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1、基数词与序数词Unit4:TheWorldofNumbersCardinal&OrdernalnumbersNumberSsinClass4SsinGradeoneSsinNo.7MiddleschoolPeopleinConghuaCityPeopleinGuangdongProvincePeopleinChinaPeopleintheworld536641,953538,1889,000,0001,307,560,0006,464,700,000第一组：写出1－12的基数词第二组：写出13－19的基数词第三组：写出20－90的整十位
2、数的基数词第四组：写出一百、一千、一万、十万和一百万的基数词。1－12的基数词要劳劳记，13－19的基数词以结尾，20－90的整十位数以结尾。几十几的数由十位数和个位数合成，中间还要加连字符-。如：forty-three,ninety-nineteenty基数词的读法：如：425502fourhundredandtwentyfivefivehundredandtwo三位数时，百位与十位（个位）之间要加and大数的读法：每隔三位用一个逗号隔开,从右往左算起，第一个逗号是thousand,第二个逗号是million,第三个逗号是billio
3、n。试读下列的数字：23，658，109twentythreemillionsixhundredandfifty-eightthousandonehundredandninePeopleinConghuaCityPeopleinGuangdongProvincePeopleinChinaPeopleintheworld538,1889,000,0001,307,560,0006,464,700,000ReadtheCardinalnumberstogetheronpage56inS’sbook.DistrictPopulationpos
4、itionConghua538,188Zengcheng794,295Huadu630,289Panyu930,798广州四郊区人口数量一览表ThepopulationinConghuais…fourthsecondthirdfirst将下列基数词变为序数词：one-two-three-four-five-twelve-eight-nine-twenty-thirty-forty-onefifty-ninefirstsecondthirdfourthfifthtwelftheighthninthtwentieththirtiethfor
5、ty-firstfifty-ninth基数词变序数词要妙记：1、2、3特殊记，加th从4起;8加h,9少e,千成别忘记；逢5逢12，ve变f;20到90，y要变ie;若是几十几，前基后序别倒位。注意：序数词前通常加定冠词theReadtheordinalnumberstogetheronpage56inS’sbook.first2thirdfourthtwelfth19twenty-eighth改错:five-fivethfour-forthnine-ninethtwenty-twentythfifthfourthninthtwenti
6、ethtwenty-one---twentieth-firsttwentytwenty-eight---twenty-eighttheighthtwelve---twelvethtwelfthtwohundredsthreethousands11stth42thndnineteen注意以下基数词的拼写:ninetyfourthfortyDoyouknowWhentheirBirthdayis?B:It’son______________NameBirthdayHuangBin29/10TangTongyu16/6Yeyingyi22/1
7、2LiangZhijian6/9thefirstofNovemberA:When’sLingZhengfeng’sbirthday?NameBirthdayLingzhengfeng1/11ZhangGuocheng12/1GaoJianhua8/10ZengXiaoli20/3Homework:1.BookB52页的所有题目．2.百思英语54页language部分的第二题。Seeyou!
