJoh
8、ann Gutenberg.BBernersLee.CBill Gates. DMare Andreessen.解析：选B细节理解题。由第二段第一句可知，BernersLee是万维网的发明者。3Which of the following is TRUE?AIn 1955, BernersLees parents gave him a great love of music.BIn 1980, BernersLee wanted to find a way to connect the knowledge and creativity.CIn 1991, BernersLee finished
9、 the World Wide Web.DIn 1999, BernersLee made a play called Weaving the Web.解析：选C细节理解题。由倒数第二段第一句可知，1991年，BernersLee完成了万维网的制作。4What does the underlined word “published” mean?APrint and send out.BBuy and offer to others.CInvent and sell.DWrite and exchange.解析：选A词义猜测题。根据关键词“a book called Weaving the We
10、b”和后面的问题可知，他在1999年出版了一本叫万维网的书。BElectronic books have changed the way many people read for pleasure. Now online textbooks are changing the way some students learn and some teachers teach.More than one hundred seventyfive thousand students attend the public schools in Fairfax County, Virginia, outside
11、 Washington. Last year, the school system used digital books in fifteen schools. This school year, middle schools and high schools changed from printed to electronic textbooks in their social studies classes.Luke Rosa is a history teacher at Falls Church High School. His students work on laptop comp
12、uters at school. He explains the idea to them this way，“I mean, its just like a regular textbook, except its got it all, online.”Peter Noonan, an assistant superintendent (助理监督) of schools, said，“The worlds changing. And the online textbooks can change right along with the events that are happening.
13、” Digital books also cost less than printed textbooks, he said.A student named Melanie Reuter said, “I dont have to carry a textbook around, so thats nice.”But another student said，“I dont like it because the Internet sometimes doesnt work.”Students also need access to the Internet when they are not
14、 at school. About ten percent of students in Fairfax County do not have a computer or online access at home. Public libraries in the county have free Internet. There are also afterschool computer labs as well as computer clubhouses supported by the county. Middle school student Slieman Hakim is happ
15、y about that. He said, “My family only has one computer; my sister and I both do our homework on it. So I come here to do my homework. Its good.”Other school systems in the area are also considering online textbooks.语篇解读：随着因特网的普及，电子教材正在改变着学生学习和老师授课的传统模式。5One of the disadvantages of digital textbooks
16、 is that _.Atheyre more expensiveBthey cant be used if the computer is offlineCtheyre soon out of dateDreading online does harm to students eyes解析：选B推理判断题。根据倒数第三段“I dont like it because the Internet sometimes doesnt work.”可推断出，这个学生认为电子教材的一个不利之处就是：当连接不上因特网的时候，电子教材就没法使用。故B项正确。6Why does Slieman Hakim f
17、eel happy?AHe is offered a free computer to do his homework.BHe doesnt have to do his homework at home.CHe has access to the Internet to study at any place.DHe neednt share a computer with his sister to do homework.解析：选D细节理解题。根据倒数第二段的“My family only has one . Its good.”可知， Hakim家只有一台电脑，之前他和妹妹都需要上网做作
18、业，必然会出现电脑之争。现在做作业不用和妹妹共用一台电脑了，他当然感到高兴。7What can we learn from the passage?AAll students like digital textbooks because they are new.BDigital textbooks are more beautiful than paper textbooks.CStudents can do their homework in the computer clubhouses.DThe lessons online are completely different from
19、those in paper textbooks解析：选C推理判断题。根据倒数第二段的“There are also afterschool computer labs as well as computer clubhouses supported by the county.”可知，学生也可以在computer clubhouses做作业，所以C项正确。其他选项文中没有提到。8The passage aims to _.Areport the use of electronic textbooks in schoolBshow how to use electronic textbooks
20、Cencourage more schools to use electronic textbooksDtell readers electronic textbooks will replace regular textbooks解析：选A推理判断题。本文主要介绍了美国费尔法克斯郡公立学校使用电子教材的情况，文章并没有教我们如何使用电子教材，也没有鼓励学校使用电子教材，更没有提到电子教材会取代普通教材。所以答案为A项。CThe Internet is an amazing tool, especially for children looking to learn. But it also
21、has a dark side. Parents have to ask themselves, “When is the right time to let my child go online？”This is a far bigger problem than it used to be. Now we live in a time when a family could have more than one computer. It is common for children to have their own computer or laptop. There are also p
22、hones and tablets (平板电脑) to think of. Parents do have difficulty in acting correctly. On the one hand it would be foolish to keep children from the Internet as they can learn a lot from it. But on the other hand, parents shouldnt let children do whatever they like on the Internet. The problem is tha
23、t everybody is busy nowadays, and this is certainly true for parents. How many people with children have the time to sit down with their kids when they do their homework online? Some do, but more are just not able to.So at what age should children be allowed to use the Internet? According to a surve
24、y, the average age at which parents said they were happy for independent (独立的) Internet use is a slightly surprising eight years old. As a nonparent, I do find it hard to agree. I always believe that education, as ever, is the key to success. However, I think children as young as eight may face a lo
25、t of dangers when they use the Internet without parents being around. So I think schools and parents have a responsibility to teach children not only how to use the Internet, but also how to do so safely. 语篇解读：小孩子多大才能独自上网呢？一个调查显示大部分父母认为在小孩8岁时就可以了，但作者却并不这样认为。9In Para. 2 the author wants to show that
26、todays children _. Acan easily go on the Internet Bare big problems for their parents Cconsider computers normal thingsDrely more on computers than adults do解析：选A推理判断题。文章第二段讲到现在的家庭中一般都有电脑，而且有些家庭不止拥有一台，此外还有手机、平板电脑等能够让孩子们接触网络的工具，由此可知本段主要是想表明现在的孩子想要上网很容易。10What is the problem mentioned in Para. 3? APar
27、ents are too busy to take care of their kids. BMost children arent allowed to use the Internet. CThe Internet also provides harmful information for kids. DMost parents cant be around when their kids use the Internet.解析：选D细节理解题。根据文章第三段中的最后两句可知本段提出的问题是：多数父母在他们的孩子上网时不能陪在旁边。11The author considers the re
28、sult of the survey_.AinterestingBmeaninglessCunacceptable Duntrue解析：选C推理判断题。根据文章倒数第二段中的“. a slightly surprising eight years old.”以及最后一段的第一句“As a nonparent, I do find it hard to agree.”可知，家长认为孩子8岁就可以单独上网的调查结果对于作者来说是不能接受的。12What can be used as the best title for the passage? AWhy should children be allowed to use the Internet? BShould children be allowed to use the Internet alone? CHow should children use the Internet in their free time? DAt what age should children be allowed to use the Internet?解析：选D标题归纳题。根据文章内容可知，本文主要讨论的是小孩子多大才能独自上网，由此可知D项作为文章标题最佳。