5月9日-辽宁省沈阳市2019-2020学年八年级下学期英语在线课堂课件(共39张PPT).ppt

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1、初中英语八年级,8AModule2Scienceandtechnology整体模块学习,主讲教师：指导教师：,Becausewehaveagreatandwarmmotherland.,Letsgobacktoseetheolddaysintheancient.,GreatinventionsinancientChina,Reading,gunpowder,paper,compass,movable-typeprinting,1.TheearliestChinesecompasseswere_notinventedfornavigation(航海)butforbuilding.(可能)2.An

2、cientChinese_gunpowderaboutonethousandyearsago.(发明)3.Europeansknewhowto_gunpowderuntil13thcentury.(研制)4.BiShengoftheNorthernSongDynasty(9601127)inventedmovable-typeprinting，andthatisthefirst_printingmethod.(有用的),probably,invented,develop,practical,Fillintheblanks,Inventv.-inventor-inventionn.,develo

3、pv.-developed-developingadj.-developmentn.,practicaladj.=useful=helpful,probably=likely=possibly=perhaps=maybe,5.Beforepaper,peopleoftenwroteonbambooorwoodenstrips.Butthesematerials,however,wereeithertooheavyortoo_foruse.(昂贵的)6.Movable-typeprintingisthefirstwayto_.(打字)7.Peoplewillhavemore_liveswiths

4、omanyinventions.（舒服的）8.Becauseofthecompass,peoplecan_theshipeasily.(控制),type,comfortable,control,expensive,Fillintheblanks,expensive=dear,type-typisttypen.=kind,fortablyadv.,controlv.-controllingn.beoutofcontrol,lightbulb,telephone,computer,wheel,monitor,speakers,keyboard,mouse,mainunit,type,operate

5、(railways),calculate(atafasterspeed),draw,practical,speaktoeachother,overlongdistances,Keepintouchwitheachother,morecomfortable,faster,carriages,passengers,popular,oillamps,gaslamps,candles,asmanythingsas,intheevenings,inthedaytime,Greatinventionsintext,operatev.operatorn.-operationn.,calculatev.cal

6、culatorn.calculationn.,drawv.-drawingn.=painting,bepopularwith,eachother=oneanother,keepintouchwith=communicatewith,inthedistance=faraway,inthedaytime=duringtheday,他可以快速计算。Hecancalculateataveryfastspeed.2.这首诗很受学生们欢迎。Thepoemispopularwithstudents.3.我们应该可以互相帮助。Weshouldhelpeachother(oneanother).4.他希望可以一

7、直与他的老师保持联系。Hehopesthathewillkeepintouchwith(communicatewith)histeachersallthetime.5.有了这些发明，生活变得很方便。Withtheseinventions,lifebecomesveryconvenient.,TranslateintoChinese,GreatinventionsGreatinventionschangetheworld.Theyhelppeopleliveabetterlife.Thefollowingaresomeofthemostimportantinhistory.ThewheelThe

8、wheelisperhapsthegreatestinventioninhistory.Afteritsinvention,travellingbecamefasterandmorecomfortable.Afewthousandyearsago,peoplestartedtousewheels_carriages.Intheearly19thcentury,thefirsttrainsbegantocarrypassengers.Atthestartofthe20thcentury,carsbecamepopular.Withoutthewheel,wewouldnothavethesein

9、ventions.ThetelephoneAlexanderGrahamBellinventedoneofthefirstpracticaltelephonesin1876.Sincethen,peoplehavebeenabletospeaktoeachotheroverlongdistances.Todaymillionsofpeopleacrosstheworldownmobilephones.Theyallowpeopletokeepintouchwitheachotheranytime,anywhere.,on,beginning,have,ThecomputerInthe1940s

10、,thefistcomputerswerebiggerthancars.Nowcomputersarebecomingsmallerandbetter.Somecomputersaretiny.Youmaybeunawareofthem.Youdependoncomputersmorethanyourealize.(Youdontrealize_youdependoncomputers.)Wecanusecomputerstocalculate.Theycancalculateatafasterspeedthanwecanandalmostnevergivewronganswers.Wecan

