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单元语法聚焦七,单元语法聚焦七,基数词和,how much,的用法,单元语法聚焦七基数词和how much的用法,教材典句,1,How much is the hat,？这顶帽子多少钱？,Its five dollars.5,美元。,2,How much are these socks,？这些短袜多少钱？,Theyre two dollars.2,美元。,3,Two dollars for one pair and three dollars for two pairs.,两美元一双，三美元两双。,4,Ill take two pairs.,我买两双。,教材典句1How much is the hat？这顶帽,语法探究,1,基数词数词分为,_,和,_,。表示数量多少的词叫基数词，如,one,two,three,four,等。表示顺序的词叫序数词，如,first,second,third,等。,100,以内基数词的表达法：,(1)onetwelve,：拼写和读音各不同，无规律可循，应逐一记忆。,基数词,序数词,语法探究1基数词数词分为_和_,(2)thirteennineteen,：表示,“,十几,”,，构成特点是词尾都是,“_”,，单词有两个重音。,thirteen,，,fifteen,和,eighteen,需特殊记忆。,(3)twentyninety,：表示,“,几十,”,，构成特点是词尾都是,“_”,。,teen,ty,(2)thirteennineteen：表示“十几”，构成,(4)“,几十几,”,的表达方法：整十位数连字符个位数。如：,21,：,twentyone,28,：,twentyeight,35,：,thirtyfive 44,：,fortyfour,56,：,fiftysix 67,：,sixtyseven,72,：,seventytwo 83,：,eightythree,99,：,ninetynine,(4)“几十几”的表达方法：整十位数连字符个位数。如：,(5)“,一百,”,可以用,a hundred,或,one hundred,来表示。需要注意的是，,hundred,之前有具体数字修饰时，,hundred,用单数形式。但当,hundred,之后有,of,时，,hundred,一定要用复数形式，且前面不再有数词，即,hundreds of,。,(5)“一百”可以用a hundred或one hundre,(6),基数词的用法：,表示人或物的数量，放在名词之前。如：,I have five basketballs.,我有五个篮球。,表示编号时，用,“,名词基数词,”,。如：,Class Nine,九班，,Room 301 301,房间,表示年龄，基数词放在,year(s)old(,可省略,),的前面。如：,My brother is twenty(years old).,我哥哥,20,岁了。,(6)基数词的用法：,表示时间。如：,Its ten oclock.,十点钟了。,用于数学计算。,Two and three is five.,二加三等于五。,Whats fortysix and twentytwo?,46,加,22,等于多少？,Its sixtyeight.,等于,68,。,表示时间。如：,注意：基数词作主语时，谓语动词用第三人称单数形式。如：,Two and six is eight.2,加,6,等于,8,。,2,how much,的用法,提问价格可用句型：,How much,is/are,n.,？,(be,与,n.,的单复数一致,)/Whats the price of,n.,？其回答常用：,Its/They are,基数词价格单位如：,How much are these trousers?,这些裤子多少钱？,注意：基数词作主语时，谓语动词用第三人称单数形式。如：,They are 12 dollars.12,美元。,How much is this Tshirt?,这件,T,恤衫多少钱？,Its 20 yuan.20,元。,注意：使用,“Whats the price of,n.,？,”,这一句型时，无论被询问的商品表示单数还是复数，,be,动词都用,is,，不能用,are,。其答语也只能是,“Its”,They are 12 dollars.12美元。,实战演练,.,写出下列数字的英文形式,1,0,_ 2.3,_,3,12 _ 4.13 _,5,14 _ 6.15 _,7,19 _ 8.20 _,9,30 _ 10.40 _,zero,three,twelve,thirteen,fourteen,fifteen,nineteen,twenty,thirty,forty,实战演练.写出下列数字的英文形式zerothreetwe,11,80 _ 12.90 _,13,44 _ 14.99 _,15,37 _ 16.216 _,eighty,ninety,fortyfour,ninetynine,thirtyseven,two hundred and sixteen,1180 _ 12.90 _,.,汉译英,1,两支铅笔,_,2,三十名学生,_,3,三条裤子,_,4,十九个西红柿,_,5,二十美元,_,6,四十元,_,two pencils,thirty students,three pairs of trousers,nineteen tomatoes,twenty dollars,forty yuan,.汉译英two pencilsthirty student,.,用适当的基数词完成下面的等式,(,数字用英语写出,),1,four,eight,_,2,seven,eight,_,3,thirteen,seven,_,4,fourteen,sixteen,_,5,seventy,fourteen,_,twelve,fifteen,twenty,thirty,fiftysix,.