中考專項復習之數(shù)詞課件.ppt

Numbers 2018中考英語專項復習數(shù)詞 數(shù)詞的考點 一 基數(shù)詞 序數(shù)詞 二 數(shù)詞的表示法 基數(shù)詞 1 基數(shù)詞表示數(shù)目的詞稱為基數(shù)詞 其形式如下 A 1 10one two three four five sixseven eight nine ten B 11 19eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen C 21 99表示幾十幾時 在十位和個位之間添加連字符 2132435465768798 twenty one forty three thirty two fifty four sixty five seventy six eighty seven ninety eight D 百位數(shù)三位數(shù)以上的基數(shù)詞 在百位和十位一般要用 and 連接 101320648E 千位數(shù)以上從數(shù)字的右端向左端數(shù)起 每三位數(shù)加一個逗號 從右開始 第一個 為thousand 第二個 為million 第三個 為billion 如 1 234 567 890 one ahundredandone threehundredandtwenty sixhundredandforty eight onebilliontwohundredandthirty fourmillionfivehundredandsixty seventhousandeighthundredandninety 1509 Ifitisanamount 數(shù)量 1 509readslikethisonethousandfivehundredandnine 2 Ifitisadate 日期 1509readslikethisfifteenzeronine 3 Ifitisatelephonenumber 電話號碼 readslikethisonefiveonine 0 在英語里讀成 o or zero 1 hundredthousand 表示具體數(shù)字 millionbillion2 hundredsthousands 表示概數(shù) millionsbillions 三 基數(shù)詞的用法 數(shù)詞two several of some manyhundredsof 1 基數(shù)詞表示確切的數(shù)時 不用復數(shù)形式 2 表示不確切數(shù) 如成百 成千上萬 則用復數(shù) Therearehundredsofpeopleinthehall 320threehundredandtwenty 3 人的不確切歲數(shù)或年代 用幾十的復數(shù)形式 Hebecameaprofessorinhisthirties Itwasinthe1960s 4 基數(shù)詞的句法功能可作主語 賓語 定語 表語 同位語 Thetwohappilyopenedthebox 作主語 Theythreetriedtofinishthetask 作同位語 1 Ifa 3 b 4 what stheanswertotheproblem a 2ab 1 theansweris A twentyeightB twenty eighthC twenty eight2 Inourschoolseveral studentsareabletosearchtheInternet A hunderdofB hunderdsofC hundred 3 Many sheepwerekilledintheaccident A thousandsofB thousandC thousands4 Thereareovernine workersinthefactory but ofyoungpeoplehopetoworkinit A hundred hundredsB hundreds hundredsC hundreds hundred 月日年在2008年10月1日 四 數(shù)詞的表示法 年月日 onOctorberthefirst twothousandandeight onAugusttheninth inMay twothousandandten 有日用on無日用in onOct 1st 2008 月日在8月9日 月年在2010年5月 1 Theaccidenthappenedon A April5 2001B 2001 April5C April2001 52 Iwasborn A inMarch8 1993B onJuly9 1994C onMay 1995 20世紀90年代 inthe1990s 在他50多歲時 inhisfifties 四 數(shù)詞的表示法 年代世紀 inthe inone s 整十基數(shù)詞復數(shù)在某人幾十歲時 nineteen nineties 1 Therewillbemorechancesin centurythanin century A twenty one twentyB twenty first twentiethC thetwenty first thetwentieth2 Thecitychangedalot A in1980sB inthe1980sC inthe1980 3 Hegraduatedin of century A thesixtieth twentyB sixty thetwentiethC thesixties thetwentieth4 Hegottheprize A inhisfiftiesB infiftiesC inhisfifty 時間和鐘點 時間的表達方式1 直接表達法 即先讀小時 再讀分鐘如 4 10讀成8 36讀成2 逆讀法 即先讀分鐘 再讀小時 分鐘小于30的用 past 中文譯為 過 即分鐘 past 時鐘 中文譯為 幾點過幾分 如 5 10 5點過10分 讀成2 02 2點過2分 讀成 fourten eightthirty