11、alsotypeanddrawthingswiththem.Yourbraincanproducenewideas_computerscannot.However,onedaycomputersmaybeabletodoabetterjobthanhumanbeings.Whatwillhappentousifcomputerscandoallourjobs?我们将会无事可做吗?Computersmanychangeourlives,butwilltheymakethembetter?,Willwehavenothingtodo?,but,howmuch,Greatinventionsinmo

12、dernChina,High-speedrail,Docklesssharedbicycles,Onlineshopping,Alipay,AncientChinahad“FourGreatInventions”.Takinggreatprideinthem,Chinahasagainshownanabilitytochangetheworldwithits“FourGreatNewInventions.”High-speedrailChinahas25,000milesofthehigh-speedrail,whichisalmosttwo-thirdsoftheworldstotal.Hi

13、gh-speedrailisasafeandconvenientchoicetoflying.ItsalsoagreatwaytoseetheChinesecountrysidewhizby_.Chinatodayispushinghigh-speedrailintoitsnextstageofdevelopment!,atafasterspeed,Choosethebestphrasesandfillintheblanks,DocklesssharedbicyclesChinahasmadegreatprogressinmakingtheChinesesharedbicycleprogram

14、sthemostconvenientandwidely-used_today.About10millionsharedbicyclesarewaitingforyouonthestreet.Allusers_“unlock”thebicycleswiththeirsmart-phonesanddontneedtofindastationtoleavethebicycles.Also,itisgoodforourenvironmentbecauseweareridingabicycle_drivingacar.,acrosstheworld,areableto,insteadof,atafast

15、erspeed,dependon,changestheirlives,acrosstheworld,areableto,sincethen,carryitaround,agreatsuccess,havenothingtodobut,insteadof,AlipayAlipayisapartofdailylifeforyoungChinese.Theonlinepaymentservicewascreatedin2006.Over400millionpeopleareusingitinChinatoday.Itsfast,convenientandactuallysavestime.Youne

16、edntalways_cashoracreditcard.JustscanaQRcodewithyourcellphones.Andalsoyoucan_anytime,anywhere.ItscertainlysomethingthatforeignersinChinawillmisswhentheyleave!TheysaythatAlipay_.,dependon,changestheirlives,carryitaround,OnlineshoppingChinahasmanybigonlineshoppingplatforms.In2010s,therewereevenmanynew

17、“OnlineShoppingFestivals”likethe“DoubleEleven.”_,OnlineshoppinghasalreadybeenalifestylechoiceforalmosteveryoneinChina.Itissuch_thatyoucanbuyalmostanythingyouwantontheInternet.Afterthat,you_waitforyourgoods.,atafasterspeed,dependon,changestheirlives,acrosstheworld,areableto,sincethen,carryitaround,ag

18、reatsuccess,havenothingtodobut,insteadof,Sincethen,agreatsuccess,havenothingtodobut,GreatinventionsGreatinventionschangetheworld.Theyhelppeopleliveabetterlife.Thefollowingaresomeofthemostimportantinventionsinhistory.ThewheelThewheelisperhapsthegreatestinventioninhistory.Afteritsinvention,travellingb

19、ecameand.Afewthousandyearsago,peoplestartedtousewheelsoncarriages.Intheearly19thcentury,thefirsttrainsbegantocarrypassengers.Atthestartofthe20thcentury,carsbecamepopular.Withoutthewheel,wewouldnothavetheseinventions.ThetelephoneAlexanderGrahamBellinventedoneofthefirstpracticaltelephonesin1876.Sincet

20、hen,peoplehavebeenabletospeaktoeachotheroverlongdistances.Todaymillionsofpeopleacrosstheworldownmobilephones.Theyallowpeopletokeepintouchwitheachotheranytime,anywhere.ThecomputerInthe1940s,thefistcomputerswerebiggerthancars.NowcomputersarebecomingSomecomputersaretiny.Youmaybeunawareofthem.Youdependo

