Unit1-Topic2-SectionC-同步課堂幫幫幫

Unit1TheChangingWorldTopic2SectionC目標(biāo)梳理1.Somewords:social,supply,natural,worse,government,paragraph,opportunity,newborn,percent,offer2.Somephrases:halfof,onefifth,becauseof,satisfypeople’sdailyneeds,sofar,takemeasurestodo,beknownas,workwellin,thanksto3.Somesentences:Westillhavealongwaytogo.重點(diǎn)難點(diǎn)梳理1.ReadthefractionsinEnglish.2.Talkaboutpopulationproblems.知識梳理【1】Chinahasthelargestpopulationintheworld,andaboutonefifthofthepeopleintheworldliveinChina.中國是世上人口最多的國家，世界上大約五分之一的人住在中國。分?jǐn)?shù)表達(dá)法：分子在前，分母在后；分子用基數(shù)詞，分母用序數(shù)詞;分子大于1時(shí)，分母用復(fù)數(shù)；分子和分母之間可用連字符連接。e.g.onethird三分之一twothirds三分之二“分?jǐn)?shù)+of+名詞/代詞”表示“幾分之幾的…”，作主語時(shí)，謂語動(dòng)詞與of后的名詞/代詞在人稱和數(shù)上保持一致。e.g.Onefifthofthestudentsinourclasstakeabustoschooleveryday.我們班五分之一的學(xué)生每天乘公交車上學(xué)?！?】Becauseofthelargepopulation,thereislesslivingspaceforeachfamily.由于人口眾多，每個(gè)家庭的生活空間就較少。becauseof意為“由于，因?yàn)椤?，是短語介詞，后跟名詞、代詞、動(dòng)名詞或what引導(dǎo)的從句。because為連詞，引導(dǎo)原因狀語從句。e.g.Theyhadtostayathomebecauseofthebadweather.由于惡劣的天氣，他們不得不待在家里。e.g.Theyhadtostayathomebecausetheweatherwasbad.由于天氣惡劣，他們不得不待在家里?！?】Atthesametime,thelargepopulationhascausedmanyotherdifficultiesforthewholenation.同時(shí)，人口多也給整個(gè)國家?guī)砹撕芏嗥渌щy。(1)atthesametime同時(shí)e.g.Shewaslaughingandcryingatthesametime.她又哭又笑。（2）causesth.forsh./sth.給…….帶來……causesb./sth.sth.給…….帶來……causesb./sth.todosth.導(dǎo)致……做…e.g.Thebadweatheriscausingproblemsformanyfarmers.惡劣的天氣正給許多農(nóng)民造成困難。e.g.Hisstrangebehaviorcausedmetoquestionhisrealpurposetobehere.他奇怪的行為讓我懷疑他來這兒的真正目的。【4】①Forexample,itishardforChinatosupplywaterandenergytosatisfypeople'sdailyneeds.例如，中國很難提供足夠的水和能源來滿足人們的日常需求。②Whatshouldthegovernmentdotooffermorejobopportunities?政府應(yīng)該怎么做來提供更多的工作機(jī)會?【5】Sofar,ourgovernmenthastakenmanymeasurestosolvethepopulationproblem.到目前為止，我國政府已采取了很多措施來解決人口問題。(l)sofar意為“到目前為止”，相當(dāng)于bynow，可與現(xiàn)在完成時(shí)或一般現(xiàn)在時(shí)連用。e.g.Wehaven’thadourbreakfastsofar.我們到現(xiàn)在還沒吃早飯呢。e.g.Everythinggoeswellsofar.到目前為止，一切都進(jìn)展順利。(2)takemeasurestodosth.采取措施做某事e.g.Weshouldtakesomemeasurestoprotecttheenvironment.我們應(yīng)該采取一些措施來保護(hù)環(huán)境。WeshouldtakemeasurestoimprovesourEnglish.我們應(yīng)該采取措施提高英語?！?】onewasknownastheone-childpolicy.其中之一就是我們所熟知的獨(dú)生子女政策。beknownas...相當(dāng)于befamousas..…,意為“作為………而出名”。e.g.GongLiisknownasafamousactress.鞏俐是知名女演員。【知識鏈接】beknown/famousfor...因?yàn)椤雒鸼eknownto...被……熟知【7】ItworkedwellincontrollingChina'spopulation.它在控制中國人口方面卓有成效。workwellindoingsth.在做某事上很有成效e.g.Runningworkswellinkeepingfit.跑步在保持健康方面很有成效?！?】Thankstothepolicy,Chinaisdevelopingquicklyandpeople'slivingconditionsareimprovingrapidly.多虧了這項(xiàng)政策，中國才得以迅速發(fā)展，中國人的生活水平才得以快速改善。thanksto為短語介詞，意為“多虧了；由于，因?yàn)椤?，后接名詞、代詞、動(dòng)名詞作賓語。thanksto...多在句中作原因狀語。e.g. Thankstoyou,Ididn'tmissthefirstbus.多虧了你，我才沒有錯(cuò)過第一班車。Iwouldliketoproposeavoteofthankstoourhost.我提議向我們的主人表示感謝。（1）常用的替代詞有supply,offer,provide四者的區(qū)別如下：易混詞用法搭配例句supply常指定期、大批為國家、工廠、機(jī)構(gòu)團(tuán)體，民眾等“供應(yīng)，供給”物資，強(qiáng)調(diào)替代或補(bǔ)充所需物品supplysb.withsthsupplysthtosbTheelectricityplantsuppliesthenearbyvillageswithelectricity這家電廠給附近的幾個(gè)村子供電。