2018_2019学年高中英语课时分层作业1unit4cyberspace

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1、课时分层作业(一)[语言知识练习固基础]Ⅰ.单句语法填空1．Thenewtradeagreementshouldbehelpfultoeconomicgrowth(grow)．2．Theshowhasgoodentertainment(entertain)value.3．Wasthesouthofthecountryworstaffected(affect)bytheflood?4．Herdreamofbeingasingerhasturnedintoareality(real)．5．Atruckwentoutofcontrolandcrashed(crash)intot

2、hebackofabus.6．Itisharmful(harm)toyourhealthtodrinktoomuch.7．Manypeopleoffered(offer)theirbloodtosavethepatient.8．Oureconomyisgrowingrapidly(rapid)now.9．Obviously(obvious)hedidn'trealizeitwasaformaloccasion.10．Thesoldiersbegantoattack(attack)theenemyatdawn.Ⅱ.单句改错1．Dr.Steward，anexpertabout

3、theenvironmentwillgiveusaspeech.about→on2．Theycompletelyignorethesefactsasiftheyneverexist.exist→existed3．Theearthisgoingtobecomemoreandmorecrowding.crowding→crowded4.Itisobviousthatwearegoingtoseehugegrowthineshopping.see后加a5．Ithinkitishightimethatyoumakeupyourmind.make→made或make前加should

4、[高考题型练习提能力]Ⅰ.阅读理解TheInternetisnotperfect.Therearemanyproblemswithit.TheInternetisnotorganized.ThereisnooneinchargeoftheInternet.Itissometimesdifficulttofindwhatyouarelookingfor.Itisalsoeasytogetthewronginformationonthe“Net”．SomebusinessmencheatpeopleontheInternet.Internetthievescanstealcr

5、editcardnumbers.Someadvertiserssendspamtoemailboxes.Emailboxesareoftenfilledwiththeseunwantedadvertisements.Illegal(非法的)businessescanoperateontheInternet.ThesebusinessessellXratedmaterials，cigarettesandalcoholtoteenagers.TheInternethaswebsiteswithinformationaboutmakingbombs，breakingthelaw

6、andterrorism.Criminalscanfoolpeople，especiallychildren，inchatrooms.Theycanspreadpoisonousinformationandattacknewmembers.TheInternetisthegreatestadvanceincommunicationsincehumanemerged.Butitcanalsobelikeadarkalleyinadangerouspartoftown.Parentsneedtosetparentalcontrolsontheirchildrenwhenthe

7、yusetheInternet.Thiswillkeepsomeofthebadmaterialsawayfromtheirchildren.TheInternetcanbedangeroustocomputers，too.Somepeoplewhohaveevilintentionsenjoycausingproblemsforotherpeopletheydon'tevenknow.Theycreatecomputerviruses.Acomputercangetvirusesbydownloadingaprogramth