Module9 Unit1-外研版英語八年級(jí)上冊(cè)

Unit1

Theworld’spopulationwasabout7.8billionin2020.PopulationModule92020年，世界人口大約是78億。billion十億1billion10億7billion70億pointNumberCanyoutellmehowtowritedown41inEnglish?forty-oneCanyoutellmehowtowritedown231inEnglish?twohundredandthirty-oneHowabout1,223?onethousand,twohundredandtwenty-three十位數(shù)用“-”百位用“and”千位用“,”thirteen與fourteenfourteen

與fortyNumber2,000,030,000?2,463,128?million百萬thousand千billion十億twomillion,fourhundredandsixty-threethousand,onehundredandtwenty-eighttwobillion

andthirtythousandfourhundredandsixty-threethousand,two

million,onehundredandtwenty-eight92,112,181,350

billionmillionthousandninety-two

billion,onehundredandtwelvemillion,onehundredandeighty-onethousand,threehundredandfifty【結(jié)論】：從右往左，三位數(shù)字一個(gè)逗；一逗千、二逗百萬、三逗十億。百十個(gè)位依次讀，百十之間加and。8,742

eightthousand,sevenhundredandforty-two1,370,000,000onebillion,threehundredandseventymillion5,237,166,234fivebillion,twohundredandthirty-sevenmillion,onehundredandsixty-sixthousand,twohundredandthirty-four

1WhatisthepopulationofNewYork?a)About17million.b)About9million.c)About30million.2WhatisthepopulationofTokyo?a)About4million.b)About28million.c)About14million.listenandchoosethecorrectanswer.2Whentheworld’spopulationincreases(增長(zhǎng))toofast,whatproblemswillitcause?Thetraficwillbecome_______.Therewillbeless_______.Toomuchnoise!roomheavytoomuch_________smokeWhentheworld’spopulationgrowsslowly,whatproblemswillitcause?Therearen't_________peopletodoallthejobs.Therearemoreolderpeoplethanthe_______ones.Toolittlelabour(勞動(dòng)力)!enoughyoungTonyandLinglingaretalkingabouttheworld’spopulation.Readtofinishthefollowingtasks.()1.WhatisTonypreparing(準(zhǔn)備)?

A.diary

B.newsC.report()2.Whatwillbetheworld’spopulationin2030?

A.1.5billionB.8.5billionsC.8.5billion()3.Wherewillthelargestincreaseinpopulationtakeplace?

A.India,China,Pakistan

B.India,Nigeria,Pakistan

C.India,Africa,Pakistan聽力提示：（1）關(guān)注疑問詞；（2）找題目關(guān)鍵詞（3）區(qū)分選項(xiàng)（4）聽時(shí)關(guān)注關(guān)鍵詞3ListenandchooseCCBTheworld’spopulationProblemscausedbypopulationAbout1.__________in2020About2._________in2030CountrieswiththemostpopulationgrowthItcancausetoomuch3.______and4.____Countrieswithslow-growingpopulation(1)Therearen’tenoughpeopletodoallthe5._______.(2)Therearen’tenoughyoungpeopletolook6.______theolderones7.8billion8.5billiontrafficnoisejobsafter4Listenandfill聽力提示：聽前：分析很重要

（1）內(nèi)容；（2）所缺單詞詞性（3）關(guān)注上下文格式聽中：聽關(guān)鍵詞。

5Watchandread1.Theworldpopulationisabout7.8billion.

billion數(shù)詞，意為“十億”。在英語中，hundred,thousand,million和billion前面有具體數(shù)字時(shí)，它們都要用單數(shù)形式；但是當(dāng)與of搭配使用時(shí)，它們都必須用復(fù)數(shù)形式，表示概數(shù)，而且不能與具體的數(shù)字連用。hundredsof數(shù)百thousandsof數(shù)千，成千上萬millionsof數(shù)百萬billionsof數(shù)十億twohundred二百fivethousand五千threemillion三百萬sevenbillion七十億【翻譯】1.男人非常富有。他擁有50億。2.那個(gè)大圖書館有數(shù)以億計(jì)的圖書。Themanisveryrich.Hehasfivebillion.Therearebillionsofbooksinthebiglibrary.1)toomuch+toomany+muchtoo+

形容詞/副詞2.辨析：toomuch,muchtoo與toomanyHedoesn'thavetoomuchmoney.Therearetoomanypeopleinthepark.Thecoatismuchtoobigforme.Theybought_________eggsyesterday.Shespent___________moneyonclothes.Youarewalking________fast.Slowdown.太多…toomuchtoomanymuchtoo不可數(shù)名詞可數(shù)名詞復(fù)數(shù)太…3.population1)詢問人口：What’sthepopulationof+地方？

2)回答人口：Thepopulationof+地方+is+數(shù)字

地方+hasapopulationof+數(shù)字3)形容人口多少，用big/large/small。Itsaidtheworld's_________wasabout7.8billionin2020.Andthenumberwill_________8.5_____in2030.That'sa______number.Whenpopulationsincreasetoofast,itcancause________,suchastoomuch_____and____.Countrieswithlow___________haveproblemstoo.Therearen't_______peopletodoallthejobs,orenoughyoungpeopleto_________theolderones.

populationbillionhugeproblemsbirthratestrafficPost-listeningRetellthepassage.climbtonoiseenoughlookafter......trafficnoisetoomanypeopleairpollutionProblemsWhatshouldwedotosolvetheseproblems？

waterpollutionPopulationincreaseisabigproblem.ProblemsSuggestionsairpollution&traffic1.It’sagoodideato_______2.Wecangotoschoolon___or_______.waterpollution&rubbish1.Don't______________intherivers.2.Weshould__________.3.Don't_______________.planttrees.footbybikethrowrubbishsavewaterwastewater8ExtendthinkingIfthereisnoenoughpopulation,whatwillhappen?Noenoughpeopletodoallthej