新版湘少版四年级unit_9 its one hundred课件

Lets sing Try to count the numbersTry to count the numbers （数一数钟面上的数字） 1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 9 nine 10 ten 11 eleven 12 twelve 13 thirteen 14 fourteen 15 fifteen 16 sixteen 17 seventeen 18 eighteen 19 nineteen 13-19数词构成方法： 在有关的个位数词词尾加-teen Lets read 1 2 3 4 567 8 9 10 11 12 13 1415 16 17 18 19 onetwothree four fiv e sixseven eight nine ten eleven twelve thirteen fourtee nfifteen sixteenseventeen eighteen nineteen Read and count 19 + 1=20 nineteen and oneistwenty plus twenty thirty forty fifty sixty seventy eighty ninety one hundred right wrong homework 12+8= 24+6= 38+2= 42+8= 53+7= 67+3= 71+9= 82+8= 99+1= 20 twenty 30 thirty 40 forty 50 fifty 60 sixty 70 seventy 80 eighty 90 ninety 100 a hundred 整十位数数词20-90构成： 个位数词词尾加-ty twenty-two twenty-three twenty-four twenty-five twenty-six twenty-seven twenty-eight twenty-nine twenty+ one = twenty-one 十位数数词构成：整十位数数词后加十位数数词构成：整十位数数词后加 个位数词，中间用连字符号个位数词，中间用连字符号“-”-”连接连接。 Say a rhyme 英语数词不难记， 找出规律就容易。 一至十二词各异， 一个一个单独记。 后面加teen变十几， thirteen，fifteen看仔细。 Eighteen只有一个t， 两个音节念清晰。 二十至九十后加ty， twenty不同重点记。 Forty去掉字母u， thirty，fifty更出奇。 十位数后个位数， 表示数值几十几， 按序排列不费力， 连字符号莫丢弃。 巧学妙记加努力， hundred是你的好成绩！ 超人大考验! Do you want to be(成为)superman? There are three challenges(挑战) . Have a try! Standing on one foot. 单脚站立! 参加比赛的同学，闭上眼睛，单腿离地 。其余同学边数数one，two，three边 给他们鼓劲，脚最后一个落地的学生为 优胜。 第一个挑战第一个挑战: : 第二个挑战第二个挑战: :抢答抢答 How many boys are there in the classroom? How many girls are there in the classroom? How many teachers are there in the classroom? How many days(天) are there in a week（一周）? Seven. How many hours(小时) are there in a day? Twenty-four. How many minutes(分钟) are there in an hour? Sixty. 第三个挑战第三个挑战: : Sentences: 1.Is this right, Miss Li? 2.Yes, its right . Good! -Thank you! 3.Please think again. -Forty-six and fifty-four is 4.Oh! Im wrong! Its one hundred. Can you say it in English? 21 32 43 54 65 twenty-one thirty-two forty-three fifty-four sixty-five Learn 76 87 98 99 100 seventy-six eighty-seven ninety-eight ninety-nine one hundred Review 10 and 90 is one hundred. 20 and 80 is one hundred. 30 and 70 is one hundred. 40 and 60 is