课件高二 人教修订版下 Unit20 Language study and grammar.ppt

Languagestudy,WordStudy,1.Findthewordsinthereadingpassagewhichmeanthesameasthefollowingdefinition.,1._therulerofacountry,higherthanaking2._theclothesthatpeoplewear3._alongstickwithasharppoint,usedasaweapon,clothing,emperor,spear,4._adeeproundbowlusedforcooking5._athinpointedstickthatyoushootwithabow6._thespacebetweentwoplaces,arrow,pot,distance,WordStudy,2.Thefollowingwordscanbeusedbothasnounsandverbs.Completethesentenceswiththecorrectform.,1.dateThe_wasMay3,2002.ArchaeologistsinEnglandfoundthegraveofaman,which_backtoaround2300BC.,date,dated,2.dressShelovesblack_.Sheisalways_inblack.,dress,dressed,3.findArchaeologists_thegraveofamanlastyearandthemostamazing_wastwogoldearrings.,found,find,4.transportNooneknowshowthesebigstoneswere_oversuchadistance.Somesayitcouldbealienswholentahandinthe_ofthestones.,transported,transport,5.tradeThe_betweenChinaandWesterncountrieshasalonghistory.They_jewelleryandmedicineforChineseteaandsilk.,trade,traded,6.pinIamlookingforsome_.Iwantto_thisbeautifulpicturetothewall.,pins,pin,Grammar,Reviewtheuseof“It”,Explanation,theuseofIt,Theuseof“it”,1.用作人称代词，代表前面提到的人或事物。,Whosit?_me.Lookatthepicture._isapictureofourschool.,Its,It,2.用于代替指示代词this和that.,-Isthisjacketyours?-Yes,_is.,it,3.用以表示时间、距离、天气、气候、季节、环境等。,Itishalfpasteightnow.Itsonlyhalfanhourswalkfromheretoourschool.Ihopethatitwillbefinetomorrow.Ithasrainedmuchthisyear.Itsspringnow.Itsquiethere.,Time,Distance,Weather,Weather,Season,Circumstance,4.作引导词，在句中作形式主语或形式宾语，代替后面的短语或从句。,Insteadof“todo”ItisimportantforustolearnEnglishwell.Ifounditnecessarytotellhimaboutthematter.,Sub.,FormalObject,2)Insteadof“doing”Itisnousequarrellingwithhimaboutit.Ithinkitnogoodtalkingtoher.,FormalObject,3)Insteadof“clause”Itdoesntmatterwhetherhewillcomeornot.Ithinkitnecessarythatwewillattendthemeeting.,5.用于强调句型中,It+be+被强调部分+that/who(aperson)从句,ImetTomintheparkyesterday.,1)ItwasIwhometTomintheparkyesterday.,2)ItwasTomwhoImetintheparkyesterday.,3)ItwasintheparkthatImetTomyesterday.,4)ItwasyesterdaythatImetTominthepark.,1)Hedidntcomebecausehewasill.,Itwasbecausehewasillthathedidntcome.,2)Shedidntgotobeduntilherfathercameback.,Notuntilherfathercamebackdidshegotobed.,Itwasnotuntilherfathercamebackthatshewenttobed.,Itwasfiveoclock_Igothome.Itwasatfiveoclock_Igothome.,when,that,Itwasnot_shetookoffherdarkglasses_Irealizedshewasafamousfilmstar.(92)A.when,thatB.until,whenC.until,thatD.when,then2)Itwasnotuntil_that_topreparehislessons.(91)A.didhisfathercomein,theboybeganB.didhisfathercomein,didtheboybeginC.hisfathercamein,didtheboybeginD.hisfathercamein,theboybegan,C,D,ItisreportedthatChinahaslaunchedanotherman-madesatellite.Itisorderedthatthesoldiersshouldcrosstheriveratonce.Itseemsthathehaslearntofthenews.IthappenedthatItooknomoneywithme.Itmattersverymuch/makesgreatdifferencewhethertogoornot.,6)Itsurprisedmethathefailedtopasstheexam.7)ItwasnotlongbeforehereturnedtoBeijing.8)Howlongwillitbebeforehecomesback?9)Itwillwillbelongbeforehecomesback.10)ItisfiveyearssincehejoinedtheParty.,Practice,Ex1.Rewritethefollowingsentencesusing“it”.1Moderntechnologymakesitpossibletofindoutmoreaboutthemaninthegrave.,Itismoderntechnologythatmakesitpossibletofindoutmoreaboutthemaninthegrave.,2ThetestsonhisteethshowthathespenthisyouthincentralEurope.,ItisthetestsonhisteeththatshowthathespenthisyouthinCentralEurope.,3IntheBronzeAge,peoplecouldmaketoolsofcopperandbronze.,ItwasintheBronzeAgethatpeoplecouldmaketoolsofcopperandbronze.,4ThesmallerbluestonescamefromwestWales.,ItwaswestWaleswherethesmallerbluestonescamefrom.,Practice,Ex2.Rewritethefollowingsentencesusing“it”.1Theysaidthatitwasanimportantarchaeologicaldiscovery.,Itwassaidthatitwasanimportantarchaeologicaldiscovery.,2TheyreportedthatthismanhadasonwhogrewupinScotland.,ItwasreportedthatthismanhadasonwhogrewupinScotland.,3ArchaeologistsbelievethatthetwogoldearringsfoundonthemanaretheoldestgoldeverfoundinBritain.,ItisbelievedthatthetwogoldearringsfoundonthemanaretheoldestgoldeverfoundinBritain.,4SomepeoplethinkthatEuropeancultureandtechniqueswerebroughttoBritainthroughtradeinsteadofwar.,ItisthoughtthatEuropeancultureandtechniqueswerebroughttoBritainthroughtradeinsteadofwar.,5PeoplehaveprovedthatthecopperknivescamefromSpainandwesternFrance.,IthasbeenprovedthatthecopperknivescamefromSpainandwesternFrance.,6Wedonotknowhowthesehugestonesweretransportedoveradistanceof380kilometres.,Itisunknownhowthesehugestonesweretransportedoveradistanceof380kilometres.,Consolidation,1.Does_matterifhecantfinishthejobontime.A.thisB.thatC.heD.it2.Theyareallclassmates_isnowonder_theyshouldhelpeachotherwiththeirstudiesAThis；whetherBIt;ifCThat；thatDIt；that,Exercises:,3.Idontthink_possibletomasteraforeignlanguagewithoutmuchmemorywork.A.thisB.thatC.itsD.it4.WasitduringtheSecondWorldWar_hedied?A.thatB.whileC.inwhichD.then,5.Itwasnotuntil1920_regularradiobroadcastsbegan.A.whileB.whichC.thatD.since6.Itwasabout600yearsago_thefirstoclockwithafaceandanhourhandwasmade.A.thatB.untilC.beforeD.when,7.ItwasonlywhenIrereadthispoemsrecently_Ibegantoappreciatetheirbeauty.A.untilB.thatC.thenD.so8.Was_thatIsawlastnightattheconcert?A.ityouB.notyouC.youD.thatyourself,9.Itwasfiveoclockintheafternoon_theyclimbeduptothetopofthemountainAsinceBwhenCthatDuntil10.Itwasatfiveoclockintheafternoon_theyclimbeduptothetopofthemountain(选项同上),C.that,11.Is_necessarytocompletethedesignbeforeNationalDay?A.thisB.thatC.itD.he12.Imquiteabletoaffordthesuit._istoocheap.A.ItB.WhichC.ItsD.There,13._isapitythatheshouldbeabsentfromthe