Unit7 SectionB 1a-1d 课件-人教版英语七年级上册.pptx

《Unit7 SectionB 1a-1d 课件-人教版英语七年级上册.pptx》由会员分享，可在线阅读，更多相关《Unit7 SectionB 1a-1d 课件-人教版英语七年级上册.pptx（25页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、第四课时第四课时第四课时第四课时Talk about the price of the clothes.Its five dollars.How much is/are?Its /Theyre$7$5$6$3$9$8How much is that hat?Its a pair of pants shorts a pair of 一双一双/一对一对/一条一条 pantsIts a pair of shorts.They are _ _.They are two pairs of red socks three pairs of blue pants1.红色的长袜红色的长袜 _2.怎么样？怎么样

2、？_3.您需要什么吗？您需要什么吗？_4.三美元两双三美元两双 _5.我买我买/要了。要了。_the long red socksHow about/What about?Can I help you?three dollars for two pairs Ill take it(them).eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteenone two three four five six seven eight nine tenDo you know more numbers?总结规律总结规律（1）01

3、2记住单词记住单词10 ten 11eleven 12 twelve（2）1319的基数词都以的基数词都以teen结尾。结尾。thirteen fourteen fifteen sixteen seventeen eighteen nineteenthirtytwentytwenty-onetwenty-sixfortyfiftysixtyseventyeightyninetyone hundredDo you know more numbers?总结规律总结规律（3）2090中整几十的基数词都以中整几十的基数词都以-ty结尾。结尾。twenty thirty forty fifty sixt

4、y seventy eighty ninety（4）“几十几几十几”的表达式：的表达式：+forty-one 41 fifty-two 52 sixty-three 整几十整几十-个位数个位数数字小结：数字小结：two-twelve -twentythree-thirteen -thirtyfour -fourteen -fortyfive -fifteen -fiftysix -sixteen -sixtyseven-seventeen-seventyeight-eighteen -eightynine -nineteen -ninetyone -ten -one hundred英语数字顺口

5、溜英语数字顺口溜英语数词不难记，找出规则就容易。英语数词不难记，找出规则就容易。零至十二形各异，一个一个单独记。零至十二形各异，一个一个单独记。后面加后面加teen变变十几十几，thirteen,fifteen看仔细。看仔细。eighteen只有一个只有一个t，两个音节念清晰。，两个音节念清晰。表示表示“几十几十”要加要加-ty,twenty,thirty 是特例。是特例。表示数字表示数字“几十几几十几”，连字符号别忘记。，连字符号别忘记。1a Listen and repeat.10 11 12 13 14 15 16 17 18 19 2021 22 23 24 25 26 27 28 2

6、9 30 31Write the numbers in 1a next to the correct words.Which rows of numbers are in the wrong places?1b哪几行哪几行.的的在错误的位置在错误的位置ten _ eleven _ twelve _ thirteen _ fourteen _ twenty-five _ twenty-six _ twenty-seven _ twenty-eight _ twenty-nine _ twenty _ twenty-one _ twenty-two _twenty-three _ twenty-f

7、our _ fifteen _ sixteen _ seventeen _ eighteen _ nineteen _ thirty _ thirty-one _ 10111213142526272829202123241516171819303122Row 2 and row 4 are in the wrong places.Listen and circle the numbers you hear in 1a.1c101112131415161718192021222324252627282930311,2,4,5,7,8,.I am happy.逢逢3或或3的倍数，说的倍数，说“I

8、am happy.”Where are the people in the picture?Ask and answer the prices of the clothes.How much is/are?It is/They areListen again.Circle the things in the picture that Kate and her mom talk about.Check()the thing Kate buys.1dMom:Oh,look!I like that blue sweater.How much is it?Kate:Fifteen dollars.Oh

9、,I like these socks.Mom:Oh,no.I dont like red.Kate:Do you like this T-shirt?Mom:Mmm,yes,I do,but its eleven dollars.Kate:Oh.How much is the green sweater?Mom:Its twenty dollars.But you have a green sweater.Kate:Mmm.Mom:Oh,do you like these trousers?Kate:Oh,yes.How much are they？Mom:only sixteen doll

10、ars.Kate:Ok,Ill take them.How much is this?Its dollars.50 100 30 13$17$thirteen bag jacket fifty skirt one hundred hat seventeen$15 How much is this?Its$18$35 How much are these?Theyre$3$30$10$12$1$21.基数词表达基数词表达 1)one到到twelve，拼写和读音无规律。拼写和读音无规律。2)thirteen到到nineteen,“十几十几”,在个位数在个位数后加后缀后加后缀-teen,注意注意thirteen,fifteen和和eighteen。3)twenty到到ninety,“几十几十”,以以ty结尾结尾,注注意意twenty,thirty,forty,fifty,eighty。2.基数词用法基数词用法 基数词只能修饰可数名词，要注意数基数词只能修饰可数名词，要注意数词和名词在数上要保持一致。词和名词在数上要保持一致。如：如：一名学生一名学生 one student 两名男孩两名男孩 two boys 二十个苹果二十个苹果 twenty apples 三十三个鸡蛋三十三个鸡蛋 thirty-three eggs