Unit1TheChangingWorldSectionBTopic2Thepopulationindevelopingcountriesisgrowingfaster.Bytheendoftheclass,youwillbeableto1.Masterthefollowingwords,phrasesandsentences:Words：population,billion,increase,reach,luckily,policy,Russia,measurePhrases:

increaseby,developingcountries,developedcountries,carryout,theone-childpolicySentences：①Whatalargepopulation!

②Theworldhasapopulationof6.8billion.③Soitis.2.ReadnumbersinEnglish.3.Talkaboutpopulationproblems.LanguagegoalsRevision1.給某人打電話2.在家3.再也不...4.走失，迷路5.我也是6.討厭做某事7.去散步callsb.up=ringsbup=makeatelephonecalltosbbein=beathomenot...anymore=nomoregetlost=loseone'swaySodoI.hatedoingsth.have/takeawalk543.715623980fivehundredandforty-threepointsevenonethousand,fivehundredandsixty-twothreethousand,ninehundredandeightyReview（說出下列數(shù)字的英文表達），，thousandbillionmillionthousand6666

666666一劃二找三讀四放把數(shù)字從右往左劃分，每三個數(shù)字為一組，并在數(shù)字間標逗號，，，找逗號一逗讀

thousand二逗讀

million三逗讀

billion照常讀1.So+be/情態(tài)動詞/助動詞+主語（表肯定）（表示上文提到的肯定情況也同樣適合另外一個人或物，

前后主語不是同一個人或物）

Neither/Nor+be/情態(tài)動詞/助動詞+主語（表否定）注：neither/nor句型中沒有not出現(xiàn)。（表示上文提到的否定情況也同樣適合另外一個人或物）▲So+主語+be/情態(tài)動詞/助動詞（表示對前面事實的肯定，前后主語是同一個人或物,意思是“的確如此”）2.already意思是“已經(jīng)”，通常用于肯定句中。

yet可用于否定句，“還”；也可以用于疑問句，譯為“已經(jīng)”

just只用于肯定句意思是“剛才”never用于否定句譯為“從不”

ever用于疑問句譯為“曾經(jīng)”完成時態(tài)常見副詞justnevereveralreadyyetbefore含義剛剛從不曾經(jīng)已經(jīng)還（沒）以前位置句中句中句中句中/末句末句末句式肯定句否定句一般疑問句肯定句否定句/一般疑問句肯定句2346780twoLook,readandlearn

說出下列數(shù)字的英文表達一劃二找三讀四放，，millionthousand口訣：threehundredandforty-sixsevenhundredandeightybillionmillionthousand6666

666666，，，sixbillion,sixhundredandsixty-sixmillion,sixhundredandsixty-sixthousand,

sixhundredandsixty-sixsixhundredandsixty-sixsixsixhundredandsixty-sixsixhundredandsixty-six一劃二找三讀四放選用所給單詞或詞組填空already,yet,ever,never,havebeento,havegoneto1.Tomhas_______________finishedhishomework.

Nowheisplayingfootballontheplayground.2.Haveyou__________beentotheGreatWall?3.Shehasn'tcomeback_______________.4.Ihave____________heardofthatbefore.Itissostrange.5.Hashekeptthebook_______________?6.-Haveyouseenthefilm?---Yes.Ihave__________________seenit.7.__________youever_______________Hainan?8.Mr.Wangisn'there.He________________Shanghai.just/alreadyeveryetneveryetjust/alreadybeentohasgonetoHave

Newwords:1.populationn.人口，人數(shù)

2.billionnum.

十億3.increasev.（使）增加，（使）增大

n.增加，增大4.reachv.實現(xiàn)；夠得著；到達5.luckilyadv.幸運地6.policyn.政策，方針7.Russian.俄羅斯8.measuren.措施，方法6004001sixLook,readandlearn

說出下列數(shù)字的英文表達一劃二找三讀四放，，millionthousand口訣：fourandone525119000fivehundredandtwenty-fiveLook,readandlearn

