八年級英語數(shù)詞、冠詞外研社(初中起點)知識精講

用心愛心專心用心愛心專心初二英語數(shù)詞、冠詞外研社（初中起點）【本講教育信息】教學(xué)內(nèi)容：數(shù)詞、冠詞［教學(xué)內(nèi)容］一.基數(shù)詞（一）基數(shù)詞1~12是獨立的單詞。例:one/two/three/four/five/six/seven/eight/nine/ten/eleven/twelve（二）13?19基本上是在3?9后加-teen構(gòu)成。但13,15,18有點特殊。例：thirteen/fourteen/fifteen/sixteen/seventeen/eighteen/nineteen（三）20?90的整十位數(shù)是在3~9后加-ty構(gòu)成，但20,30,40,50有點特殊。例：twenty/thirty/forty/fifty/sixty/seventy/eighty/ninety（四）“幾十幾”是由十位數(shù)詞加連字符“-”加個位數(shù)合成。例：twenty-one/twenty-two（五）英語中無“萬”的單位,但有“百”、“千”、“百萬”。表達(dá)方式如下：Onehundred一百onethousand一千tenthousand一萬Onehundredthousand十萬onemillion一百萬tenmillion一千萬（六）三位數(shù)數(shù)詞要在百位和十位之間加and.例：365threehundredandsixty-five（七）1000以上的數(shù)字要先把數(shù)字分段,從后向前數(shù)每三位數(shù)空1/4格,倒數(shù)第一個空格前的數(shù)位為千（thousand）,第二個空格前的數(shù)位為百萬（million）。例：47635848forty-sevenmillionsixhundredandthirty-fivethousandeighthundredandforty-eight.序數(shù)詞（一）序數(shù)詞除了first,second,third有各自的形式外，其余的都是基數(shù)詞上加-th構(gòu)成，但以-y結(jié)尾的基數(shù)詞要變y為ie再加th,以-ve結(jié)尾的要變ve為f再加th。以-t結(jié)尾的直接加-h。十位以上的基數(shù)詞變成序數(shù)詞時，只把個位數(shù)變成序數(shù)詞即可，十位不變。變化口訣：8去t，9去e，ve變f，y變ie。（二）序數(shù)詞的縮寫形式是由阿拉伯?dāng)?shù)字加上序數(shù)詞的最后的兩個字母構(gòu)成。例：1st/2nd/3rd/…冠詞是虛詞，一般放在所說明的名詞前面，用來說明名詞所指的人或物。冠詞分為定冠詞the和不定冠詞a,an兩種。定冠詞的用法（一）特指某（些）人或某（些）物，或由上下文可知所指的東西非常明顯，或特指的范圍內(nèi)的人或物。例：BeijingisthecapitalofChina.（二）用于第二次提到的人或事物的名詞前。例：Isawafilmlastnight,thefilmisaboutascientist'slife.（三）用于世界上獨一無二的事物前。例：Themoonmovesroundtheearth.（四）用于說話雙方都知道的人或事物前。例：Pleasepassmetheball.不定冠詞的用法不定冠詞有a和an,表示“一”或“一個”。a用于輔音開頭的詞前，an用于以元音開頭的詞前。例：adeskaboyanappleanhour（一）第一次提到某人或某物時，用a,an起介紹作用。例：Myfatherisadriver.（二）用于可數(shù)名詞前表示泛指一類人或事物。例：Astudentshouldstudyhard.（三）用來表示數(shù)量，含有“一”的意思，也可以表示單位、數(shù)量、長度、時間等，含有“每”的意思。例：Ihaveabluejacket.Hedrivesat80milesanhour.不用冠詞的情況在球類運動名稱、一日三餐、學(xué)科、棋類游戲前一般不用冠詞。例：playfootballhavebreakfasthavesupperWelikeEnglishandmathematicsverymuch.在表示交通手段的介詞短語中。例：Youcangetthereonfoot.在季節(jié)、日期、星期前不用冠詞，但當(dāng)它們后面帶有修飾語時，它們前面就要加定冠詞the。例：IwillvisityouinAugust.OnMondaywehavetwoChineselessons.節(jié)日前一般不用冠詞。例：NewYear'sDayTeachers'Day