21、ncomputersmorethanyourealize.Wecanusecomputerstocalculate.Theycancalculateataspeedthanwecanandalmostnevergivewronganswers.Wecanalsotypeanddrawthingswiththem.Yourbraincanproducenewideasbutcomputerscannot.However,onedaycomputersmaybeabletodoajobthanhumanbeings.Whatwillhappentousifcomputerscandoallourj

22、obs?Willwehavenothingtodo?Computersmanychangeourlives,butwilltheymakethembetter?,faster,morecomfortable,smallerandbetter,faster,better,Comparativeofadjectives,thelongest,later,theeasiest,hotter,thehottest,bigger,thebiggest,moreinteresting,themostinteresting,happier,longer,thelatest,easier,thehappies

23、t,+-er/-est,+-r/-st,去y变i+-er/-est,双写词尾字母,再加-er/-est,+more/themost,Grammar,better,thebest,worse,theworst,less,more,themost,farther/further,older/elder,theleast,thefarthest/furthest,theoldest/eldest,1.Theflowersinthegardenare_(beautiful).2.Theboyistoo_(young).3.Mybookisntas_(new)asyours.,beautiful,new

24、,young,说明人或事物自身特征、性质或状态,在表示绝对概念的副词very,so,too,enough,quite后,在同级比较asas或notso/asas句式中,1.Myroomis_(big)thanyours.2.Whichdoyoulike_(well),theredoneortheblueone?3.Ihaveneverseena_filmbefore.(good)4.Chinaisbecoming_and_(strong).5.Itismuch_(cold)today.6._（much）youstudy,_(good)progressyoullmake.,than,AorB句式

25、,bigger,better,colder,better,much,even,far,alittle,alot,abit+-er,-erand-er,The+-er+主语+谓语,the+-er+主语+谓语,句式中含有never,1.Heis_(heavy)boyinhisclass.2.Whichcityis_(large),Beijing,ShanghaiorShenyang?3.Jayisoneof_(popular)singers.4.TheYellowRiveristhesecond_(long)riverinChina.5.Sheis_(busy)ofthethree.6.Thisi

26、s_(sweet)voiceIhaveeverheard.,theheaviest,thelargest,themostpopular,longest,thebusiest,thesweetest,in+范围(可数名词单数）,A，BorC句式,oneof后,序数词后,of+数词或可数名词复数,句式中含有ever,1.(2019安徽）-The5Gtechnologycanhelpdoctorstreatpatientswhoarehundredsofkilometersaway.-Itsreally_.A.secretB.directC.amazingD.traditional2.(2019青岛

27、）Tomakerivers_thanbefore,everybodyissupposedtoprotectthem.A.dirtyB.dirtierC.cleanD.cleaner3.（2019河北）TheHighSpeedRailisamazing.Itmakestravel_.A.easierB.theeasiestC.moredifficultD.themostdifficult4.（2019重庆）TheHong-Kong-Zhuhai-MacauBridge,theworlds_cross-seabridge,wonanotherinternationalprizeinDecember

28、,2018.A.longB.longerC.longestD.thelongest5.（2019成都）-TherewillbenowinnerinthetradewarbetweenChinaandtheUS.-Iagree.Ifwecantavoidit,therelationshipwillget_astimegoeson.A.badB.badlyC.worseD.worst,Choosethebestanswer,6.IthinkSpidermanis_cartoonIveeverseen.A.interestingB.moreinterestingC.mostinterestingD.

