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1、Unit7Howmucharethesesocks?SectionA(GrammarFocus3c)【备选要点要点】Howmuchisthehat?这顶帽子多少帽子多少钱?Howmucharethoseblacktrousers?那些黑色的那些黑色的裤子多少子多少钱?【句型剖析句型剖析】询问价价格格常常用用疑疑问句句型型Howmuch.?意意为“多多少少钱?”其同其同义结构构:Whatsthepriceof.?Whatsthepriceofthepen?这支支钢笔的价格是多少笔的价格是多少?【归纳拓展归纳拓展】购物用物用语小小结(1)Clerk(店店员)常用常用语:CanIhelpyou?/W
2、hatcanIdoforyou?Wehavesweatersinmanycolors.Whatcolordoyouwant?Hereyouare.Yourewelcome.(2)Customer(顾客顾客)常用语常用语:Yes,please.Iwanta/an.No,thanks.Howmuchisit?/Howmucharethey?Illtakeit/them.【学以致用学以致用】翻翻译句子句子要我帮忙要我帮忙吗?_这件件夹克衫多少克衫多少钱?_这副眼副眼镜多少多少钱?theglasses?答案答案:CanIhelpyou?/WhatcanIdoforyou?Howmuchisthejac
3、ket?Howmuchare基数基数词【观察察领悟悟】仔仔细观察例句察例句,体会并写出基数体会并写出基数词的构成的构成规律。律。1.Ihavefourpens,fivepencils,sixerasersandtwelvebooks.(112的基数的基数词无无规律律)2.Thirteenboysandeighteengirlsareintheclassroom.(十十三三到十九到十九,七个七个词词尾都有尾都有teen)3.Twentyandthirtyisfifty.(从从二二十十开开始始,整整十十位位数数二二十十到到九九十十,八个八个词词尾都有尾都有ty)4.Thetrousersaretw
4、enty-sevendollars.(表表示示几几十十几几的的数数字字,两两词中中间加加-)【知知识构建构建】1.基数基数词的表达法的表达法数字数字基数基数词形式形式例例词012各自独立各自独立zero0;one1;nine9;twelve12131939+重重读teen结尾尾特殊特殊:thirteen13;fifteen15;eighteen18一般一般:fourteen14;sixteen162090整整十位数十位数以以ty结尾尾twenty20;thirty30;forty40;fifty50;sixty60;seventy70;eighty80;ninety90两位数两位数(几十几几十
5、几)整十位数整十位数-个位数个位数twenty-one21;thirty-five35;ninety-eight98【巧学妙巧学妙记】基基数数词不不难记,找找清清规律律很很容容易易,十十二二以以内内词各各异异;十十三三数数到到十十九九去去,后后加加teen莫莫忘忘记。二二十十、三三十十至至九九十十,整整十十之之后后有有ty;个个位位到到十十位位,中中间连字字符符(-)别忘忘记,十十位位到到百百位位,中中间and别忘忘记。2.基数词的用法基数词的用法(1)基基数数词词只只能能修修饰饰可可数数名名词词,要要注注意意数数词词和和名名词词在在数数上上要要保保持一致。持一致。twocups两个杯子两个杯
6、子twentyapples二十个苹果二十个苹果(2)表表示示编编号号时时,用用“事事物物+基基数数词词”。例例如如:ClassFour四四班班Room302302房间房间(3)表示年龄。表示年龄。Heisfortyyearsold.他四十岁了。他四十岁了。(4)表示时刻。表示时刻。5:34读作读作fivethirty-four9:28读作读作ninetwenty-eight【学以致用学以致用】用英用英语写出下列基数写出下列基数词1.2352.1512 133.2040 78答案答案:1.two;three;five2.fifteen;twelve;thirteen3.twenty;forty;
7、seventy-eight.用所用所给词的适当形式填空的适当形式填空1.Myclothes(be)redandwhite.2.Thesetrousersaregood.Illtake(they).3.Howmuch(be)thechicken?4.Whatcolorshe(want)?5.Idontknowthetwo(woman).答案答案:1.are2.them3.is4.does;want5.women.单项选择单项选择1.Arethoseyourshorts?Yes,.A.theyareB.thatisC.itisD.Iam2.Iwanttobuypants.A.aB.this C.these D.that3.CanIhelpyou?.Ineedabasketball.A.No,thanks B.Yes,pleaseC.Yes,youcanD.No,youcant4.Thehatisnice,butitstooforme.Ilikeasmallone.A.smallB.big C.dearD.cheap5.Illtakethisone.Thankyouverymuch.A.HereyouareB.YourewelcomeC.Thankyou,tooD.Notthanks