模擬試題】（答題時間：30分鐘）選擇填空：（一）Haveyouseensuchinterestingfilmbefore?filmisaboutnaughtyboynamedTom.an,The,anB.an,The,aC.a,The,anD.an,A,anGreensarehavingbreakfastathome.A./,theB./,/C.The,/D.The,the3.Hereis___oldbook.AndoldbookisJack's.A.an,theB.an,anC.the,anD.a,the4.bookonthedeskisusefulone.A.The,anB.A,aC.The,aD.The,/5._girlsittingatthedeskismyfriend.A.AB.TheC.AnD./6.Jimlikestoplay_footballandisonschoolteamA./,theB./,/C.the,theD.a,a7.Myteacheroftencomestoschoolbybus.A.the,theB./,aC./,theD./,/8.Thereis___“r”intheword“short”.A.aB.anC.theD./9.Mathis___usefulsubject.Youcan'tdropit,Ithink.A.anB.aC.theD./10.Smithis_honestman.A.aB.theC.anD./11.---Whatcolorisorange?---It'sorange.A.ananB.an,theC.an,/D./,an12.Wecan'tseesunat___night.A.a,/B.a,theC.the,/D.the,the13.angryboyattheschoolgateisLiPing,mybestfriend.A.TheB.AC.AnD./14.BrownsaregoingtotheparkthisSunday.A.AB.AnC./D.The15.We'llgiveourEnglishteacheracardforhouseinit.A.anB.aC.theD./16.Lookat__picture!There's___houseinit.a,/B.the,theC.a,theD.the,aOnemorninghefoundhandbag.Therewas“s”onthecornerofhandbag.a,an,theB.a,a,theC.a,a,aD.the,an,aLet'sgooutforwalk.anB.aC.theD./ThiskindofbikeismadeinTianjin.

anB.aC.theD./Ihavedog.dogisverylovely.A.a,AB.the,TheC.a,TheD.the,AMorethantwoyearsago,peopleknewlittleabouttheuniverse.A.thousandsB.thousandsofC.thousandofD.thousandNearlyninetreeshavebeenplantedalongthelakesince1998.A.hundredB.hundredofC.hundredsD.hundredsofdollarsisalotofmoney.A.SixthousandB.SixthousandsofC.SixthousandsD.SixthousandofCanyouwritethenumbereighty-fivethousandsixhundredandtwenty-six?A.85662B.85626C.58662D.58626ItisoveryearssinceourPartywasfoundedin1921.A.seventyB.ninetyC.eightyD.eightiethThereareusuallydaysinayear.A.threehundredsixty-fiveC.threehundredsixtyfiveA.threehundredsixty-fiveC.threehundredsixtyfiveIlikebestinthisbook.A.LessonOneC.thelessononeWhattimeisit?It's.A.forty-fivepastfourC.forty-fivefourthreehundredandsixty-fiveD.threehundredsandsixty-fiveLessonFirstD.firstlessonfourpastforty-fiveD.fifteentosixD.twoandahalfhoursChinesestamps.B.twohundredandforty-sixD.twoandahalfhoursChinesestamps.B.twohundredandforty-sixD.twohundredsandforty-sixB.Twentyminutes'D.Twenty-minutesarefromAmerica.B.ThesecondD.ThetwoofthemB.tenyearoldSeptemberismonthoftheyear.A.nineninthC.aninthD.theninthA.nineIttakesmetofinishmyhomeworkeveryday.A.ahalfandtwohourB.twohourandahalftwoandahalfhourTomhascollectedaboutA.twohundredforty-sixtwohundredfortysixHowfarisitfromyourhometoyouroffice?walk.A.TwentyminutesTwentyminute'sTherearetwentyboysinourclassA.TwotheyTwoofthemMr.Smithhasason.A.tenyearsold

C.ten-years-oldD.ten-year-oldBeforehewenttoAmerica,Mr.LihadlearnedEnglishwords.A.hundredsofB.hundredofC.threehundredsD.threehundredsofLucywrotealettertohermother.A.sixhundredwordsB.six-hundredwordsC.six-hundred-wordsix-hundred-wordsManypeopleintheworldspeakEnglishaslanguage.A.thesecondB.secondWhatdateisittoday?It's.A.mybirthdaytoday.C.SaturdayC.twoD.asecondafinedaySeptember29,2002B.TwiceamonthB.Twicea