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1、九年级 冠词+数词+连词冠词1. 定义用在名词前面，帮助说明名词的含义2. 不定冠词 a, an1) a 用在以辅音音素开头的单数可数名词前an用在以元音音素开头的单数可数名词前2) a/an用于单数可数名词前，表“一”，但数的概念没有one强3) 第一次提到某人或某物，起介绍作用，而非特指时，用不定冠词4) 表示类别，泛指一类人或事物中的某一个5) 表示某人或某物，但不具体说明何人何物6) 表“每”，相当于every7) 固定短语：have a good time, in a hurry, all of a sudden, What a pity!等3. 定冠词的用法1) 定冠词the, 用
2、来特指某人或某物，或用于第二次提到的某人或某物2）指交谈双方都知道的人或物3）用在世界上独一无二的事物前the earth, the sun, the moon等4) 用在序数词或形容词最高级前the second, the best5) 用在乐器名称前6) 用在姓氏的复数形式前，表示“一家人”或“夫妇”7) 用在单数可数名词或某些形容词前，表整体或类别8) 用在表示方位的名词前9) 用在普通名词构成的专有名词前，表示山脉、海洋、江河、湖泊、群岛、建筑物、名胜古迹等，或表示机关、团体、报刊、杂志、朝代、时代等，还可以表示国名。10) 用在被定语从句或介词短语所修饰的名词前。11) 固定词组：l
3、ook the same, by the way, in the morning, in the end等12）形容词和副词比较级构成 “thethe”的句式中，表“越越”4. 不用冠词的情况1) 表一类人或事物的复数名词前2) 不含普通名词的专有名词和人名、地名等专有名词前，表示泛指的物质名词和抽象名词前3) 节日、星期、月份、季节前4) 指示代词、物主代词、不定代词和名词的所有格前5) 三餐饭、球类、棋类、学科类的名词前（但如果在breakfast, lunch等前面有形容词时，要加a）6) 在称呼语或表示头衔、职务等名称前：Mr. Smith, Doctor Brown, Uncle J
4、ackson7) 街道、广场、公园、桥梁、学校等名称前不加冠词，如：Eighth Avenue, Zhongshan Park, Times Square, Zhangjiang Bridge, Zhejiang University8) 交通手段：by bus, by bike, on foot9)固定短语：at night, at home, at work, at school, go home, go to bed, go to school, after class, in English 等数词1. 基数词的构成和用法(1) 基数词表示基本的数字1-12有各自的独立形式one, t
5、wo, three, four, five, six, seven, eight, nine, ten, eleven, twelve13-19在对应的3-9的末尾加teen特殊：thirteen, fifteen, eighteen20-90整十位的都以-ty结尾特殊：twenty, thirty, forty, fifty, eighty21-99整十位外，先说“十位”，再说“个位”，中间用连字符好“-”23：twenty-three 101-999百位数+and+两位数的表达法123：one hundred and twenty-three四位数及以上的读法从后往前，每三位为一段，并用逗
6、号隔开。第一个逗号前是thousand，第二个逗号是million,第三个逗号是billion86,543,983,506 eighty-six billion five hundred and forty-three million nine hundred and eighty-three thousand five hundred and six(2) 基数词表示模糊数字的用法表示具体精确数字hundred, thousand, million, billion都不用变化表示几十，几百，几千，成千上万hundreds of, thousands of, millions of, bill
7、ions of2. 序数词的构成和用法1-3first, second, third4-19在基数词后面加 “th”特殊：fifth, eighth, ninth, twelfth20-90逢十，末尾 “y”改为 “ie”，再加 “th”Eg: thirtieth, seventieth21-99前面的十位数用基数词，后面的个位数用序数词，中间用连字符好“-”sixty-fifth, ninety-ninth, forty-second序数词的缩略形式1st, 2nd, 3rd, 4th, 55th3. 日期的读写方法(1)年份的表达法基数词表达先读前两位，再读后两位，介词inin 1949：
8、in nineteen forty-nine特殊读法2009：two thousand and nine(2)日期的表达法美式：月日年December 18th, 2009英式：日月年18th December, 20094. 时间的表达法先点后分5:47five forty-seven先分后点分不超过30：past4:23 twenty-three past four分超过30：to5:47 thirteen to six一刻钟quarter5:15 a quarter past five; 8:45 a quarter to nine半点half7:30 half past seven整点
9、oclock10:00 ten oclock5. 分数的表示方法分子基数词分母序数词 若分子大于等于2，则分母的序数词后要加-s1/3 one third, 2/3 two thirds整数与分数用and连接one and a half apples=one apple and a half6. 标号事物的表达方法Room 506; No. 2 Middle school; Lesson 5; Page 123; Bus No. 7冠词和数词练习1. We often have sports after class, and I like to play _ basketball.A. a B
10、. an C. the D. 不填2. Tom is _ English. He is _ English boy.A. an; an B. /, an C. /, / D. a, a3. My uncle told me he was going to visit _.A. the United State B. The United States C. the United States D. United State4. We should think of _ old and _ sick.A. a, a B. an, a C. the, the D. /, /5. The littl
11、e boy wishes to be _.A. Yang Liwei B. the Yang Liwei C. this Yang Liwei D. a Yang Liwei6. Mum, where is my CD player? Its in _ white bag on your desk.A. a B. an C. the D.不填7. _ February is the second month of the year.A. The B. A C. / D. An8. Can you write the number eighty-five thousand, six hundre
12、d and twenty-six?Yes, it is _.A. 856620 B. 85626 C. 58662 D. 586269. David helps his mother with the housework every Saturday for about _.A. one and half hours B. a half and an hour C. an hour and half D. one and a half hour.10. It is said that SARS has killed more than _ people worldwide.A. Three h
13、undreds B. three hundreds C. three hundreds D. three hundred11. Both of the two rulers are broken. I want to buy a _ one.A. three B. third C. forth D. /12. You can have _ second try if you fail _ first time.A. the, / B. /, a C. the, a D. a, the13. _ sun is bigger than _ earth.A. A, the B. A, an C. T
14、he, an D. The, the14. Toms brother hit Bob on _ nose.A. his B. the C. its D. a15. _ fine weather we have today! Lets go swimming.A. What a B. How C. What D. How a16. Which is the smallest number of the four?_.A. Two-thirds B. A half C. A quarter D. Three-fourths17. Tina looks really pretty tonight.Yes, she always looks her best in _ of that color.A. dress B. a dress C. that dress D. the dress18. We select Tom _ monitor of our class for _ second time.A. /, a B. the, a C. the, the D. a, a19. According to the recent reports, _ tiger is in _ danger of dying out.A.