offer側(cè)重表示“愿意給予，主動(dòng)提供”物品、建議、幫助等。offersthtosboffersbsthoffertodosthManypeoplewillinglyoffertheirblood.許多人自愿獻(xiàn)血。provide指為某人、某物或者某事“提供”物品、服務(wù)等。providesthforsbprovidesbwithsthWewillprovideserviceforyou.我們將為你提供服務(wù)。（2）whole和allwhole為形容詞，意為“整個(gè)的，全部的”，其前常加冠詞或形容詞性物主代詞，其后常跟可數(shù)名詞單數(shù)或集合名詞。而all作限定詞，表示“所有的，全部的”解時(shí)，后跟可數(shù)名詞復(fù)數(shù)或不可數(shù)名詞。e.g.Thewholefamilylikesgoinghiking.全家人都喜歡遠(yuǎn)足。e.g.Allthepeopleontheplanelosttheirlives.飛機(jī)上所有人都遇難了。選用方框中所給詞的適當(dāng)形式填空，每詞限一次。percent,opportunity,five,bad,supplypercent,opportunity,five,bad,supply1.Aboutthreeofthestudentsinourclassgoonlineeveryday.2.Atthebeginningoftheterm,studentsarewithalistofbooksthattheyareexpectedtoread.3.Herfirstbookwasbad,buthersecondoneiseven4.Morethanseventyoftheearth'ssurfaceiscoveredwithwater.5.Itissaidthattherearefewerjobthisyearforgraduates.二．根據(jù)句意及漢語提示寫出單詞。1.Weshouldgivestudentsmorechancestotakepartin(社會的）activities.2.Chinahasbuiltafew(自然的）protectionareastoprotectpandas.3.Our(政府）hastakenmeasurestoimprovepeople'slivingconditions.4.Ididn'tdowellintheexam,butTomdideven(更差）.5.MyfriendJennyhas（主動(dòng)提出）tohelpmewithmyEnglish.三．任務(wù)型閱讀WhilemanyyoungpeopleinChinaarelookingforwardtolivinginbigcities,someareleavingforsmalltownsandvillagestoenjoyquietandrelaxinglife.Why?1In1978,thepopulationinBeijingwasabout8.7million.2Thelargepopulationbringsmanyproblems,suchastoomuchtrafficandnoise.3Populationincreasehasbecomeoneofthebiggestproblemsinmanycountries,especiallyinmanydevelopedcountries.4Thatmakesover131millionbirths(出生）everyyear.That'sterrible.Nowtherearemorethan7.3billionofpeopleonearth.5Canyouimaginethesituation(情況）thatsomanypeoplecrowdinshops,inschoolsandinthestreets?Luckily,manygovernmentsaretakingmeasurestocontrolthegrowingpopulationnow.I'msuretheireffortscanworkwellinthefuture.把A-E五個(gè)選項(xiàng)填入文中空缺處，使短文內(nèi)容完整、通順。A.Theworld'spopulationkeepsincreasing.A.Theworld'spopulationkeepsincreasing.B.It'ssaidthatthenumberwillreach100billionin2050.C.Onereasonisthepopulationincrease.D.Everyminute,about260newbabiescometotheworld.E.Butnowthenumberhasreached22million.1.2.3.4.5.一、選用方框中所給詞的適當(dāng)形式填空，每詞限一次。答案：1.fifths2.supplied3.worse4.percent5.opportunities1.fifths【解析】此處考查分?jǐn)?shù)表達(dá)法：分子在前，分母在后；分子用基數(shù)詞，分母用序數(shù)詞;分子大于1時(shí)，分母用復(fù)數(shù)。Aboutthreefifthsofthestudentsinourclassgoonlineeveryday.我們班大概五分之三學(xué)生每天上網(wǎng)。2.supplied【解析】besuppliedwith被提供，studentsaresuppliedwithalistofbooksthattheyareexpectedtoread.學(xué)生被提供一書單期望讀的書。3.worse【解析】worse更糟糕，bad的比較級。Even后跟比較級，Herfirstbookwasbad,buthersecondoneisevenworse.她的第一本書是糟糕的，第二本甚至更糟。4.percent【解析】percent“數(shù)字+percent+of+名詞/代詞”表示“幾分之幾的…”，作主語時(shí)，謂語動(dòng)詞與of后的名詞/代詞在人稱和數(shù)上保持一致。Morethanseventypercentoftheearth'ssurfaceiscoveredwithwater.地球表面超過百分之七十被水覆蓋。5.opportunities【解析】jobopportunities工作機(jī)會二．根據(jù)句意及漢語提示寫出單詞。答案：1.social2.natural3.government4.worse5offered1.social【解析】takepartinsocialactivities.參加社會活動(dòng)2.natural【解析】naturalprotectionareas自然保護(hù)區(qū)3.government【解析】Ourgovernmenthastakenmeasurestoimprovepeople'slivingconditions.我們的政府已經(jīng)采取措施去提高人們的生活條件。4.worse【解析】worse是bad的比較級，Ididn'tdowellint