初中英语外研社版八年级上册：Module 9 Population Unit 1-教学课件.pptx

Module9PopulationUnit1Theworld’spopulationwasabout7.8billionin2020.年级：八年级学科：英语（外研版）

Let’sread书写时每三位划分为一个单位。十位与百位间用“and”。1,425,657,900onebillion,fourhundredandtwenty-fivemillion,sixhundredandfifty-seventhousand,ninehundredthousandmillionbillion

Let’sread1,425,657,9001,429,124,500340,065,556onebillion,fourhundredandtwenty-ninemillion,onehundredandtwenty-fourthousand,fivehundredthreehundredandfortymillion,sixty-fivethousand,fivehundredandfifty-six1.4billion

1.What’sthepopulationofNewYork?a)About17million.c)About30million.b)About9million.2.What’sthepopulationofTokyo?a)About4million.c)About14million.b)About28million.Let’slistenListenandchoosethecorrectanswer.

crowdednoisy…WhatdoyouthinkofTokyo?lotsofpeoplelotsofnoise→→TokyoLet’stalk

Let’sthinkToomuchnoiseToomuchtrafficAlargepopulationmanyproblemscauses…Theworldpopulationisstillgrowing/increasing.

Let’slistenWhataretheytalkingabout?Theworld’spopulationin2020and2030.Countriesthatseethemostpopulationgrowth.Problemscausedbypopulationincrease.Waysofwritingthereport.Listenandtick(?)thecorrectanswer.NigeriaPakistan???

PopulationTheworldIn2020:_____________________.In2030:_____________________.IndiaIn2030:_____________________.ProblemsCountrieswithhighbirthratesToomuch________and________.CountrieswithlowbirthratesNotenoughpeopletodoallthe_______orlookafterthe_______ones.Listenandcompletetheform.Let’slistenabout7.8billion8.5billionabout1.5billiontrafficnoisejobsolderChina?Thethree-childpolicy

Let’simitatePopulationCountriesProblems

Let’sthinkWhydotheytalkabouttheworld’spopulation?Tonyispreparingareportcalled“Theworld’spopulation”A.alongpieceofwritingB.afewwordsTalkwithothers.SearchontheInternet.Makesomenotes!How?

Let’sreportSupposeyou’reTony,