基础复习数词

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1、基础复习数词基数词1~~1011~1213~19“几十”十位数21twenty-one76seventy-six百位数320threehundredandtwenty648sixhundredandforty-eight千位数及以上2,648twothousandsixhundredandforty-eight16,250,064sixteenmilliontwohundredandfiftythousandsixty-four序数词1~~19几十Twenty------twentieththirty------thirtieth十位数Twent

2、y-firstfifty-sixthseventy-thirdninety-ninth百位以上onehundredandtwenty-firstonethousand,threehundredandtwentieth时刻表达法基数词+o’clock5：00fiveo’clock几点过几分7:05fivepastseven6:30halfpastsix8:15aquarterpasteight差几分几点7:50tentoeight11:45aquartertotwelve直读法6:31sixthirty-one10:26thentwenty-six

3、世纪，年代，年月日表示法ThesixthcenturyTheeighteenthcenturyThe1900’sThe1600’sInthe1930sJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberMondayTuesdayWednesdayThursdayFridaySaturdaySunday分数表示法3/4threefourths24/25twenty-four/twentyfifths小数表示法0.4zeropointfour10.23te

4、npointtwothree百分数表示法FiftypercentThreepercent数量表示法TwometerslongThreefeethigh注意：1）数字+hundred/thousand/million/billionHundreds/thousands/millions/billions+of2)anther+数词数词+more3）在某人几十多岁表示法Hebecomeaprofessorinhisthirties.4)a/an+序数词表示“又一，再一”AfterIfailedtwice,myfatherencouragedmetoh

5、aveathirdtry.了解四则运算3+6=9threeplussixisnine10–5=5tenminusfiveisfive4*2=8fourtimestwoiseight20/4=5twentydividedbyfourisfive专题训练Howwasyourweekend?Great!Itwasmygrandfather’s--------birthday.Weenjoyedourselves.A.seventyB.seventiethC.theseventiethD.seventeenthItissaidthat-------you

6、ngpeoplemaylosetheirabilitiestohearafterfiveyearsiftheylistentoMP4playerswhicharetooloudformorethanfivehoursaweek.A.thousandofB.sixthousandsC.thousandsofItisreportedthatpeoplethrow-------plasticbagsalongthisstreeteveryday.A.hundredB.hundredsC.hundredofD.hundredsofTheteachersa

7、idthat-------oftheboyswouldtakepartinthetalentshow.A.threefiveB.threefivesC.thirdsfifthsD.threefifthsThisisMr.white’s------visittoBeijing.Hehasbeentheretwicebefore.A.twoB.secondC.threeD.third--------ofthelandinthatdistrict------coveredwithtreesandgrass.A.twofifths;isB.twofift

8、h;areC.twofifth;isD.twofiths;areWewillbebackforourschool’s-------ann