外研版八年級上冊課件2 2教學unit 2

Unit2Arnwickwasacitywith200,000people.Module9Population1.Howmanybabiesareborneveryminute?2.Howmanybabiesareborneveryyear?3.What’sthepopulationofChina?4.What’sthepopulationoftheworld?RevisionThepopulationproblemisoneofthemostseriousproblemsintheworldtoday.Chinahasthelargestpopulationintheworld.Ifpopulationgrowstoofast,itwillbringlotsofserioustroubles.Overpopulation(人口過剩)makesthetrafficcrowded.Itmakestheenvironmentterrible.Sowemusttryourbesttocontrolthepopulation.foodshortagewatershortagecityproblemspollutionBadeffectsWaterShortageThesearenottruesnows.Sometimescolorfulthingsareakindofburden!Tomorrow’smountainWheredoyouprefertolive,inaquietcountryvillageorabigcity?Why?Workinpairsandanswerthequestions.Usingthewordsintheboxtohelpyou.countrysidefieldflathospitaljobofficerubbishvillageBecausetheywanttolookforworkandhaveabetterlife.1.Whydopeoplemovetocities?2.Whataretheproblemsofbigcities?Pollution,crime,loneliness,rubbishcollection...aretheproblemsofcities.Listentothepassageandcheckthetruesentences.1.Parkvillewasaquitevillage.2.Arnwickwasacitywith200,000people.3.Parkvillenowhasapopulationofmorethanonemillion.4.ThelocalschoolinPaekvillehas2,000pupils.5.Bigcitiesneedmoremoneyforpublicservices.√√××√Readandanswerthequestions.WhatwasParville(帕克威爾)whenJo’sgrandparentsfirstcametoParville?2.WhatisArnwick(阿恩威克)?3.WhatisParkvillenow?Itwasaquietcountryvillage.ItisacitynearParville.ItisapartofArnwick,withoveramillionpeople.4.WhydidpeoplemovetothebigcityArnwick?5.HowlongdoesJotaketogotoschoolnow?Peoplewantedtofindjobsandtheyneededaplacetolive.Ittakesanhourbybus.Para.1Para.3Para.4Para.5Para.2Newproblems.Thelessonwegotfromthestory.C.TheoldParkville.D.Thenewneeds.E.ThechangesinParkville.Readthepassageagainandmatchtheheadingswiththeparagraphs.WheredidtheyliveinParkville?Itwasasmallhouseclosetofieldsandhill.Para.1TheoldParkville.WasParkvillefarfromArnwick?2.WhywerebuildingsbuiltoutsidethecentreofArnwick?3.WhatproblemdoesJo’sfamilyhavetoliveinaflat?No,itwasnearArnwick.Para.2ThechangesinParkville.BecauseitwasexpensivetoliveinthecentreofArnwick.Itisverycrowded,andrubbishisalsoaproblem.Thesmalllocalschoolisstillopen.2.ThenewschoolisclosetoJo’shome.3.Thelongerjourneyhasalotofthetrafficandpollution.closeddown.farfromPara.3Newproblems.Trueorfalse.FFTPara.4Newneeds.Arnwickneedsmoreschools,busesand__________.Itneedsfreshair,cleanwater,andbetter__________________.Itneedsmore______toprotectpeople.Itneeds___________todoallthesethings.Fillintheblanks.hospitalspublicservicemoremoneypolicePara.5Thelessonwegotfromthestory.IsParkvillearealplace?2.Whatdoesthewriterwanttotellus?No,itisjustastory.Populationincreaseisabigprobleminbigcity.Pollution,rubbishcollection,traffic...aretheproblemsofcities.WeshouldprotectourEarth.Parkville(countryvillage)

PeoplearrivedinArnwick.Parkville(becameapartofArnwick)Arnwickbecamelarger.Newproblems(education,traffic,pollution…)Morethingsneeded(school,buses,hospitals,freshair,cleanwater,police,moremoney…)Retellthestoryaccordingtotheclue.Wheredoyoulive,inavillage,atownoracity?Whatproblemsdoyouthinkyourhometownhas?Doyouhaveanyideasofsolvingtheseproblems?Freetalkroom此處為不可數(shù)名詞,意思是“空間,地方”?？捎胠ittle，much，no，plenty等詞修飾?？蓸?gòu)成makeroomfor(給……讓出地方)；takeuproom(占地方)；leaveroomfor(留出空間給……)等短語。

Thereisnomoreroominthecomputerfile.

