新视野大学英语第三版读写教程第一册unit3讲义.docx

1、新视野大学英语第三版读写教程第一册unit3讲义新视线大学英语读写教程（第三版）讲义Book One Unit Three讲课班级：讲课教师：I. Warming-up Activities1. Preview and Lead-in (p60)1). What are the advantages and disadvantages of each way of teaching and learning?Traditional classroomAdvantages:more direct communication between teachers and students;a bett

2、er learning atmosphere. Disadvantages:little interaction either among students or between students and the teacher;teachers tending to dominate the class;writing on blackboard reducing efficiency.Multimedia classroomAdvantages:more vivid teaching materials;students better engaged in classroom learni

3、ng.Disadvantages:too many distractions with too many pictures and videos in multimedia classrooms.Studying online in the dormAdvantages:being able to choose when and what you want to learn;easy access to the wide range of online information Disadvantages:making it easier for students to copy answers

4、 from the Internet;lack of face-to-face communication between the teacher and student;the possibility for students to develop Internet addiction.2). Which way do you prefer? Give your reasons.I prefer the multimedia way of learning:it is vivid with teaching materials presented in different ways Comp

5、ared with traditional classroom, it is more interesting. I prefer to study online:manage my own timehave my own propertiesdo things at my own pace3). Do you think the Internet is indispensable in teaching and learning nowadays?Why or why not?The Internet is indispensable:get access to the latest dev

6、elopment of teaching and learning; enjoy many interesting online courses communicate with teachers after classThe Internet is not indispensable:teaching and learning have been carried out long before the Internet came into being;teaching and learning could surely continue without the Internet.22. Ba

7、ckground Information (教参 p )Wi-FiWi-Fi (or WiFi) is a local area wireless technology that allows an electronicdevice to participate in computer networking. It is defined as any “ wireless local arnetwork (WLAN) product based on the Institute of Electrical and ElectronicsEngineers (IEEE) 802.11 stand

8、ards ” . However, the- Fiterm” is used“Wiin generalEnglish as a synonym for “ WLAN” since most modern WLANs are based on thesestandards.Many modern devices can use Wi-Fi, e.g. personal computers, video-game consoles, smartphones,digital cameras, tablets and digital audio players. These can connect t

9、o a network resource such as the Internet via a wireless network access point. Such an accesspoint (or hotspot) can cover an area as small as a single room with walls that block radio waves, or as large as many square kilometers by using multiple overlapping access points.Wi-Fi allows cheaper deploy

10、ment of local area networks (LANs). Spaces where cables cannot be run can also host wireless LANs. Manufacturers are building wireless network adapters into most laptops. The price of chipsets for Wi-Fi continues to drop, making it an economical networking option included in even more devices. Diffe

11、rent competitive brands of access points and client network interfaces can inter-operate at a basic level of service.Many traditional university campuses in the developed world provide at leastpartial Wi-Fi coverage. Carnegie Mellon University built the first campus-widewireless Internet Network at

12、its Pittsburgh campus in 1993. By February 1997 theCMU Wi-Fi zone was fully operational. Many universities collaborate in providingWi-Fi access to students and staff through the eduroam (education roaming)international authentication infrastructure.LaptopA laptop (also known as a notebook) is a port

13、able personal computer designed formobile use small enough to sit on one s lap. A laptop is made up of a large number ofcomponents that all must function well in order for your computer experience to be complete, which include a display, a keyboard, a pointing device (a touchpad, also known as a tra

14、ckpad, and/or a pointing stick), speakers,as well as a battery, into a single small and light unit.Most laptops are designed in the flip form factor to protect the screen and the keyboard when they are closed. And modern “ tablet laptops” have a complex joint between the keyboard housing and the dis

15、play, permitting the display panel to twist and then lay flat on the keyboard housing. They usually have a touchscreen displayand some include handwriting recognition or graphics drawing capability.Laptops were originally considered to be “ a small niche market ” and were thougsuitable mostly for “

16、specialized field applications ” such as “ the military, the InteRevenue Service, accountants and sales representatives ” . But today, there are alreadymore laptops than desktops in businesses,and laptops are becoming obligatory for student use and more popular for general use.SmartphoneA smartphone

