新教材2021学年高中英语人教必修第二册学案Unit3Period4DiscoveringUsefu

Unit3TheInternetPeriod4DiscoveringUsefulStructures学习目标1.Toanalyzetheformandfeatureofthepresentperfectpassivevoice.2.Tofindoutthedifferencesinmeaningandfunctionbetweentheactiveandpassiveforms.3.Tomasterthefunctionofthepresentperfectpassivevoiceinthecontextanduseitinrealsituations.课堂探究PartⅠObserveandanalyzeActivity1Readthepairsofsentences.Underlineandcomparethedifferentverbforms.1.Jan�slifehasbeengreatlyimprovedbytheInternet.TheInternethasgreatlyimprovedJan�slife.2.MuchhasbeenwrittenaboutthewondersoftheWorldWideWeb.PeoplehavewrittenmuchaboutthewondersoftheWorldWideWeb.Activity2Howdoweformthepresentperfectpassivevoice?Fillintheblank.Verbform{-PartⅡPracticeActivity1Changethesentencesintothepresentperfectpassivevoice.Example:They�vebuiltakindofnewPCwithmorefunctions.→AkindofnewPChasbeenbuiltwithmorefunctions.1.Ihavedownloadedthesoftwaretohelpmyphonebatterylastlonger.2.Someonehaslostanidentitycard.3.HaveyouconfirmedtheWi-Fipassword?4.Haveyoupressedthebuttonyettocopythefile?5.Hasanyonemadeacommentabouttheonlinedatabase?Activity2Canyoufindoutthedifferencesinmeaningandfunctionbetweentheactiveandpassiveforms?Activity3Completethenoticewiththecorrectformsoftheverbsinbrackets.(WorkbookP75Activity4)NoticetoparentsDearParents,Wehopeyouwillwelcomethisnews.Almost100computers(give)tousbyalocalcomputercompanysincetheendoflastyear.Adecision(make)tobeginacomputerteachingexperimentatourschool.Ourplan(support)withtechnicalequipmentandadvicewhich(provide)bytheCityInformationTechnologyCentre.Everyteacher(provide)withalaptopsincethebeginningofthisterm.Moreimportantly,mostofourcourses(teach)usingcomputers.We(help)inourteachingbyalotofinformationfromtheInternet.Also,anewcomputerroom(setup)inourschool.Wehopeyouwillbehappywiththisexcitingnewdevelopmentinourschool.No.8SeniorHighSchoolPartⅢLanguageuseActivity1Readthepoem.Brainstormanddiscusshowthepresentperfectpassivevoiceisused.LookatthewayyourfacehasbeenwashedLookatthewayyourteethhavebeenbrushedLookatthewayyourshoeshavebeencleanedYou�dbetterdothemagain.LookatthewaytheflowershavebeenplantedLookatthewaythegrasshasbeencutLookatthewaythepathshavebeensweptIhopethatyou�llcomehereagain.1.Whatarethesubjectsofyourpoems?2.Canyoulistsomeverbsconnectedtothesubjects?...Activity2Thinkofyourownsituationandwriteasimilarpoem.PartⅣShareandshowActivity1Shareyourpoemwiththeclassmates.Activity2Self-assessmentAssessyourpoemaccordingtothechecklist.√Haveyouusedthepresentperfectpassivevoiceinyourwriting?√Isyourwritingclearandlogical?√Areallthewordsspeltcorrectly?√Isyourhandwritingeasytoread?核心素养专练FinishtheActivities2,3,5inUsingStructuresofWorkbookonpage74—75.参考答案PartⅠActivity11.Jan�slifehasbeengreatlyimprovedbytheInternet.TheInternethasgreatlyimprovedJan�slife.2.MuchhasbeenwrittenaboutthewondersoftheWorldWideWeb.PeoplehavewrittenmuchaboutthewondersoftheWorldWideWeb.Activity2have/hasbeen+v-edPartⅡActivity11.Thesoftwarehasbeendownloadedtohelpmyphonebatterylastlonger.2.Anidentitycardhasbeenlost.3.HastheWi-Fipasswordbeenconfirmed?4.Hasthebuttonbeenpressedyettocopythefile?5.Hasa/anycommentbeenmadeabouttheonlinedatabase?Activity2Aswecanseeintheabovesentences,theobjectinanactivesentencebecomesthesubjectinapassivesentence.Bothsentencetypesconveyasimilarmeaning,buttheyareslightlydifferent.Forexample,inanactivesentence,thesubjectisdoinganactiontoanobject,whileinapassivesentence,thesubjectishavingsomethingdonetoit,andthedoerofthatactionisnotnecessarilymentioned.Activesentencesareusedmoreoften,astheyaremoredirect.Passivesentencesareoftenusedwhenthedoerofanactionisunknown,notimportant,orpreferrednottobenamed.Activity3havebeengiven;hasbeenmade;hasbeensupported;hasbeenprovided;hasbeenprovided;havebeentaught;havebeenhelped;hasbeensetupPartⅢActivity11.Films,pictures,flowers,trees...2.Make,paint,plant...Activity2Onepossiblepoem:LookatthewaythepicturehasbeenpaintedLookatthewaythefilmhasbeenmadeLookatthewaythepoemhasbeenwrittenNowthinkaboutwhatyoucouldcreate.LookatthewaytheneedyhavebeenhelpedLookatthewaytheriverhasbeencleanedLookatthewaythetreehasbeenplantedNowthinkhowtomaketheworldabetterplace.