計算機文件里沒有空間了。1.…there’snoroomfor…LanguagepointsThereisn’tenoughroomforallthefurniture.

沒有足夠的地方放置全部家具。

Thetabletakesupalotofroom.

這張桌子占去很多地方。

Howdoyoumakeroomforgreatworkinyourlife?

你怎樣在生活中給更重要的事情留出空間？Wemustpreparearoomforourguest.

我們必須為客人預備一個房間。room為“房間”時，是可數(shù)名詞。Mybookstakeuptoomuchroom.

我的書占據(jù)了太多的空間。

Leaveroomforthisbigbox.

留出地方放這個大箱子。[辨析]

space,place,room的用法區(qū)別

三者均可表示“空地”、“空間”，區(qū)別如下：

(1)泛指一般意義的“空地”或“空間”，space和room均可以用，但前者根據(jù)情況可用作可數(shù)或不可數(shù)名詞，而后者通常只用作不可數(shù)名詞。如：Thelargetabletakesuptoomuchspace[room].

這張大桌子太占地方了。

Thereisn’tenoughspace[room]forallourluggage.

沒有足夠的地方可以放我們的行李。

Hereisanemptyplace,puttheboxhere.

這里有個空地方，把箱子放在這里吧。

注意：place表示“太空”、“宇宙”，是不可數(shù)名詞，而room表示“房間”，是可數(shù)名詞。

Hewasstaringintospace.

他極目遠眺。

Thisisoneofthelargestroomshere.

這是這里最大的房間之一。(2)place表示“空地,地方”，其含義通常比較具體，且往往指座位，有時與seat同義。如：

We’lltrytogetplaces(=seats)atthefrontofthehall.

我們要設法弄到大廳前面的座位。

Thereareonlytwoplaces(=seats)leftfortonight.

今晚只剩兩個座位。

---Isthereanyroom[space]intheboat?

船上有空處嗎?---Yes,thatplaceinthecornerisempty.

在那邊角落里還有個空位。1.Couldyoumake______forme?2.Isthere_______formeinthecar?3.Isthereany_____________formeinthecar?4.Iwanttoliveina________whichiswarminwinter.roomroomspace/roomplaceFillintheblanksusingroom,spaceandplace.PracticeThereisnoenough____

inthecornertoputthetable.

A.place

B.room

C.floor

D.ground解析：根據(jù)句意知道，這里表示沒有地方放桌子。選A的同學要注意place表示地點，是可數(shù)名詞。B2.closedownclosedown

關閉；停業(yè)

Allthestoresandshopsinthiscitydon'tclosedownonSundays.

這個城市的大小商店星期天都不關門。

Itismidnightandwearenowclosingdown.

時間已到午夜，本臺現(xiàn)在停止廣播。

Thetheatrehashadtocloseforlackofsupport.

這家劇院光顧者很少只好關閉。3.protect

protect

v.保護,保衛(wèi)Thesegallantsoldierswillprotectourcountry.

這些勇敢的士兵會保衛(wèi)我們的國家的。

Anumbrellawillprotectyoufromtherain.

雨傘可以保護你不致雨淋。

Thismedicinewillprotectyouagainstareturnoftheillness.

這種藥會防止你的疾病復發(fā)。

protectionn.保護；防衛(wèi)

protect常用結(jié)構(gòu)：

protect...against/from...保護…免遭…1).當防御的對象是“危害”或較小的事情,如冷氣等時,要用protectfrom;當防御的對象是“襲擊”或較大的事情,如天災時,要用protectagainst。2).protectagainst強調(diào)防止against的賓語做某事;protectfrom則強調(diào)保護protect的賓語不受…。

連詞成句練習can,from,protect,caps,us,the,our,sunOurcapscanprotectusfromthesun.Readandchecktheproblemsthatexistinyourhometown.()1.Manyyoungpeoplewanttoleavethecountrysidebecausetheywanttofindjobsinthecity.()2.Therearenotenoughschoolsandhospitalsinbigcities.()3.Toomuchtrafficbringsairpollution.Writing()4.Thereistoomuchrubbishinthestreets.()5.Therearenotenoughpoliceinthecity.()6.Itisdifficulttogetenoughcleanwater.Writeaboutaproblemyourhometownhas.Writedownyoursuggestionstosolvetheproblem.ProblemOpinionsandreasonssuggestions

ProblemOpinionsandreasonssuggestionsManyyoungpeoplewanttoleavethecountrysidebecausetheywanttofindjobsinthecity.Thisisa