湘少版四年级上英语Unit-9ppt课件.ppt

Unit 9 Its one hundred湘少版湘少版四年级上册四年级上册Lead-in1-20 Number SongNew wordsone hundred一百一百right正确的正确的wrong错误的错误的forty-six四十六四十六fifty-four五十四五十四homework家庭作业家庭作业twenty二十二十thirty三十三十forty四十四十fifty五十五十sixty六十六十seventy七十七十eighty八十八十ninety九十九十Lets Listen and SayIs this right,Miss Li?Yes,its right.Good!Thank you.Please think again.Forty-six and fifty-four isOh!Im wrong!Its one hundred.Language points1.Please think again.请再想一想请再想一想这是一个祈使句，其结构是这是一个祈使句，其结构是“Please+动词动词原形原形+其他其他.”please的意思是的意思是“请请”，可以放在，可以放在句首也可以放在句末，当句首也可以放在句末，当please放在句末时，常放在句末时，常用逗号与前面的部分隔开。

用逗号与前面的部分隔开例句例句：请打开你的书请打开你的书Open your book,please.2.Forty-six and fifty-four is 四十六四十六加加五十四等于五十四等于句型结构：句型结构：数词数词+and+数词数词+is+数字数字.加加等于等于例句例句：二十一加六十五等于八十二十一加六十五等于八十六六Twenty-one and sixty-five is eighty-six.Think 1 05 0_ 1050_70Please think again.Ten and fifty isOh!Im wrong!Its sixty.4 55 5_ 4555_90Please think again.Forty-five and fifty-five isOh!Im wrong!Its one hundred._ 4 65 4_ 465490Please think again.Forty-six and fifty-four isOh!Im wrong!Its one hundred.Lets Learnhomeworkrightwrong错误的错误的家庭作业家庭作业正确的正确的seventy-six eighty-seven ninety-eight ninety-nine one hundred 657687 9899100 twenty-onethirty-twoforty-three fifty-four sixty-five21324354Language points 表示表示“多少多少”的词叫作基数词，例如：的词叫作基数词，例如：one,two,three。

基数词的构成：基数词的构成：（1）11,12 eleven,twelve （2）1319 表示表示“十几十几”都以后缀都以后缀-teen结尾例：例：thirteen,fourteen,eighteen3）2090 表示表示“几十几十”的整数均以后缀的整数均以后缀-ty结尾例如：例如：twenty,thirty,forty（4）2199 十位数和个位数之间须用连字符十位数和个位数之间须用连字符“-”连接例如：例如：21twenty-one ActivityCan you say?99+1=100Ninety-nine and one is one hundred.31+32=63Thirty-one and thirty-two is sixty-three.76+3=79Seventy-six and three is seventy-nine.Lets ActI can count in English from 1 to 100.Good,Peter.Lets add numbers.50 and 50 is one hundred.40 and 60 is one hundred.30 and 70 is one hundred.ActivityCan you say more?10 and 90 is one hundred.20 and 80 is one hundred.99 and 1 is one hundred.98 and 2 is one hundred.97 and 3 is one hundred.Lets ReadHow do you spell“Dino”?D-I-N-O.NO,this is not Dino.Its Catty.OK!Let me draw it again.Now,youre right.Dino is cute.Thank you,Tim.I like you.Language pointsHow do you spell“Dino”?D-I-N-O.你怎么拼写你怎么拼写“迪诺迪诺”这个词？这个词？D-I-N-O.询问对方是否会拼写某词的询问对方是否会拼写某词的句型句型结构结构：How do you spell+?例句例句：How do you spell your name?P-E-T-E-R.注意：答句的注意：答句的每每一个字母都要大写，并且字母与一个字母都要大写，并且字母与 字母之间要用连字符字母之间要用连字符“-”。

Play rolesHow do you spell“Jack”?J-A-C-K.How do you spell“Mary”?M-A-R-Y.Lets Read and WriteWe know the sum.Its one hundred.There are five numbers here.We know four:fifteen,twenty-three,twenty-six and twenty-seven.What is the missing number?100Lets write.10015232627 9The missing number is _.nineLets ChantVvVicky wears a vest.Vicky never has a rest.Vicky plays the violin.She plays her best.Lets Have FunWork in groups of 4.Put a number(10,20,30,40,50,60,70)in each circle.The sun of the three circles on each line is 100.See which group wins.10207030406050Lets Know MoreWhat to wear?Xiao Xiao is in Sanya.Its sunny and hot today.I wear a sun hat.肖晓在三亚肖晓在三亚。

今天晴朗而炎今天晴朗而炎热我戴着一热我戴着一顶太阳帽顶太阳帽Du Juan is in Beijing.I wear a cap and a scarf today.杜鹃在北京杜鹃在北京今天我戴着一今天我戴着一顶帽子还围着顶帽子还围着一条围巾一条围巾Bob is in London.I feel cold today.I wear a coat,a scarf and a cap.鲍勃在伦敦鲍勃在伦敦今天我感觉很今天我感觉很冷我穿着一冷我穿着一件件外套外套，围着，围着围巾围巾还还戴着帽戴着帽子Jun Wei is in Singapore.I wear a T-shirt and shorts today.俊伟在新加坡俊伟在新加坡今天我穿着今天我穿着一件一件T T恤衫和恤衫和一条短裤一条短裤。