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初中英语专辑数词
数词分为基数词和序数词。用于表示事物数目的词称为基数词,表示事物顺序的词称为序数词。1基数词1000以内的基数词的读法365threehu
dreda
dsixtyfive505fivehu
dreda
dfive2基数词变序数词的方法:基变序,有规律;词尾要加th。一二三,特殊记;词尾分别tdd。八去t,九去e;ve则以f替。ty则变作ti后面还有一个e。要是遇到几十几;只将个位变成序。ego
efirsttwoseco
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thtwelvetwelfthtwe
tytwe
tiethtwe
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tyfirstthirtyseco
dfortythirdfiftyfourth3数词的应用:A、时刻表达法:a整点:基数词o’clockegIt’seighto’clock
owb几点几分:1.直接表达法:先小时后分eg325threetwe
tyfive2间接表达法:先分后小时130分钟用past:分钟past小时eg325twe
tyfivemi
utespastthree230分钟用to:60分钟数to小时数1eg335twe
tyfivemi
utestofour330分钟half15分钟aquartereg330threethirtyhalfpastthree315threefiftee
aquarterpastthree345threefortyfiveaquartertofourB、日期表达法:月日,年(或日月年)1949年10月1日October1st
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etee
forty
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ethefirstofOctober
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etee
forty
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e2011年theyeartwothousa
da
deleve
twe
tyhu
dreda
deleve
2001年twe
tyoo
etwothousa
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e3月1日MarchthefirstthefirstofMarchC、表编号:第207房间:Room207第五课:Lesso
5thefifthlesso
D、序数词与不定冠词aa
连用表“又一;再一”egYou’vedo
eitthreetimesWhy
ottryafourthtimeE、分数的表达:分子(基数)、分母(序数)ego
ethird三分之一twothirds三分之二注意:1分子超过1时,分母加s2含分数的短语作主语由分数后的词决定谓语eg1O
ethirdofthestude
tsaregirls2O
ethirdofthemilkismi
e3分数的特殊形式1o
ethirdathird2o
efourthaquarterthreefourthsthreequarters3o
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dahalfF、一些数词的复数of表约数:hu
dredsofthousa
dsofmillio
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e’sthirtiestwe
tiesfortiesi
the1990si
the1940s练习1Ifyougooutat
ightyou’llbeabletosee____startsAthousa
dsofBthousa
dofC
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ethousa
dsofDthousa
ds2Mo
dayis___dayoftheweekAfirstBthefirstCtheseco
dDseco
d3You’vedo
eittwiceWhy
ottry____timeAthirdBthethirdCathirdDo
ce4Whichisthe____mo
thIt’sSeptemberA
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ethC
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ety5Decemberis___oftheyearAthetwelfthmo
thsBthetwelfthmo
thCthetwelvethmo
thsDtwelvemo
ths6Therearefloorsi
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thefloorAeightee
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