英语数词的各种表示方法课件ppt课件

Numbers 专项复习数词 数词的考点 二 数词的各种表示法 一 时间的表达方式1 直接表达法 即先读小时 再读分钟如 4 10读成8 36读成2 逆读法 即先读分钟 再读小时 分钟小于30的用 past 中文译为 过 即分钟 past 时钟 中文译为 几点过几分 如 5 10 5点过10分 读成2 02 2点过2分 读成 fourten eightthirty six tenpastfive twopasttwo 分钟超过30 不包括30分钟 用 to 中文译为 差 即 60 分钟数 to 钟点数 1 中文译为 几点差几分 如 7 45 八点差15分 读成1 58 两点差2分 读成3 半小时用 half 一刻钟用 quarter 注意 一刻钟aquarter三刻钟threequarters如 4 30读成9 45读成 aquartertoten twototwo halfpastfour fifteentoeight 特别注意 一个半小时的表达方式 one anhourandahalfoneandahalfhours Canyoureadthem 1 302 15 3 456 387 259 50 onethirty halfpastone twofifteen aquarter fifteenpasttwo threeforty five aquarter fifteentofour sixthirty eight twenty twotoseven twentyfivepastseven seventwenty five tentoten ninefifty 三年半的两种表达方式 threeyearsandahalfthreeandahalfyears 1 It salready7 40now Whenwillthefilmstart Westillhavefiveminutes A AquartertosevenB Sevenpastforty fiveC Aquartertoeight 15 分子基数词分母序数词 onefifth 27 分子 1分母 s twosevenths 14 分子a分母quarter aquarter 34 threequarters 12 ahalf 13 threeandonethird 3 基数词 and 分数 二 数词的表示法 分数百分数 分数 百分数 小数的表达方法 以分数考法较为常见 1 分数 分子用基数词 分母用序数词 分子大于一 分母加s1 2读作2 3读作1 13读作3 4读作2 小数 百分数的读法 小数点读成point3 6读作百分号 读成percent50 读作 onesecond ahalf twothirds或者two thirds onethirteenth threefourths或者three quarters threepointsix fiftypercent 80 基数词 percent eightypercent half 百 分数 of 可数名词复数谓语动词用复数half 百 分数 of 不可数名词谓语动词用单数 3 78 threepointseveneight 1 ofthestudents boysinClassA Twothree areB Twothirds areC Twothirds is2 ofhermoney spentonclothes A Twothree areB Twothirds isC Twothird is3 theteachersinourschoolisaboutonehundred and ofthemarewomenteachers A Thenumberof twothirdB Thenumberof twothirdsC Anumberof twothirds 一个半小时两个半小时 twoandahalfhours twohoursandahalf oneandahalfhours onehourandahalf 三 数词的表示法 半的表示法 1 Theboyalwaysstaystherefor A oneandhalfhourB oneandahalfhourC oneandahalfhours2 Theoldmandrank beer A twobottlesandahalfB twoandahalfbottleC twobottleandahalf 一倍once 两倍twice 三倍threetimes 三倍或以上基数词 times 四 数词的表示法 倍数 Thisboxisfivetimesasbigasthatone Thisboxisfourtimesbiggerthanthatone A be 倍数 as adj 原 as B A是B的 倍 C be 倍数 adj 比 than D C比D 倍 1 Thisbuildingis thatbuilding A threetimeastallasB twicetallerthanC threetimesastalleras2 我的箱子比你的重六倍 Myboxis yours sixtimesheavierthan seventimesasheavyas Thewinneris Heisan boy A eight year old eightyearsoldB eightyearsold eight year oldC eight yearsold eight year old HecametoChina A attheageof20B whenheis20C atageof20 五 数词的表示法 年龄 Theriverisabout A 6 000meterslongB 6 000 meters longC 6 000 meter long 五 数词的表示法 计量 be 数词 量词 形容词 10 Hewentdowntothevillagewhichwas milesawayfromthecity A threehundredsB threehundredC threehundredsof B threehundred 6 Thewallis A fourmeterslongB fourmeterlongC four meterlong7 What sthedatetoday It s A MarchtheeightB MarcheighthC eight March8 Ithappenedinthe1040 s A inthefortiesoftheeleventhcentury B inthefortiesofthetenthcentury C intheforty9 About oftheearth ssurfaceiscoveredwithwater A three foursB three fourthC three fourths A fourmeterslong B Marcheighth A inthefortiesoftheeleventhcentury C three fourths 选择填空 1 Marchis monthofayear A athreeB thethirdC athird2 Wewillhaveameetingat8 05 A fivetoeightB eightfiveC eightofive3 Eightpluseightis A sixteenB sixty fourC one4 Heisan boy A eightyearsB eight year oldC eight years old5 Wewillhavea walk A tenminutesB tenminutes C ten minutes B thethird C eightofive A sixteen B eight year old B tenminutes 六 加减乘除表示法1 加 用plus and或add表示Howmuchistwoplusthree Itisfive Twoandthreeisequaltofive 2 减 用minusHowmuchistenminussix 3 乘 multiply3X4 Howmuchisthreetimesfour 4 除 用divide的过去分词形式表示16 4 Howmuchissixteendividedbyfour 2 more还可与alittle afew alot several等词连用 1 Therearemanymoredictionariesonthedesk 课桌上有许多词典 2 Wouldyoulikesomemoretea 再喝点茶好吗 4 名词省略如果前后意思清楚 another或more后面的名词可以省去 如 1 Iclimbedthestairsslowly carryingabigsuitcase myfatherfollowingwithtwomore 1Tonyisgoingcampingwith boysnextSunday A littletwootherB twolittleotherC twootherlittleD littleothertwo3 Doyouknowwherehefoundtheothertwophotos 另外两张照片3 more1 more1 Shehasgotfivemoreelectricfans 她还有五台电扇 七 another other more修饰数词的用法1 anotherA anoth