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an+单数名词:不止一个。如: He is quite a kind guy. 他是一个相当好的人。 He is as great a man as ever lived. 他和从前的任何一个伟人一样伟大。 However clever a student he is,he should follow the teacher’s instructions now. 无论这位学生多聪明,他现在都要服从老师的命令。 二、定冠词的用法 1.用在姓氏复数前,表一家人或夫妻二人。如: The Greens are at table.格林一家在吃饭。 2.用在年代、朝代名词及逢十的数词(表某个年代)前。如: the Tang Dynasty唐朝,the Spring and Autumn Period春秋时期,in the 1990’ s在20世纪90年代 3.用在表度量单位的名词前,表示“每一”。如: I have hired the car by the hour. 我已按小时租了这辆车。 Eggs are sold by the dozen. 鸡蛋论打卖。 4.句型“动词+sb.+介词+the+身体某一部位”中的the不可用人称代词代替。如: take sb.by the arm抓某人的手臂 hit sb.in the face打某人的脸 此外,在be red in the face(脸红),be lame in the right leg(右腿瘸),be blind in the eye(眼瞎)等结构中,名词前要用the。 5.用在某些固定词组中。如: make the most of(充分利用);in the daytime;in the end;in the habit of;not in the least(=not at all);in the distance;in the way(挡路);on the whole(总之);on the right/left;on the other hand;at the same time;at the moment;go to the cine- ma/theatre;go to the doctor’s;the other day(=a few days ago);for the time be- ing(暂时);on the radio/phone(通过无线电/电话);on the spot;to tell(you)the truth;by the way等。 6.定冠词的特殊位置:在名词词组中,定冠词一般放在最前面,但名词词组中 如果有exactly,just,half,double,twice,all,both,off 等修饰时,定冠词要放在这 些词后面。如: exactly the same color相同的颜色 | 