說出下列數(shù)字的英文表達一劃二找三讀四放，，millionthousand口訣：onehundredandnineteenMakesimilarconversationsaftertheexample.Example:A.:What’sthepopulationoftheworld?B:It’sabout7.2billion.1.theworld2.China3.India4.theUSAA.321millionB.7.2billionC.1.37billionD.1.31billion(Kangkangisreadingareportonpopulationinthenewspaper)Kangkang:Wow!Whatalargepopulation!Maria:What?Kangkang:Look,itsaystheworldhasapopulationof7.2billion.Anditisincreasingby90millioneveryyear.Maria:Mmm,that’sreallyalot.Whichcountryhas

thelargestpopulation?Kangkang:Chinahasthelargestpopulation.Ithasalreadyreached1.37billion,andIndiaissecondwith1.31billion.Maria:What’sthepopulationoftheUSA?Kangkang:321million.Maria:Oh,Isee.Itshowsthatthepopulationindevelopingcountriesislargerthanthat

indevelopedcountries,doesn’tit?Kangkang:Yes.What’smore,thepopulationindevelopingcountriesisgrowingfaster.thelargestpopulation?Maria:Soitis.Thepopulationproblemhasbecomemoreseriousindevelopingcountries.Kangkang:Luckily.Chinahasalreadycarriedoutsomepolicies

tosolvetheproblem.Read1aandfillintheblanks.

Theworldhasapopulationof7.2billionanditisincreasingby__________everyyear._______hasthelargestpopulation.Ithasalreadyreached__________andIndiais_________with1.27billion.Thepopulationindevelopingcountriesis______andisgrowing________thanthatindevelopedcountries.Luckily,ourcountryhascarriedoutsomepoliciesto______thepopulation.90millionChina1.37billionsecondlargerfastercontrolPleaseparaphrasethedialoglikethis:（請轉(zhuǎn)述對話）Kangkangisreadingareport.Itsaystheworldhas...in2014.Andit...82millioneveryyear.China`spopulationhas...1.36billion.Indiahas....TheUSAhas....Thereportalsosaysas.....,therewillbe....Weshouldfind...toprotect....forexample,...Onlyby...canwe....

學生課堂學習自查量表1.有關(guān)數(shù)字的詞匯我會讀會寫會用的有：2.對于文章中提到的各個地方的人口，我會說的有：3.5個交際用語，我會了：4.八個詞組，我會了：5.是否會復述對話：6，是否會轉(zhuǎn)述對話：

人口問題知多少對畫線部分提問1.ThepopulationinChinaisover1.4billionnow.

What

is

thepopulationinChinanow？

2.ThepopulationinChinawas1.36billionthreeyearsago.

What

was

thepopulationinChinathreeyearsago？

3.Thereareabout1.27billionpeopleinIndianow.

How

many

peoplearethereinIndianow？

WhatisWhat

wasHowmanyListen，lookandsay.短語速記1.增加了

increase

by

2.發(fā)展中國家

developing

country

3.發(fā)達國家

developed

country

4.實施；執(zhí)行

carry

out

5.采取措施

take

measures

increase

bydeveloping

countrydeveloped

countrycarry

outtake

measures增長了...增長到...有...人口發(fā)展中國家實施采取措施做某事確實如此increaseby...increasetohaveapopulationof...developingcountriescarryouttakemeasurestodosth.Soitis.Read1acarefullyandfindthephrases.BlackboardDesign1,你在讀什么？2，報道里寫了什么？3，美國的人口是多少？4.它還說其他什么內(nèi)容？5，多于這些問題我們該

怎么做？1.一份關(guān)于世界人口的報道2，72億人口3，增長了八千二百萬4，達到了十三億六千萬5，隨著人口增長6，保護環(huán)境的新方法7，制定新的規(guī)則和政策8，創(chuàng)造一個更美好的未來Workingroupsanddiscussthepopulationoftheworld.Thefollowingchartandquestionsmayhelpyou.1.Whichofthese5countrieshasthelargest/smallestpopulation?What’sthepopulationofit?2.Whatcanyoutellfromthepopulationindevelopingcountriesandindevelopedcountries?3.Whatproblemsdoesthelargepopulationcause?4.Whatmeasuresdoyouthinkshouldbetakentosolvethepopulationproblem?Thepopulationindevelopingcountriesislargerthanthatindevelopedcountries.Chinahasthelargestpopulationwith1.37billion.Canadahasthesmallestpopulationwith35million.Thelargepopulationmaycauselesslivingspace,morepollutionandsoon.一、句子速譯1.康康正在報紙上看一篇關(guān)于人口的報道。Kangkang

is

reading

a

report

on

population

in

the

newspaper.

2.它每年正以八千萬的速度增加。It

is

increasing

by

82

million

every

year.

3.哪個國家的人口最多？Which

country

has

the

largest

population？

Kangkang

is

reading

a

report

on

populati