研究生英语综合教程下Unit4(P

,*,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,高等院校研究生英语系列教材,综合教程（下）,INTEGRATED COURSE,2,Unit 4,Science and Technology,Content,Starting out,Reading Focus,Reading More,Practical Translation,Focused Writing,Final Project,Task 1,Work in groups and solve the following crossword puzzle involving words describing things that have emerged in recent years with the improvement of science and technology,e.g.email,surfing the Net,search engine,cell phone,etc.,Starting out,Across,2.a science which involves developing and making extremely small but very powerful machines,4.to post a reply in order to raise the threads profile by returning it to the top of the list of active threads,5.to produce an exact copy of an animal or a plant from its cells,9.someone who secretly uses or changes the information in other peoples computer systems,10.GM food refers to _ modified food,which is not affected by particular diseases or harmful insects.,13.A _ potato is someone who spends most of their time surfing the net.,15.email messages that a computer user has not asked for and does not want to read,for example from someone who is advertising something,16.a business that sells products or services on the Internet,instead of in a shop,17.a virtual pet in the form of an interactive program,19.the opposite of cyberspace or the virtual world of the Internet,20.education via the Internet;e-education,Down,1.keyboard characters used in combination to produce whimsical symbols representing a range of emotions,also known as smiley,3.online romance,6.teenagers who spend too much time in front of the screen(television or computer screens),7.a knowledgeable and experienced Internet user,8.move information or programs from a computer network to a small computer,11.an activity performed on Internet forums or chat rooms that involves wandering the website,reading posts and never actually posting anything,12.the user(or employee)of the forum which is granted access to the posts for the purpose of moderating discussion on the Internet,14.someone who has just started doing something,especially using the Internet or computers,18.China,and,India will soon have far larger numbers of _(s)than any Western nation.,1,E,M,O,2,N,A,N,O,T,E,3,C,H,N,O,L,O,G,Y,I,Y,C,4,B,U,M,P,5,C,L,O,N,E,6,S,7,K,8,D,N,R,9,H,A,C,K,E,R,N,O,L,R,O,W,O,10,G,E,N,E,T,I,C,A,11,L,L,Y,W,N,12,M,V,E,U,B,L,13,M,O,U,S,E,14,N,N,R,I,O,D,E,15,S,P,A,M,K,16,E,T,A,I,L,E,R,W,G,I,D,R,17,C,Y,B,E,R,P,E,T,N,18,N,A,I,R,G,19,M,E,A,T,S,P,A,C,E,T,O,I,R,Z,20,W,E,B,U,C,A,T,I,O,N,N,Task 2,Step One,Directions:,Work in pairs to match inventors in Column A with inventions in Column B.,(P96),Starting out,1)Tim Berners-Lee(England),2)Alexander Graham Bell(US,born in Scotland),3)Wilbur Wright and Orville Wright(US),4)Thomas Alva Edison(US),5)Cai Lun(China),6)Alexander Fleming(England),7)Leo Baekeland(US,born in Belgium),8)Chester Floyd Carlson(US),9)Wilhelm Conrad von Rntgen(Germany),10)Willis Carrier(US),Starting out,g.the World Wide Web,d.telephone,i.airplane,h.electric light bulb,c.paper,a.penicillin,e.plastics,j.xerography,b.X-ray,f.air-conditioner,Is Google Making Us Stupid?,Reading Focus,Global Understanding,1,Detailed Information,2,Critical Thinking,3,Language Points,4,Reading Focus,Vocabulary in Action,5,Task 1 Complete the following extract with information from the text.,Over the past few years,Ive had an 1)_ feeling that Im not thinking the way I used to think,particularly when I am 2)_.In the past,I would be able to 3)_ myself in lengthy articles.But,it is a different story now.It has become an exacting thing for me to do some 4)_ reading.This,I think,can be attributed to a universal medium the Net,which provides immediate 5)_ to such an incredibly rich store of information.Reliance on the Net leads to the gradual loss of my capacity for 6)_ and contemplation.,Similar troubles with reading also fall upon other people,Reading Focus,Global Understanding,uncomfortable,reading,immerse,deep,access,concentration,including Scott Karp,who recently confessed that he has 7)_ reading books altogether,and Bruce Friedman,who claimed that the Internet has 8)_ his mental habits.,A recently published study of online research habits also points to the 9)_ in the way we read and think.Although the Internet and text-messaging on cell phones facilitate our reading,its a 10)_ kind of reading.According to Maryanne Wolf,a developmental psychologist at Tufts University,we tend to become“mere 11)_ of information”while reading online.,Reading Focus,Global Understanding,stopped,altered,change,different,decoders,As a consequence,our ability to interpret and make rich mental connections remains tremendously 12)_.,Another good case in point,illustrating the point that 13)_ extend across many regions of the brain when we apply different media,is Friedrich Nietzsche.When his vision was failing and it was tough for him to keep his eyes focused on a page,he bought a typewriter,with which 14)_ could once again flow from his mind to the page.But,as one of