英语数词用法

,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,*,*,数词的用法1-2,-By Joana,数词是什么?都在哪里出现呢？怎么读?怎么用?,房门号,电话号码,年份日期,时间,温度,价格标签,算术,.,哈哈，还有我的工资.,数词的用法-基数词&序数词,数词:num.可对名词作修饰限定作业，用法跟adj.类似,基数词：个数,one,，,two,three,序数词：顺序,first,second,third,基数词&序数词 变化技巧,基数词规则：十几-teen结尾；几十-ty结尾,序数词规则：first(1st)second(2nd)third(3rd),其他基数词末尾加th,第几十-变y为i+eth,基数词,序数词,-简写,基数词,序数词,-简写,1,one,first,1st,12,twelve,twelfth,12th,2,two,second,2nd,13,thirteen,thirteenth,13th,3,three,third,3rd,14,fourteen,fourteenth,14th,4,four,fourth,4th,15,fifteen,fifteenth,15th,5,five,fifth,5th,16,sixteen,sixteenth,16th,6,six,sixth,6th,17,seventeen,seventeenth,17th,7,seven,seventh,7th,18,eighteen,eighteenth,18th,8,eight,eighth,8th,19,nineteen,nineteenth,19th,9,nine,ninth,9th,20,twenty,twentieth,20th,10,ten,tenth,10th,21,twenty-one,twenty-first,21st,11,eleven,eleventh,11th,22,twenty-two,twenty-second,22nd,基数词,序数词,-,简写,基数词,序数词,-,简写,30,thirty,thirtieth,30th,70,seventy,seventieth,70th,40,forty,fortieth,40th,80,eighty,eightieth,80th,50,fifty,fiftieth,50th,90,ninety,ninetieth,90th,60,sixty,sixtieth,60th,100,hundred,hundred,100th,101,one hundred and one,one hundred and first,101st,1000,one thousand,one thousandth,1000th,数字的读法,0-99数字，参考表格读法,100以上数字的读法：百和后面的数字之间要加 and,108 读作：one hundred,(and),eight,132 读作：one hundred,(and),thirty-two,1000以上数字的读法,读的时候从右到左，每3个数为一个单位，分别对应,thousand(千),million(百万),billion(十亿),trillion(兆),；这些单位都没有复数形式不能加s。,1,，,356,，,712,，,347,数字读法练习+快速反应中文数字,练习模板,397,54，397,3，654，397,21，483，654，397,87632,3257764,72787993214,7842903,45439251,8735204500,1.three hundred,and,ninety-seven 三百九十七,2.fifty-four,thousand/,three hundred and ninety seven五万四千三百九十七,3.three,million,/,six hundred and fifty-four,thousand/,three hundred and ninety seven三百六十五万四千三百九十七,4.twenty one,billion/,four hundred and eighty-three,million/,six hundred and fifty four,thousand/,three hundred and ninety-seven二百一十四,亿,八千三百六十五万四千三百九十七,小数点的读法,小数点 读成 point,小数点以后的数字可一个个分开读，有2位数也习惯一起读;0 读成zero或O,4.56 读成four,point,five six 0.45 读成 zero,point,four five,常识扩展：金额,dollar美元，cent美分，符号$,1 dollar=100cents,pound英镑,penny便士（复数pence），符号，1 pound=100pence,euro欧元，cent分，符号，1 euro=100cents,yen日元(没复数)，￥(一杠)RMB 人民币（二杠）,$2.20 two dollars（and）twenty（cents）或two point twenty dollars,5.30 five pounds,thirty(pence)或 five point thirty pounds,分数的读法,表示几分之几:分数要先读分子，分子-基数词，再读分母-序数词，分子为2及以上的时候分母序数词要用复数,1/5 one fifth,2/5 two fifths,3/4 three quarters,2*3/7 two and three sevenths,特例：1/2 one half.1/4 one quarter,算式的读法,加plus 减minus 乘multiply 除divide 等于equal,运算演示：以下表达日常可能遇到,特做汇总,大家了解即可,3+5=8 three plus five equal(s)eight.,three and five is/are/makes eight.,9-7=2 nine minus seven equal(s)two.,seven from nine is/are/leaves two.,6*4=24 six(multiplied)by four equal(s)twenty-four.,six times four is/are/make(s)twenty-fours.,8/2=4 eight divided by two equal(s)four.,two into eight is/are/go(es)four.,加法运算 Whats one plus two?,运算演示：,3+5=8 方式一：three,plus,five,equal,s,eight.,运算练习：,1.1+3=？2.4+7=？3.9+5=？,4.12+3=？5.4+13=？6.11+21=？,减法运算 Whats three minus one?,运算演示：,9-7=2 方式一：nine,minus,seven,equal,s,two.,运算练习：,1.4-1=？2.7-2=？3.9-5=？,4.12-3=？5.13-4=？6.21-17=？,乘法运算 Whats one times two?,运算演示：,6*4=24 方式一：six,multiplied by,four,equal,s,twenty-four.,运算练习：,1.4*1=？2.7*2=？3.9*5=？,4.12*3=？5.13*4=？6.11*11=？,除法运算 Whats two divided one?,运算演示：,8/2=4 方式一：eight,divided by,two,equal,s,four.,运算练习：,1.4/1=？2.7/2=？3.5/5=？,4.12/3=？5.10/2=？6.21/7=？,规则：国家代号-地区代号-具体号码分开读,86-10-87654321,特定地区的电话一般只有7位或者8位，习惯前三后四 或者四个一组,3513552 读成351-3552,62501598 读成6250-1598,两个相同数字或者三个相同数字可以用double,triple,2246555 double two four,six triple five,末尾出现3个零可以按“千”发音,9796000 nine seven nine six thousand,电话号码的读法,年份&日期的读法,年份：习惯以百位数和十位数为间隔，从左往右朗读,794年 seven(hundred and)ninety-four,1800年 eighteen,hundred,1999年 nineteen ninety-nine,2004年 two,thousand,(and)four,in the nineteen-twenties 19世纪20年代 1820s,1820s,日期：英美式有点不同，注意以免混淆,美式：4月30日,月+日,April 30 April thirtieth 或者 April thirty,英式：4月30日,日+月,30(th)April 或者 the thirtieth of April,课程说明：,因第1讲很多学生因为上课时间冲突没能参加，第2讲主要是对第1讲的复习巩固和补充；大家直接参考老师整理的第2讲PPT和录音补习即可，有任何不清楚的总结好，下次课咨询Joana老师.,关于录音，10.24晚上会补传到各班级群里,关于内容,这部分是常识,需要边理解边加强演练,另,下周四晚上7:00-8:30 是数词的用法第3讲,会对第1-2讲的内容进一步的复习巩固及练习，并进入到,实际场景演练还原生活,，,听说读写练一起攻克,，学以致用！请互相转告不要错过！,