冠词和数词完整版本

冠词和数词

1.不定冠词的用法

1.1不定冠词包括a,an，它的基本用法如下

1.在叙述时用于第一次提到的人或物前面。Thisisabook.2.指人或物的某一类别，以区别于其他种类。Aplaneisamachinethatcanfly.3.泛指某人或物Ayoungmaniswaitingforyou.4.用于某些物质名词或抽象名词前，表示“一阵、一份、一类”等。There’llbeastrongwindinSouthChina.5用于可视为一个整体的两个名词前Aknifeandfork(一把刀叉)6.“a+序数词”表示“又一、再一”ThecakeisdeliciousandIwouldlikeasecondone.7.用于表明比率、速度、价格等，有“每一”的意思，相当于everyFivelessonaweek1.2不定冠词a、an的区别

a-用于辅音音素开头的单词前an-用于以元音音素开头的单词之前注：有些词虽然以辅音字母开头，但其前的不定冠词要用an,因为开头的辅音字母不发音。Halfanhour,anhonestperson要注意区别以“u”开头的单词，当”u”发/λ/的音时，单词前面用anAnumbrellaAnunhappyboy当”u”发/ju:/音时，单词前面用aAuniversityAusefultool1.3常见的词组

Afew/little/bit一点儿Haveaswim/walk/talk/look/dance/drink/restHaveacold感冒HaveagoodtimeInahurry匆忙Forawhile一会儿Keepadiary记一记Dosbafavor帮助某人Eg.1Ihave__petcat.Itissocute.A.aB.anC.theD./Eg.2Tomwanttostudyat__universityinEurope,buthasn’tdecidedwhichonttogotoyet.anB.aC.theD./

2.定冠词the的用法

2.1

1.用于双方都知道的人或物前Givemethebook,please.2.特指上文中提到的人或物。Doyouknowthegirlinblue?3.表示世界上独一无二的事物。Themoonmovesaroundtheearth.4.用在序数词，形容词最高级前面，以及对两个人或事物进行比较时起特指作用的比较级前面。Thefirstlessonisveryeasy.Heistheolderofthetwoboys.5.用在姓氏复数前表示一家人或夫妻俩TheGreensarewatchingTVnow.6.用在单数可数名词前表一类人或物。Theorangeisorange.7.与某些形容词连用表示一类人Weshouldhelptheold.8.用于江河、海洋、山脉、群岛、沙漠等专有名词前，或由普通名词构成的专有名词前TheGreatWallTheSummerPalace9.用在表示方位或西洋乐器名称的名词之前Ilikeplayingthepiano.2.2固定搭配

Inthemorning/afternoon/eveningInthedaytimeIntheendAllthetimeAtthesametimeBythewayAtthebeginningofOntheothersideofInthemiddleofAtthemomentEg.3Jackoftenplay___pianoandheplantobeapianist.A.aB.anC.theD./Eg.4Doyouknow__maninblack?-Yes,he’s__universityteacher.A.the;aB./;theC.an;theD.the;an3.不用冠词（即使用零冠词）的情形

1.[u]以及pl表示泛指时Animalscan’tlivewithoutwater.Horsesarehelpfulanimals.2.某些专有名词，如人名、地名、国家名等表示泛指时Chinaisagreatcountry.MarylivesinNewYork.3.名词前有指示代词，物主代词或名词所有格等修饰时EverystudentlikesEnglishinourclass.4.在表示称呼或表示头衍的名词前ThisisProfessorCheng.5.在三餐、球类运动及学科名词前Iwenttoschoolwithoutbreakfastthismorning.6.用在“专有名词+普通名词构成的表示街名、路名、山名的词前边Nanjing RoadHainanIsland7.by与交通工具名词连用时Bycarbytrain;8.在节假日前Women’sdayTeachers’day2.3固定搭配

DayandnightFacetofaceSidebysideStepbystepAtschool/home/workIndangerAtnoon/night/dawnEg.5Doyouknow__boyoverthere?-Yes,helikesplaying____basketballverymuch.A.the;/B.a;theC.the;anD./;theEg.6Didyougetthereby__bus?-No,Itook___bus.A.the;aB./;aC.a;/D.the;/4.基数词

4.1

1-911-19整十整十之间oneElevenTen

TwoTwelveTwentyTwenty-twoThreeThirteenThirtyThirty-threefourfourteenfortyForty-fourfivefifteenfiftyFifty-fivesixSixteenSixtySixty-sixsevenseventeenseventySeventy-sevenEightEighteenEightyEighty-eightNineNineteenNinetyNinety-nine100以上：255-twohundredandfifty-five1000以上：thousandmillionbillion387967-threehundredandeighty-seventhousand,ninehundredandsixty-sevenEg.7987654321的读法4.2基数词的用法

1.表示时间或时刻HalfpastfiveTwotwenty 2.表示年龄Themanistwenty-twoyearsold.3.表示编号或序号Classfive.Pagefour4.表示长、宽、高基数词+单位词+long/wide/highTwometerslong5.当基数词与adj,n一起构成复合词，n用单数形式Afive-hourmeetingAsix-yearoldboy6.表示不确定的年龄或年代要用几十的复数形式Hebecameadoctorinhistwenties.Shediedofcancerinherforties.Itwasin1970s.Eg.8Tony’smotherlooksyoung.It’shardtobelievethatsheisalreadyinher___.A.fiftyB.fiftiethsC.fiftiesD.fiftieth

eg.9It’shardtoimaginehowChinesepeoplelivedin___(1960).Eg.10Howmanyhoursdoyoustudyeachday?-About__hours.From19:00to22:00.A.threesB.thirdC.thirdsD.three5.序数词

5.1序数词的构成

1.特殊写法Firstsecondthird2.4-19以th结尾Fourthfifthsixthtentheleventhtwelfth…3.20-90之间的十位数将y改为ie再加thTwenty-twentiethThirty-thirtieth4.除整十以外的21-99的十位数用基数词，个位数用序数词第44Forty-fourth(基数词+序数词)第66Sixty-sixthEg.11Tomisthe___peopletobuythisticket.(88)5.2序数词的用法

表示编号或序号ThefirstladyThesecondfloor表示“……岁生日”Hiseighthbirthday表示“……世纪“ThetwentiethcenturyEg.12Hegotlotsofpresentsonhis___birthdayparty.(18)6.分数的构成和用法

6.1

Aboutthreefifthsoftheworkersarewomen.Nearlythreefourthsoftheearthsurfaceiscoveredbywater.Eg.13Doyouknowiftheyhavedonethework,Sarah?-Yes,theyhavedone___oftheworkandtheywillfinishtherestthisweekend.A.twothreeB.two-thirdC.two-thirdsD.twothrees6.2

确切的数字概念基