用适当的基数词完成下面的等式(数字用英语写出)twelv,6,eighty,sixteen,_,7,sixty,thirteen,_,8,eighty,forty,_,9,fortyeight,twelve,_,10.ninety,five,_,sixtyfour,fortyseven,forty,thirtysix,ninetyfive,6eightysixteen_six,.,单项填空,(,)1.Eleven and twelve is _,A,eleven,B,thirtyone,C,twentythree D,twentyone,(,)2.How much_ the sweater?,_ fifty yuan.,A,is;Its B,are;Theyre,C,is;Theyre D,are;Its,C,A,.单项填空CA,(,)3.There are _ students here.,A,fourtyfour B,fourfourty,C,fortyfour D,fourforty,(,)4.These shirts_ only 5 dollars.Do you,want_,？,A,are;it B,is;one C,are;one D,is;it,C,C,解析,主语,shirts,为复数，故,be,动词用,are,；泛指其中的一件用,one,指代。,()3.There are _ stude,(,)5._ is the TV?,Its 2,，,000 yuan.,A,How many,B,How much,C,How about,D,How big,B,()5._ is the TV?B,(,)6.These trousers _ very beautiful.How much,_ they?,A,are;are B,are;is C,is;are D,is;is,A,解析,trousers,是复数，谓语动词应用,are,；第二空的主语是,they,，所以谓语动词用,are,。,()6.These trousers _,(,)7._ water do you need?,Just one glass.,A,How many B,How far,C,How much D,How long,C,解析,how many,意为,“,多少,”,，用于提问可数名词的数量；,how far,意为,“,多远,”,，用于对距离提问；,how much,意为,“,多少,”,，用于提问不可数名词的数量；,how long,意为,“,多长；多久,”,，用于对物体的长度或一段时间提问。,water,是不可数名词，应用,how much,来提问。故选,C,。,()7._ water do you n,(,)8.How much _ these hamburgers?,_ ten dollars.,A,are;Its,B,are;Theyre,C,is;Its,D,is;Theyre,B,()8.How much _ these,(,)9.How much _ the skirt and the sweater?,A,is,B,are C,has,D,Have,(,)10.Mike has _ volleyballs.,A,twenty three B,fiftythird,C,forteen D,forty,B,D,解析,主语是,the skirt and the sweater,，故谓语动词用,are,。,()9.How much _ the sk,.,根据句意及首字母提示补全单词,1,How much are the pen and the dictionary?,T_ yuan.The pen is 8 yuan and the dictionary is,22 yuan.,2,I,m fourteen years old.My brother is one year older(,比,大,)than me.So my brother is f_ years old.,3,They have nine baseballs,five basketballs and four,volleyballs.They have e_ balls in all.,ifteen,hirty,ighteen,.根据句意及首字母提示补全单词ifteenhirtyigh,4,There are sixtyfive teachers in our school,twenty men,teachers and f_ women teachers.,5,T_ is after eleven and before thirteen.,ortyfive,welve,4There are sixtyfive teacher,.,按要求完成下列各题，每空一词,1,How much are the shoes?(,写出答语,),_ _ 20 dollars.,2,How much is the green sweater?(,改为同义句,),_ _ _ _ the green sweater?,They are,Whats the price of,.按要求完成下列各题，每空一词They,3,The shirt is,30 dollars,(,对画线部分提问,),_ _ is the shirt?,4,Whats seven and five?(,写出答语,),_ _.,5,The jacket and the shirt are,80 yuan.,(,对画线部分提问,),_ _ _ the jacket and the shirt?,How much,Its twelve,How much are,3The shirt is 30 dollars(对画,
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