《初总复习数词》PPT课件.ppt

Numbers数词,multiply；times,add;plus(and),subtract;minus,divide,equal;be,point,zero,+,-,X,=,.,0,（加）,（减）,（乘）,（除）,（等于）,（点）,（零）,degree,（度）,decimalnumbers,oddnumbers,evennumbers,fractions,percentages,degrees,ordinalnumbers,cardinalnumbers,1;3;5,2;4;8,2.9;0.5,2/3;1/5,20%;5%,18031,one;two,first;second,(奇数）,(偶数）,(小数）,(分数）,(百分比,百分率),(度数）,(基数词）,（序数词）,eleventwelvethirteenfourteenfifteensixteeneighteennineteentwentytwenty-one,zero/oonetwothreefourfivesixseveneightnineten,thirtyfortyfiftysixtyseventyeightyninetyhundredthousandmillionbillion,基数词,第一第二第三第四第五第六第七第八第九第十,firstsecondthirdfourthfifthsixthseventheighthninthtenth,序数词,第十二第十四第十八第十九第二十第二十一第三十第四十二第九十五第一百,twelfthfourteentheighteenthnineteenthtwentiethtwenty-firstthirtiethforty-secondninety-fifthonehundredth,1st2nd3rd4th,12th,21st,42nd,Fractions分数-1/3,onethird,3/4,2/3,4/5,1/2,1/4,twothirds,fourfifths,one/ahalf,onefourth/one(a)quarter,threefourths/threequarters,分子用基数词表示,分母用序数词表示,当分子大于1时,分母要加复数“S”,onesecond,Decimalnumbers小数0.364.309百分数25-8-,zeropoint(naught)threesixfourpointthreeonine,twenty-fivepercent,eightpercent,Readthesenumbers:100,000onehundredthousand5,367,982fivemillion,threehundredandsixty-seventhousand,ninehundredandeighty-two,读编号时常用基数词:No.1(读：numberone)第四课Lesson4(读:LessonFour/thefourthlesson)第四十八页Page48(读:Pageforty-eight)练习五(读：ExerciseFive)803房Room803(读:Roomeightothree),第一百零五中学No.105MiddleSchoolNumberoneofivemiddleschool32路公共汽车BusNo.32/thenumberthirty-twobus第五排RowFive/thefifthrow电话,4729046=2822886=,fourseventwonineofoursix,twoeightdoubletwodoubleeightsix,年、月、日表达法1.年份（前面用介词in）19902000200220201900,nineteenninety/nineteenhundredandninetytwothousandtwothousandandtwotwentytwentynineteenhundred,2.日期（前面用介词on）October1st,1949Octoberthefirst,nineteenforty-nineor:thefirstofOctober,nineteenforty-nine注：遵循由小到大原则，日、月、年或月、日、年,钟点的表示及读法（钟点前用介词at）1）正读法：先读小时，再读分钟（中间不用介词）2）倒读法：先读分钟，再读小时（中间用介词to/past）tentwenty-five/twenty-fivepasttenelevenfifty/tentotwelvefivethirty/halfpastfivesixforty-five/aquartertoseveneight(eightoclock),10:25,11:50,5:30,6:45,8:00,hundred,thousand,million前有数词修饰时，不用复数.e.g.threehundredseventhousandtenmilliontwobillion但：特殊情况也有复数-详见P33易混清单1.表示不确定的数字时，后面有of几百、几千、几百万、几打hundredsofthousandsofmillionsofdozensof,severalhundredsomethousandmanymillion表示确切的数字,2.在表示一排或者一组的情况下：他们三三两两的来了。Theyarrivedintwosandthrees.3.表示几十岁：在他四十多岁时inhisforties-41-49四十出头：年近五十4.表示年代：二十世纪二十年代inthe1920s,inhisearlyforties,inhislateforties,基数词名词形容词”结构,“基数词名词形容词”只能用来放到名词前作定语。如：她是三岁的女孩子。Sheisa3-year-oldgirl.注：这种结构中名词不能用复数，同时只能作定语。用作表语时，不用连字符，名词有复数。如：Tony今年十岁。Tonyis10yearsoldthisyear.Tonyisa10-year-oldboy.二十天的假期atwenty-dayholidaytwentydaysholiday,序数词前面一般要加the,但是也有不加的情况，这个时候表示“又一，再一”的意思。他们又要了个男孩。第二个男孩名字叫PeterTheyhadasecondchildin1988.ThenameofthesecondboyisPeter.,Practice,1.Dick,itisthe_timein_daysthatyouvemadethesamemistake.A.two,threeB.second,threeC.two,thirdD.second,third2.WangQingisa_boy.A.five-years-oldB.five-year-oldC.fiveyearoldD.fiveyearsold3.Thelowtemperaturewillbeminus5.Theunderlinedparemeans_A.5B.-5C.0.5D.54.Imafraidwehavetoget_forthemeeting.A.twentymorechairsB.moretwentychairsC.twohundredschairsD.twentyanotherchairs,B,B,B,A,5.Youvedoneittwice.Whynottry_time?A.thirdB.thethirdC.athirdD.once6.Thereare_floorsinthebuildingandhelivesonthe_floor.A.eighteen,fifteenB.eighteenth,fifteenthC.eighteen,fiveteenD.eighteen,fifteenth7.Its_fromourhometothezoo.A.twoandahalfhourswalkB.ahalfandtwohourswalkC.twohoursandahalfhourswalkD.twoandahalfhourswalk,C,D,A,8.Willyoubebackin_?A.oneortwominutesB.oneminuteortwoC.twominutesoroneD.twooroneminute9.AUNreportsaysthatthewordpopulationwillpasssixbillionbytheendof_century.A.twentiethB.twentyC.thetwentiethD.thetwentyth10.WelearnEnglishas_language.A.thesecondB.asecondC.second,A,C,B,aminuteortwo,也可以用after和before表示时间，情况分别与past和to相当。如：1Itisfiveminutesbeforesixoclock现在是六点差五分。2Thecorrecttimeisthreeminutesafterten准确时间是十点三分。,序数词前面一般要加the,但是也有不加的情况，这个时候表示“又一，再一”的意思。他们又要了个男孩。第二个男孩名字叫PeterTheyhadasecondchildin1988.ThenameofthesecondboyisPeter.,倍数的表示法a.倍数（或分数）+as+adj.+as我有你两倍倍那么多。Ihavetwice/doubleasmanyasyou.b.倍数（分数）+thesize(amount,length)of地球是月球的49倍。Theearthis49timesthesizeofthemoon.,c.倍数（