高中英语 Unit 4 Law and order Section Ⅰ Welcome to the unit Reading—Preparing教案（含解析）牛津译林版选修10-牛津版高二选修10英语教案VIP免费

Unit4Lawandorder随着垃圾邮件的泛滥，利用法律来保护网络用户的呼声越来越高了。StopSpam!WhenIfirstgotanemailaccounttenyearsago，Ireceivedcommunicationsonlyfromfamily，friends，andcolleagues.NowitseemsthateverytimeIcheckmyemail，Ihaveanendlessseriesofadvertisementsandothercorrespondencethatdonotinterestmeatall.Ifwewantemailtocontinuetobeuseful，weneedspecificlawsthatmakespamming(发送垃圾邮件)acrime.Iflawmakersdonotdosomethingsoontoprohibitspam，theproblemwillcertainlygetmuchworse.Computerprogramsallowspammerstosendhundredsofmillionsofemailsalmostinstantly.Asmoreandmoreadvertisersturntospamtoselltheirproducts，individual(个人的)emailboxesareoftenfloodedwithspamemails.Wouldpeoplecontinuetouseemailiftheyhadtodealwithanannoyingamountofspameachtime?Thisproblemistroublingforindividualsandcompaniesaswell.Manyspame-mailscontaincomputervirusesthatcanshutdowntheentirenetworkofacompany.Companiesrelyonemailfortheiremployeestocommunicatewitheachother.Spamfrequentlycausesfailuresintheirlocalcommunicationsnetworks，andtheiremployeesarethusunabletocommunicateeffectively.Suchasituationresultsinalossofproductivityandrequirescompaniestorepeatedlyrepairtheirnetworks.Thesecomputerproblemsraiseproductioncostsofcompanies，whichare，intheend，passedontotheconsumer.Forthesereasons，Ibelievethatlawmakersneedtolegislate(立法)againstspam.Spammersshouldbefined，andperhapssenttoprisoniftheycontinuetodisturbpeople.Emailisatoolwhichhelpspeopleallovertheworldtocommunicateconveniently，butspamisdestroyingthisconvenience.[诱思导读]1．Whatdoestheunderlinedword“correspondence”inParagraph1probablymean?2．Accordingtothetext，whatisthemajorcauseofthefloodingspam?【答案】1.Messages.2.Moreadvertisersbegintopromotesalesthroughspam.SectionⅠWelcometotheunit&Reading—PreparingⅠ.词义搭配1．deleteA．tomakeajudgementaboutthenatureorqualityofsb./sth.2．assessB．toremovesth.thathasbeenwrittenorprinted3．ripeC．aroughwrittenversionofsth.thatisnotyetinitsfinalform4．firmD．abusinessorcompany5．leakE．toallowliquidorgastogetinoroutthroughasmallholeorcrack6．suspectF．totrytoreachanagreementbyformaldiscussion7．draftG．fullygrownandreadytobeeaten8．negotiateH．tohaveanideathatsth.isprobablytrueorlikelytohappen，especiallysth.bad，butwithouthavingdefiniteproof【答案】1.B2.A3.G4.D5.E6.H7.C8.FⅡ.短语填空aswell；relateto；intheend；breakinto；keepupwith;referto；prevent...from；inaddition1．Wearegoingtotakepartinthepartytonight，whydon'tyoucome？2．Lungcancerisoftensmoking.3．，heovercameallthedifficultyhemetwith.4．Workharder，andyou'llyourclassmates.5．Hefoundhishousewhenhegothomeyesterday.6．Theheavyrainhimgoingtothecinema.【答案】1.aswell2.relatedto3.Intheend4．catchupwith5.brokeninto6.prevented；fromⅢ.背诵下列教材中出现的句型，体会黑体部分的用法1．Asurveyconductedin2010bytheComputerSecurityInstitute，aprivateorganizationintheUSA，showedthat45.6percentofthe351biggestcompaniesandgovernmentagencieshadhadtheirsecuritysystemsbrokenintointhepreviousyear.一项由美国私人组织“计算机安全协会”在2010年进行的调查表明，351家最大的公司和政府机构中，45.6%的安全系统在前一年遭到入侵。2．Consideringhowbadthesituationwithcybercrimeagainstcompanieshasbecome，manypeoplewonderwhysolittleisknownaboutthis.考虑到针对公司的网络犯罪的情况很恶劣，许多人质疑为什么我们对于这些犯罪知之甚少。3．Theonlyanswertothisproblemisinternationalcooperation.这个问...