单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 7 How much are these socks?,Section B(1a-1e),a hat,How much,is,this,white,hat?,-Its,4 dollar,s.,Whats this?,What color is it?,$4,a,white,hat,Helen,How much,are,these,red,socks,?,-Theyre,2 dollar,s,.,$,2,What color are they?,What,re,these?,sock,s,red sock,s,Helen,0 1 2 3 4,5 6 7 8 9,17,four,teen,six,teen,seven,teen,nine,teen,four,teen,+,16,14,19,15,18,five,six,seven,eight,nine,+,+,+,+,+,teen,teen,teen,teen,teen,five,teen,eight,teen,13,three,+,teen,three,teen,Find the rules,找规律,thir,fif,eigh,twen,ty,twen,+,ty,thir,ty,thir,ty,twenty,-,one,twenty,-,two,thirty,-,one,+,21,22,31,20,30,How about 40,50,60,70,80,90?,1:1-12,:(,记住每个单词,),2:13-19:,-teen,(thir-,fif-,eigh-),3:20-90:,-ty,(twen-,thir-,for,-,fif-,eigh-),4:21-31:,十位,_,个位,Summary,小结,:,1,到,12,要死记，,13-19,要加,-teen,变形就是,358,，,20-90,后加,-ty,23458,要变,若是十位个位都要读，,先读十位再个位,，中间一横不要忘。,小窍门,基数词的记忆方法,:,1.1-12:,(,记住每个单词,),2.13-19:,-teen,(thir-;fif-;eigh-),3.20-90:,-ty,(twen-;thir-;,for-,;fif-;eigh-),4.21-99:,十位,个位,5.100-900:,1-9 hundred,6.101-999:,_ hundred,and,_,_,个位,十位,_,个位,10,15,21,18,21,31,13,25,16,Whats this?,Quick reaction,快速反应,Congratulations,Congratulations,1,2,4,5,7,8,.31,I am happy.,逢,3,的倍数，说“,I am happy.”,Lets play a game!,数字接龙！,1a,Listen and repeat.,B 1a.mp3,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,ten_ eleven_ twelve_ thirteen_ fourteen_,twenty-five_ twenty-six_ twenty-seven_ twenty-eight_,twenty-nine_ twenty_ twenty-one_ twenty-two_,twenty-three_ twenty-four_ fifteen_ sixteen_,seventeen_ eighteen_ nineteen_,thirty_ thirty-one_,10,11,12,13,14,25,26,27,28,29,20,21,22,23,24,15,16,17,18,19,30,31,Write a number in 1a next to the correct word below.,The 2nd and 4th row,1c,Listen and circle the numbers you hear in 1a.,1d,Listen again.Circle the things in the picture that Kate and her mom talk about.Check(,)the thing Kate buys.,Oh,look!I like that blue,sweater,.How much is it?,Fifteen dollars.,Oh,look!I like the,socks,.,Oh,no.I dont like red.,Do you like this?,Mmm,yes,I do.But its,eleven,dollars.,Oh,how much is the green,sweater,?,Its twenty dollars.But you have a green sweater.,Mmm,oh,look at these,shorts,.,Oh,yes,I like those.How much are they?,Only sixteen dollars.,Ok,Ill,take,those.,hat,Pairwork(,分组问答物品价格,),A:How much,is/are,the,black/white,?,B:,Its/Theyre,.,T-shirt,$14,$30,$28,$15,trousers,sweater,Can you solve these problems?,你们会做下列问题吗,?,eight+nine=_.,three+twelve=_.,sixteen+thirteen=_.,thirty fourteen=_,twenty-six eighteen=_.,14,个西红柿,27,件衬衫,35,只红袜子,63,个学生,Translate and write them down.,1.-,这双红色的袜子多少钱？,-12,美元。,2.-,那件毛衣多少钱？,-26,美元。,-,the red socks?,Theyre,-dollar,s,.,-,that sweater?,Its,-dollar,s,.,Thank you,&,Goodbye!,