Unit 2 Amazing numbers Section 3 Writing课件+嵌入音频 沪教版八年级上册

Unit2Amazingnumbers主题范畴：人与社会主题群：历史、社会与文化；科学与技术子主题：对世界、国家、人民和社会进步有突出贡献的人物；科学技术与工程，人类发明与创新KeyquestionWhatistheroleofnumbersinourdailylives?usealinegraphtorecordandpresentinformation,usingcorrectnumbers;provideadetaileddescriptionofhowthepopulationofacity/provincechangedovertime;usethewordsandexpressionsIlearntinthisunit.Learningobjectives学习目标Attheendoftheclass,I’llbeableto:Newwordsandexpressionsprovince /ˈprɒvɪns/n.

省份sharply /ˈʃɑːpli/adv.

急剧地；突然大幅度地goup

上升godown

下降Lead-inDoyouknowdatavisualization?barchartpiechartlinegraphMayfoundsomefiguresabouttrafficaccidentsinhercity.Shedrewalinegraphandwroteareport.Lookatthelinegraphandanswerthequestions.1.Thelinegraphisabout______________.2.Theverticalaxis(纵轴)standsfor___________________.3.Thehorizontalaxis(横轴)standsfor__________.4.Therewere_____accidentsinJuly.5.ThenumberofaccidentsinAugustis_____.trafficaccidentsthemonth208234thenumberofaccidentsPre-writingLead-inWritingWritingareportonpopulationchangePopulationschangeinallareasovertime.Dosomeresearchandwriteareportonpopulationchangeinacityorprovincebasedonyourfindings.1WangYaoiswritingareportabouttheworldpopulation,lookatthelinegraphshefoundandhelphercompletethereport.Usethewordsandphrasesbelowtohelpyou.Growingnumbers:rise(sharply,quickly,slowly),grow,goup,doubleFallingnumbers:fall(sharply,quickly,slowly),drop,godownNochange:staythesame,remainthesameWorldpopulationThegraphshowsthatthepopulationintheworld(1)___________beforetheyear1800.Duringthesecondhalfofthe1800s,thepopulationbegan(2)___________.In1850,therewereabout(3)___________peopleintheworld.Aboutonehundredyearslater,theworldpopulationreached(4)___________.Between1950and2000,thepopulationmorethan(5)___________.In2050,therewillbemorethan(6)___________peopleonourplanet.grewslowlygrewquickly1.1billion2.5billiondoubled9billion① ThepriceofricewentupinMarchanditroseagaininApril.② Thepopulationofthecitywentdownin2021anditfellagainin2022.1)近义词：goup和rise；godown和fallrise的过去式rose，fall的过去式fell。Usefulexpressions:3月份大米价格上涨，4月份又上涨。该市人口在2021年下降，2022年再次下降。Thetemperatureroseto18℃.=Theairconditionerraisedthetemperatureto18℃.2)rise,raise都有“增加；提高”的意思。

但rise是不及物动词，raise是及物动词。气温上升到18℃。Usefulexpressions数量增长 _____________________数量下降

____________________数量不变 _____________________急剧增长

_____________________保持不变

_____________________19世纪下半叶

_____________________

growingnumbersfallingnumbersnochangerisesharplyremainthesamethesecondhalfofthe1800s2Howhasthepopulationinaparticularcityorprovincechangedovertheyears?Findinformationaboutitandwriteareport.Step1PlanChooseacityorprovinceyouareinterestedin.Findinformationaboutitspopulationchangeoveraperiodoftimeandmakealinegraph.广州历次人口普查常住人口及平均增长率Step2WriteWriteareportabouthowthepopulationchangedovertime.RemembertousethewordsandphrasesinExercise1.Guangzhou’spopulationThegraphshowshowGuangzhou’spopulationchangedindifferentyears.Before1990,thepopulationgrewalittleeveryyear.In1953,therewerenotmanypeopleinGuangzhou.By1964,morepeoplelivedhere.From1990to2000,bigchangeshappened.Thenumberofpermanentresidentswentupalot.In2000,theannualaveragegrowthratebecame4.67%.ThisfastgrowthmaybebecauseGuangzhou’seconomywasgoodandcitiesgrewalot.So,manypeoplecamehere.Between2000and2010,thegrowthratewentdownto2.48%.By2020,thepopulationwentupagain.Thegrowthratewentbackto3.93%.Allinall,formanyyears,Guangzhou’spopulationgrewslowlybutsteady.参考例文Iusedalinegraphtorecordandpresentinformation,usingcorrectnumbers.

Iprovidedadetaileddescriptionofhowthepopulationofacity/provincechangedovertime.

IusedthewordsandexpressionsIlearntinthisunit.

Iusedcorrectspelling,grammar,andpunctuation.

Step3

CheckandreviseTick(✔)theboxestocheckyourwriting,andthenreviseit.上周五，你们班在英语课上就AI机器人能做什么进行了热烈的讨论。请你根据下表的数据写一份调查报告。同时，对老师提出的问题“Willrobotstaketheplaceof(替代)humans?”表达自己的观点并给出至少一点理由。注意：1.文中需全面涵盖图表信息；2.文中不能出现真实的姓名和校名；3.词数不少于90个（开头已给出，不计入总词数）。PracticeLastFridaywehadaheateddiscussionaboutwhatAIrobotscandoinourEnglishclass,Herearetheresults.Wefindthatmorethanhalfofthestudentsthinkrobotscanhelpwithhousework.37%ofthestudentsthinkthattheycanhelpusstudyandimproveourgrades.23%ofthestudentsbelievethatrobotscantakecareoftheelderly.Wearesurprisedtofindthat12%ofthestudentsthinkrobotscanchatandplaywithus.Onlytenpercentofthestudentsthinkrobotscancookforus.Althoughrobotscandosomanythingsforus,Idon’tthinkrobotscantaketheplaceofhumansbecausetheycanneverthinklikehumans.Onlyhumanscanbecreative.Onepossibleversion下图为去年5月至10月间月游客量（单位：万人）的数据，请根据折线图用英语写一份调查报告。开头已给出。要求：须包含折线图中的全部内容，条理清晰，表达流畅；词数：80词左右（报告的开头已经给出，不计入总词数）。

ThegraphshowsthechangesofthenumberoftouristsbetweenMayandOctoberinourcitylastyear

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Thegraphsho