九上U1T2SB课件.ppt
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1、Unit 1 The Changing World Topic 2 Which country has the largest population?one hundred and fifty yuantwo thousand and eight Olympic Gamesmillions of starssince(自从)自从)650 million years agoabout one billion(1,000,000,000)years oldtwo point two six(2.26)meters tall 1,000,000,000 one billion1.34one poin
2、t three four100 one hundred 1,000 one thousand1,000,000 one million十亿十亿点点543.7five hundred and forty-three point seven 1562one thousand,five hundred and sixty-two6 004 001six million,four thousand and one7 198 764 502seven billion,one hundred and ninety-eight million,seven hundred and sixty-four tho
3、usand,five hundred and two1.34one point three four100 one hundred 1,000 one thousand1,000,000 one million1,000,000,000 one billion(录音(录音p12-2a)1.34one point three four100 one hundred 1,000 one thousand1,000,000 one million1,000,000,000 one billion543five hundred and forty-three3 980three thousand,ni
4、ne hundred and eighty98 721ninety-eight thousand,seven hundred and twenty-one768 540seven hundred and sixty-eight thousand,five hundred and forty1.34one point three four100 one hundred 1,000 one thousand1,000,000 one million1,000,000,000 one billion5 555 555 555five billion,five hundred and fifty-fi
5、ve million,five hundred and fifty-five thousand,five hundred and fifty-five 2 346 780two million,three hundred and forty-six thousand,seven hundred and eighty405 000 000four hundred and five millionThere are about 1.3 billion people in China.=China has a population of 1.3 billion.Whats the populatio
6、n of China?Look and practiceA:Whats the population of China?B:Its about 1.3 billion.Pair workTalk about the chart6,800,000,000What a large population!The population is increasing by 80 million every year.808080increase by增加了增加了1.Which countries have larger popula-tion,developing countries or develop
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