six tenpastfive twopasttwo 分鐘超過30 不包括30分鐘 用 to 中文譯為 差 即 60 分鐘數(shù) to 鐘點數(shù) 1 中文譯為 幾點差幾分 如 7 45 八點差15分 讀成1 58 兩點差2分 讀成3 半小時用 half 一刻鐘用 quarter 注意 一刻鐘aquarter三刻鐘threequarters如 4 30讀成9 45讀成 aquartertoten twototwo halfpastfour fifteentoeight 特別注意 一個半小時的表達方式 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 三年半的兩種表達方式 threeyearsandahalfthreeandahalfyears 1 It salready7 40now Whenwillthefilmstart Westillhavefiveminutes A AquartertosevenB Sevenpastforty fiveC Aquartertoeight 15 分子基數(shù)詞分母序數(shù)詞 onefifth 27 分子 1分母 s twosevenths 14 分子a分母quarter aquarter 34 threequarters 12 ahalf 13 threeandonethird 3 基數(shù)詞 and 分數(shù) 四 數(shù)詞的表示法 分數(shù)百分數(shù) 分數(shù) 百分數(shù) 小數(shù)的表達方法 以分數(shù)考法較為常見 1 分數(shù) 分子用基數(shù)詞 分母用序數(shù)詞 分子大于一 分母加s1 2讀作2 3讀作1 13讀作3 4讀作2 小數(shù) 百分數(shù)的讀法 小數(shù)點讀成point3 6讀作百分號 讀成percent50 讀作 onesecond ahalf twothirds或者two thirds onethirteenth threefourths或者three quarters threepointsix fiftypercent 80 基數(shù)詞 percent eightypercent half 百 分數(shù) of 可數(shù)名詞復數(shù)謂語動詞用復數(shù)half 百 分數(shù) of 不可數(shù)名詞謂語動詞用單數(shù) 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 一個半小時兩個半小時 twoandahalfhours twohoursandahalf oneandahalfhours onehourandahalf 四 數(shù)詞的表示法 半的表示法 1 Theboyalwaysstaystherefor A oneandhalfhourB oneandahalfhourC oneandahalfhours2 Theoldmandrank beer A twobottlesandahalfB twoandahalfbottleC twobottleandahalf 一倍once 兩倍twice 三倍threetimes 三倍或以上基數(shù)詞 times 四 數(shù)詞的表示法 倍數(shù) Thisboxisfivetimesasbigasthatone Thisboxisfourtimesbiggerthanthatone A be 倍數(shù) as adj 原 as B A是B的 倍 C be 倍數(shù) 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 四 數(shù)詞的表示法 年齡 Theriverisabout A 6 000meterslongB 6 000 meters longC 6 000 meter long 四 數(shù)詞的表示法 計量 be 數(shù)詞 量詞 形容詞 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 選擇填空 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 四 加減乘除表示法1 加 用plus and或add表示Howmuchistwoplusthree Itisfive Twoandthreeisequaltofive 2 減 用minusHowmuchistenminussix 3 乘 multiply3X4 Howmuchisthreetimesfour 4 除 用divide的過去分詞形式表示16 4 Howmuchissixteendividedbyfour 2 more還可與alittle afew alot several等詞連用 1 Therearemanymoredictionariesonthedesk 課桌上有許多詞典 2 Wouldyoulikesomemoretea 再喝點茶好嗎 4 名詞省略如果前后意思清楚 another或more后面的名詞可以省去 如 1 Iclimbedthestairsslowly carryingabigsuitcase myfatherfollowingwithtwomore 1Tonyisgoingcampingwith boysnextSunday A littletwootherB twolittleotherC twootherlittleD littleothertwo3 Doyouknowwherehefoundtheothertwophotos 另外兩張照片3 more1 more1 Shehasgotfivemoreelectricfans 她還有五臺電扇 another other more修飾數(shù)詞的用法1 anotherA another 名詞單數(shù)B 表 另外的 額外的 附加的時 few或具體數(shù)字的復數(shù)1 Haveyoufinishedyourreportyet No