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1、定冠词the的用法：定冠词the与指示代词this ,that同源,有“那(这)个”的意思,但较弱,可以和一个名词连用,来表示某个或某些特定的人或东西.(1)特指双方都明白的人或物Take the medicine.把药吃了.(2)上文提到过的人或事He bought a house.他买了幢房子.Ive been to the house.我去过那幢房子.(3)指世界上独一无二的事物the sun ,the sky ,the moon, the earth(4)单数名词连用表示一类事物the dollar 美元the fox 狐狸或与形容词或分词连用,表示一类人the rich 富人the
2、living 生者(5)用在序数词和形容词最高级,及形容词 等前面Where do you live?你住在哪?I live on the second floor.我住在二楼.Thats the very thing Ive been looking for.那正是我要找的东西.(6)与复数名词连用,指整个群体They are the teachers of this school.(指全体教师)They are teachers of this school.(指部分教师)(7)表示所有,相当于物主代词,用在表示身体部位的名词前She caught me by the arm.她抓住了我的
3、手臂.(8)用在某些有普通名词构成的国家名称,机关团体,阶级等专有名词前the Peoples Republic of China 中华人民共和国the United States 美国(9)用在表示乐器的名词前She plays the piano.她会弹钢琴.(10)用在姓氏的复数名词之前,表示一家人the Greens 格林一家人(或格林夫妇)(11)用在惯用语中in the day, in the morning.the day before yesterday, the next morning.in the sky.in the dark.in the end.on the who
4、le, by the way. a与an的用法区别a用于辅音前；an用于元音前.一般说来,元音字母发元音,辅音字母发辅音,但需请注意以下3点：1.拼写以辅音字母开头读音却以元音开头的单词hour,honest,honor等单词的拼写虽然以辅音字母h开头,但其读音却以元音开头,因此,前面要用等单词的拼写虽然以辅音字母an.可熟记下面这句话：An hour ago,an honest man accepted an honorable task.(一小时前,一位诚实的人接受了一项光荣的任务.) 2.拼写以元音字母开头读音却以辅音开头的单词useful,university,usual,Europe
5、an,united,one-eyed,one-way等单词的拼写虽然以元音字母开头,但其读音却以元音开头,因此,前面要用a等单词的拼写虽然以元音字母开头,但其读音却以元.可熟记下面这句话：In a university,a European and a one-eyed man walk along a one-way road with a usual tool.This is a usual thing.(在一所大学里,有一个欧洲人和一个独眼龙拿着有用的工具沿着一条单行道行走,这是件平常的事.)如：Five years ago her brother was _ university st
6、udent of _ physics.(上海卷)A.a; the B.an; the C.an; / D.a; / 【分析】答案选D.因为university是以辅音j开头的要用a,排除B和C；physics是学科名词,前面不用冠词.3.英文字母前用a还是用an的问题在26个英文字母中,a,e,i,o,f,h,l,m,n,r,s,x等12个字母的读音是以元音开头的,其余字母则是以辅音开头的.如：Please pay attention to your spelling.You have dropped _ ”m” here.(全国卷)A.an B.the C./ D.a【分析】答案选A.因为字
7、母答案选m的发音是以元音e开头的,所以用an；这里的an的意义与one相当,表示“一个”.不定冠词a(an)的用法 1 表示“一”这个数量概念,比one意思稍弱 e.g.:The plan will be ready in a week or two.2 表示某人或某物,但不具体说明哪个,相当于any e.g.:This poem was written by a student.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.:The plan will be ready in three weeks.3 表示某一类人或事物 e.g.:Even a
8、child can answer this question.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.:I take a two-mile walk twice a day.5 用于固定词组 e.g.:have/take a shower have/take a bath take a walk give a lecture a lot of a couple of as a rule have a headache a few a little a bit 6.不定冠词用于有形容词修饰的季节,日期前面 The traf
9、fic accident happened on a Sunday towards the end of July.英语中哪些情况在名词前不用加冠词1）国名,人名前通常不用定冠词：England ,Mary；2）泛指的复数名词,表示一类人或事物时,可不用定冠词；They are teachers.他们是教师.3）抽象名词表示一般概念时,通常不加冠词；Failure is the mother of success.失败乃成功之母.4）物质名词表示一般概念时,通常不加冠词,当表示特定的意思时,需要加定冠词；Man cannot live without water.人离开水就无法生存.5）在季节
10、、月份、节日、 假日、日期、星期等表示时间的名词之前,不加冠词；We go to school from Monday to Friday.我们从星期一到星期五都上课.6）在称呼或表示官衔,职位的名词前不加冠词；The guards took the American to General Lee.士兵们把这个美国人送到李将军那里.7）在三餐、球类运动和娱乐运动的名称前,不加冠词 如：have breakfast,play chess 8）当两个或两个以上名词并用时,常省去冠词；I cant write without pen or pencil.没有钢笔和铅笔,我就写不了字.9）当by 与火
11、车等交通工具连用,表示一种方式时,中间无冠词；by bus,by train； 10）有些个体名词不用冠词；如：school,college,prison,market,hospital,bed,table,class,town,church,court 等个体名词,直接置于介词后,表示该名词的深层含义；go to hospital去医院看病go to the hospital 去医院 (并不是去看病,而是有其他目的)11)不用冠词的序数词；a.序数词前有物主代词 b.序数词作副词 He came first in the race.c.在固定词组中 at (the) first,first
12、of all,from first to last1. When Linda was a child, her mother always let her have _ bed.A. the breakfast in B. the breakfast in the C. breakfast in D. breakfast in the2. Beyond _ stars the astronaut saw nothing but _ space.A. the, 不填 B. 不填，the C. 不填，不填 D. the, the3. Alexander Graham Bell invented _
13、 telephone in 1876.A. 不填 B. a C. the D. one4. After watching _ TV, she played _ violin for an hour.A. 不填，不填 B. the, the C. the, 不填 D. 不填，the5. Many people are still in _ habit of writing silly things in _ public places.A. the, the B. 不填，不填 C. the, 不填 D. 不填，the6. Paper money was in _ use in China whe
14、n Marco Polo visited the country in _ thirteenth century.A. the, 不填 B. the, the C. 不填，the D. 不填，不填7. Have you seen _ pen? I left it here this morning. Is it _ black one? I think I saw it somewhere.A. a, the B. the, the C. the, a D. a, a8. She is _ newcomer to _ chemistry but she has already made som
15、e important discoveries.A. the, the B. the, 不填 C. a, 不填 D. a, the9. Many people agree that _ knowledge of English is a must in _ international trade today.A. a, 不填 B. the, an C. the, the D. 不填，the10 _ usually go to church every Sunday.A. The Brown B. A Brown C. Browns D. The Browns11. The train is running fifty miles _.A. an hour B. one hour C. the hour D. a hourtob_id_295412. _ earth we live on is
