冠词的分类二、不定冠词的主要用法1.表示“一”这个数量概念,比one意思稍弱e.g.:Theplanwillbereadyinaweekortwo.2.表示某人或某物,但不具体说明哪个,相当于anye.g.:Thispoemwaswrittenbyastudent.注:在1,2两项中,如果名词变复数,把a换成数词或不定代词some,any等即可。e.g.:Theplanwillbereadyinthreeweeks.3.表示某一类人或事物e.g.:Evenachildcananswerthisquestion.注:句中名词变复数时,去掉不定冠词a/an即可。4.和表示时间或度量衡的名词连用表示“每日”、“每斤”等e.g.:Itakeatwo-milewalktwiceaday.5.用于固定词组e.g.:have/takeashowerhave/takeabathtakeawalkgivealecturealotofacoupleofasarulehaveaheadacheafewalittleabit6.不定冠词用于有形容词修饰的季节,日期前面ThetrafficaccidenthappenedonaSundaytowardstheendofJuly.7.用于序数词前面,表示三、定冠词的主要用法1.特指某人、某物,以区别于其他人、物e.g.:Thisistheheadofourdelegation.2.用于谈话双方都明确的人、物前e.g.:Takethemedicineaftermeals.3.用于上文提到过的人、物前e.g.:Thereisanewbookonthedesk.Givemethebook.4.用于世界上独一无二的事物前e.g.:the(sun,moon,earth,sky,world,globe,equator(赤道),universe(宇宙),atmosphere)5.用于序数词前e.g.:thefirstone,thesecondone,etc.6.用于形容词最高级前e.g.:Autumnisthebestseasonhere.7.用于表示方位(东、西、南、北、中、左、右)的名词前e.g.:TianjinisintheeastofChina.但fromeasttowest之类的结构除外8.用于某些江、河、湖、海、山川、海湾、沙漠前e.g.:theYangtzeRiver,theYellowRiver,theBaltic(Sea)(波罗的海),theHimalayas(喜马拉雅山),theTaiwanStraits,theSahara(撒哈拉沙漠)9.用于由普通名词构成的专有名词前,如国家、组织机构、某些报纸名e.g.:thePeople’sRepublicofChina,theUnitedNations,theTimes,thePeople’sDaily10.用于姓氏复数前,表示一家人,e.g.:theBrowns布朗一家11.用于形容词前,表示一类人,e.g.:theold,thepoor12.用于演奏的乐器、文娱艺术活动等名称前e.g.:play(thepiano,theviolin,theflute,thecello),goto(thecinema,,thetheatre,themovies,theconcert)13.用于逢十的复数数词之前,指世纪的某个年代e.g.:inthe1990s(二十世纪九十年代)14.用于表示发明物的单数名词前e.g.:AlexanderGrahamBellinventedthetelephonein1876.15.用于单数可数名词前,表示某一类人或事物e.g.:Thehorseisausefulanimal.16.当用来指人体部位时,在介词之后通常用the来代替物主代词e.g.:Ihadacoldinthehead.(头部受了风)Hebecameveryredintheface.Hewaswoundedintheleg.Hetook(lead,seize,catch)mebythearm(hair…).beatsb.onthenose/head,beblindintheleft(right)eyebedeafintheleft(right)ear17.用于某些固定词组e.g.:inthemorning(afternoon,evening,daytime)atthemomentonthephonethewholedaybythewayintheendontheotherhandonthewhole(大体上)对应的asawhole(就整个来看)inthecity对应的intownatthebackof(inbackof)对应的infrontof(在…前面)在…后面inthedistance(在远处)对应的atadistanceof+数词(在多远处)四、不用冠词的场合1.可数名词复数、不可数名词表示一类或泛指时e.g.:Teachersmustlovetheirstudents.Unityisstrength.2.专有名词(洲、国家、人名)前,一般不用冠词e.g.:Asia,Japan,Jim3.球类、棋类等体育运动以及三餐前e.g.:play(volleyball,tabletennis,chess,cards)have(breakfast,lunch,dinner)注:如特指某一餐,需加不定冠词a/ane.g.:Theyhadawonderfuldinneratthathotellastnight.4.学科、语言、(医学中)大部分疾病名、某些报刊名前e.g.:chemistry,English,Highbloodpressure,ChinaDaily5.季节、月份、星期、节日前,一般不加冠词,但有限定性定语修饰或表示一特定的时间时,就要加定冠词e.g.:SchoolbeginsinSeptember.WehavefewclassesonSaturday.但:ShecametoTianjininthespringof1998.Wheredoyouplantospendthesummer?6.大多数学校、街道、公园、广场、...