Iwillfinishitin10minutes A anotherB OtherC moreD less2 Thestrikemaylastanotherthreedays 罷工可能還要持續(xù)三天 2 other 復數(shù)名詞 置于數(shù)詞之后B 但與定冠詞the連用時 other要放在數(shù)詞前 序數(shù)詞 1 序數(shù)詞一般由基數(shù)詞后加th構成 前面一般加定冠詞the 第18第2002 以y結尾的基數(shù)詞構成序數(shù)詞時 先把y改成i 再加eth 第50第203 不規(guī)則的序數(shù)詞有以下幾個first second third fifth eighth ninth twelfth 一定要記住 theeighteenth thetwohundredth thefiftieth thetwentieth first1stsecond2ndthird3rdfourth4thfifth5thsixth6thseventh7theighth8thninth9th twelfth12th twentieth20th thirtieth30th fortieth40th fiftieth50th sixtieth60th seventieth70th eightieth80th ninetieth90th C 序數(shù)詞的縮寫形式 阿拉伯數(shù)字后加上th irst lstsecond 2ndthird 3rdfourth 4thtwentieth 20thtwenty third 23rdD 序數(shù)詞的句法功能序數(shù)詞在句中可作主語 賓語 定語和表語 ThesecondiswhatIreallyneed 作主語 Hechoosethesecond 作賓語 Wearetocarryoutthefirstplan 作定語 Sheisthesecondinourclass 作表語 4 表示第幾十幾時 十位用基數(shù)詞 個位用序數(shù)詞 十位和各位用連字符 連接第三十一第六十五第七十四第九十九第八十二 thirty first sixty fifth seventy fourth ninety ninth eighty second 5 編號的三種表示法1 名詞 基數(shù)詞LessonThree2 the 序數(shù)詞 名詞thethirdlesson3 名詞 數(shù)字Lesson3如 5班ClassFive thefifthclass Class5 一般編碼用名詞 基數(shù)詞207房三年級一班第五部分第一課3號汽車第一中學 Room207ClassoneGradethreepartfive thefifthpartlessonone thefirstlessonBusNo 3 theNo 3busNo 1MiddleSchool 四 數(shù)詞的表示法 編號 1 ThisisMrWhite s visitinBeijing Hehasbeentheretwicebefore A twoB secondC threeD third2 Thereare monthsinayear Octoberisthe month A twelve tenB twelfth tenthC twelve tenthD twelfth ten3 Thereare peopleinPeter sfamily Theyliveonthe floorintallbuilding A six eighteenB six eighteenthC sixth eighteenthD sixth eighteen 4 istheeasiestofall A LessononeB TheLessononeC LessonFirstD Thefirstlesson5 Theforeignguestsstayedin lastnight A Room608B theRoom608C the608roomD 608theroom 注 通常前面要加定冠詞the 但出現(xiàn)不定冠詞a或an時 則表示 再 又 We llgooveritasecondtime 特別說明 1 世紀 年代 年份 月份時 用介詞in2 某一天 星期前用介詞on3 某一天早晨 下午或晚上時 用介詞on 1 acoldmorning theoldmandiedlonelyinhishouse 2 Thegirlwassenttohospital themorningofMarch20 3 Mysonwasborn October2010 4 Peopleareverypoor thefifties On on in in 分數(shù) 小數(shù) 百分比 熱門考點一 hundred thousand million billion的考查方法1 和 of 連用 前面不能有具體的數(shù) 而且這四個詞的本身必須用復數(shù) 如hundredsof數(shù)以百計的thousandsof數(shù)以千計的millionsof數(shù)以百萬計的billionsof數(shù)以十億計的manyhundredsofstudents 好幾百個學生2 當它們的前面有具體的數(shù)修飾時 其本身即不能用復數(shù) 不能和 of 連用 twothousandstudents兩千名學生fivehundredcars五百輛車 1 Bytheendoflastyear wehadplantedaboutfive trees A hundredB hundredsC hundredofD hundredsof2 booksmustbeproducedforthechildren A manythousandsB manythousandsofC manythousandofD manythousand 熱門考點二 其它重要表達方式的考法1 在某人多少歲in one s 幾十的復數(shù)形式eg Myparentsareintheirfifties 2 afive year oldboyaneight year oldgirl