29、themostinteresting7.(2019鄂州）-Paul,doyoupreferweekdaysorweekends?-Weekdays,ofcourse.Im_onweekends.A.busyB.muchbusierC.morebusierD.thebusiest8.(2019广东）Fishingisoneof_activitiesamongthemiddle-agedpeople.A.popularB.morepopularC.mostpopularD.themostpopular9.(2019曲靖）_ourcountrygets,_thepeoplewillbe,whichi

30、swellknown.A.Thestronger,thehappierB.Themorestrong,themorehappyC.Thestronger,thehappyD.Thestrong,thehappier10.Icanttypeas_asmybrother.A.fastB.fasterC.fastestD.thefastest,同级比较与比较级转换：Thiscarisntas/soexpensiveasthatone.Thiscaris_thatone.Thiscaris_thatone.Thatcaris_thisone.Mybrothertypesfasterthanme.I_t

31、ype_mybrother.,lessexpensivethan,cheaperthan,moreexpensivethan,dontasfastas,比较级与最高级转换：Heisthetallestboyinhisclass.Heis_anyotherboyinhisclass.Heis_theotherboysinhisclass.2.ThisisthemostinterestingbookIhaveeverread.Ihaveneverreada_book.,tallerthan,tallerthan,moreinteresting,BEIJING,March15(Xinhuanet)-

32、ThechangesthathavetakenplaceinChinaoverthepast70yearsisa“greatleapforward”,Tanzanianambassador（大使）toChinaMbelwaKairukisaidinarecentinterviewwithXinhuanet.OneofthechangesisthathundredsofmillionsofpeopleinChinaarelivingmuch_(rich)lives,saidtheambassador.“Now,thisaimtoreducepoverty(贫困)hasbeenquite_(suc

33、cessful)atalllevels,”hepraised.OtherchangesincludethatChinaisoneof_(excellent)countriesinagriculture(农业),accordingtotheambassador.“2019isspecialforbothTanzaniaandChina”hesaid.“Tanzaniahopesthattheywillworktogetherinotherfields.”,richer,successful,themostexcellent,Fillintheblankswithproperwords,Inadd

34、ition,TanzaniaattendedthefirstChinaInternationalImportationExpo(CIIE)(国际进口展览会)heldinNovember2018.Theambassadorexpressedthat_(many)tradebetweenTanzaniaandChina,_(many)TanzanianproductswillbebroughtintheChinesemarket,includingcoffee,nuts,tea,andsoybeans.TheBeltandRoadInitiativeisaninternationalactivit

35、ybyChina,hesaid,“ItisChinesecreativityanditisChinesecontributiontotheworld.”Theambassadorlookedforwardtoa_(bright)futureduringthesecondBeltandRoadForumforInternationalCooperationtobeheldnextmonth.ThechangesshowChinaisdevelopingas_(fast)asotherdevelopedcountries.Itsinfluencecanbeseeneverywhere,andman

36、yforeignershavebeenattractedbyitscharm.,themore,themore,brighter,fast,Youaregoingtocreateanewinvention.Useaspidergramtohelpyoumakeplansforthisinvention.Followtheexample.,Writing,WhyIwanttoinventit,Introduction,请以“Myinventionis_”为题，写一篇小短文，投稿给英语周报，大约80字。要求：1.补全标题。2.确定主题，并围绕主题进行描述说明。写作提示：Whatisyourinve

37、ntion?Whatisspecialaboutit?Whatdoesitlooklike?Howdoesitwork?Whydoyouwanttoinventit?Myinventionis_,Myinventionisacloudcontroller.Itissimple,useful,easytocontrol.Ithasascreen.Itcanshowtheweather.Soyoufindhowtheweatheriseasily.Whentheweatherbecomestoohot,itcanletthecloudscoverthesun,andmakepeoplecool.W

38、henthereisadroughtinaplace,itcancontrolthedarkclouds,andbringsomeraindrops.Whenthereisrainstorm,itcankeepapartofcloudsaway.Andtheweatherwillbecomenicequickly.MyinventionwillmaketheEarthmoreandmorebeautiful.Thepeoplecanliveabetterlife.,Myinventionisacloudcontroller,Thanksforwatching！,PPT制作：李蕊声音录制：李蕊,