17、 (or smart phone) is a mobile phone with an operating system.The majority of smartphones run on Apple iOS or Google Android, and many others use3Windows Phone or BlackBerry OS. Smartphones typically include the features of a phone with those of other popular mobile devices, such as personal digital

18、assistants and GPS navigation units. Usually they have a touchscreen interface and can run 3rd-party apps.With a smartphone, one can not only make phone calls, but also send and receive emails, and edit Office documents. But what makes smartphones so popular is that they can access the web at higher

19、 speeds, thanks to the growth of 3G and 4G data networks, as well as the Wi-Fi support. But as the technology is constantly changing, what constitutes a smartphone today may change by next week, next month, or next year. Stay tuned!3. Pre-reading Activities (Compound dictation)1)This is the VOA Spec

20、ial English Education Report.But it also depends on the interest and _ of the teachers, and the goalsand budgets of the schools. Schools are almost all _ to the Internet. Butsome have more technology, and use it more, than others.For example, some schools use computers for _ like videoconferencing,

21、to bring the world into the classroom. And some classrooms_ things like a Smart Board, a kind of interactive whiteboard.Interactive whiteboards are large _ for presentations.They connect to a computer and can _ by touch. They can be used fordocuments or writing or to _ video. Some teachers are tryin

22、g _ newways to teach with devices like iPods and mobile phones. But educators say the most important thing, as always, is the _.2)You are listening to As It Is, from VOA Learning English. I mCatherineCole.American colleges are facing what some people are calling a “ _ ”of problems. College costs are

23、 rising, and there are not enough jobs for all thestudents completing study programs. Yet _ say they cannot find enoughworkers with technical skills. Finding a solution to these problems can be difficult.But, as Avi Arditti reports, one solution may be found in the _ numberand quality of online clas

24、ses.Such classes might _ colleges the way the Internet has alreadychanged music, publishing, sales and other businesses.At most colleges, a professor or _ gives a lecture tostudents, who then do research, study, and homework alone. Student and_ John Haber says online classes change everything around

25、. “ They rewatching the lectures at home as homework, recorded lectures, and then when they get to class, they rehaving more active discussions, or _ with theteachers or working on projects. ”Experts say the new technology will have a major effect on colleges. Some4predict future classes may be a _

26、of online lectures and professors helpingstudents work through difficult problems in person.Georgetown University _ Tony Carnevale says hewould welcome these changes. He says a college education has to be less_ and lead to skills needed by employers.I m Avi Arditti.I m Catherine Cole. That s our sho

27、w for today.4.Topic-centered study of new words and their use1.Upon completion of this course, the successful student will be able to write a_ Android app.2. Discussions for this year s are likely to include higher fuelcharges.3.I used to have a _ about my looks.4.Jane was part of a team that had st

28、ruggled hard to finish a difficult_.5.Her center is _ of many across the countrya non-profit organization that cares for about 50 children.6.Those who have an _ complex feel that they are of less worth or importance than others.7.His good personality made him popular with his _.8.This inexpensive ar

29、t projector is easy to use, light in weight, _ and gives a sharp image.9.Please sit down and _ why you feel so upset.10.The hotel offers a high standard of service at very _ rates.II.Vocabulary Study1.transform vt. 使改观，使变形，使转变They were trying their best to transform their university into a top schoo

30、l in the country.Increased population has transformed the landscape.transformation n. （完全的）改变，改观In recent years, the movie industry has undergone a dramatic transformation.近些年，电影业经历了巨大的改革。transformer n. 变压器It is also the name of a movie, do you know?2.typical a. 典型的；有代表性的typical British weather 典型的英

31、国天气 This painting is topical of his work.这幅画是他的典型作品This advertisement is a typical example of their marketing strategy.这则广告是他们营销策略的一个典型例子。3.access n.享受权，享受时机，能够进入 have/get/gain access toStudents and faculty in the university have free access to the computer lab.大学的学生和教职职工能够免费使用那个机房。The police managed to gain access to