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用心 爱心 专心 初二英语数词、冠词初二英语数词、冠词外研社(初中起点)外研社(初中起点) 【本讲教育信息本讲教育信息】 一. 教学内容: 数词、冠词 教学内容 一. 基数词 (一)基数词 112 是独立的单词。 例:one/ two/ three/ four/ five/ six/ seven/ eight/ nine/ ten/ eleven/ twelve (二)1319 基本上是在 39 后加-teen 构成。但 13,15,18 有点特殊。 例:thirteen/ fourteen/ fifteen/ sixteen/ seventeen/ eighteen/ nineteen (三)2090 的整十位数是在 39 后加-ty 构成,但 20,30,40,50 有点特殊。 例:twenty/ thirty/ forty/ fifty/ sixty/ seventy/ eighty/ ninety (四) “几十几”是由十位数词加连字符“-”加个位数合成。 例:twenty-one/twenty-two (五)英语中无“万”的单位,但有“百” 、 “千” 、 “百万” 。表达方式如下: One hundred 一百 one thousand 一千 ten thousand 一万 One hundred thousand 十万 one million 一百万 ten million 一千万 (六)三位数数词要在百位和十位之间加 and. 例:365 three hundred and sixty-five (七)1000 以上的数字要先把数字分段,从后向前数每三位数空 1/4 格,倒数第一个空格 前的数位为千(thousand) ,第二个空格前的数位为百万(million) 。 例:47 635 848 forty-seven million six hundred and thirty-five thousand eight hundred and forty-eight. 二. 序数词 (一)序数词除了 first, second, third 有各自的形式外,其余的都是基数词上加-th 构成,但 以-y 结尾的基数词要变 y 为 ie 再加 th,以-ve 结尾的要变 ve 为 f 再加 th。以-t 结尾的直接 加-h。十位以上的基数词变成序数词时,只把个位数变成序数词即可,十位不变。变化口 诀:8 去 t,9 去 e,ve 变 f,y 变 ie。 (二)序数词的缩写形式是由阿拉伯数字加上序数词的最后的两个字母构成。 例:1st/2nd/3rd/ 三. 冠词是虚词,一般放在所说明的名词前面,用来说明名词所指的人或物。冠词分为定 冠词 the 和不定冠词 a, an 两种。 定冠词的用法定冠词的用法 用心 爱心 专心 (一)特指某(些)人或某(些)物,或由上下文可知所指的东西非常明显,或特指的范 围内的人或物。 例:Beijing is the capital of China. (二)用于第二次提到的人或事物的名词前。 例:I saw a film last night, the film is about a scientists life. (三)用于世界上独一无二的事物前。 例:The moon moves round the earth. (四)用于说话双方都知道的人或事物前。 例:Please pass me the ball. 不定冠词的用法不定冠词的用法 不定冠词有 a 和 an,表示“一”或“一个” 。a 用于辅音开头的词前,an 用于以元音开 头的词前。 例:a desk a boy an apple an hour (一)第一次提到某人或某物时,用 a, an 起介绍作用。 例:My father is a driver. (二)用于可数名词前表示泛指一类人或事物。 例:A student should study hard. (三)用来表示数量,含有“一”的意思,也可以表示单位、数量、长度、时间等,含有 “每”的意思。 例:I have a blue jacket. He drives at 80 miles an hour. 不用冠词的情况不用冠词的情况 1. 在球类运动名称、一日三餐、学科、棋类游戏前一般不用冠词。 例:play football have breakfast have supper We like English and mathematics very much. 2. 在表示交通手段的介词短语中。 例:You can get there on foot. 3. 在季节、日期、星期前不用冠词,但当它们后面带有修饰语时,它们前面就要加定冠 词 the。 例:I will visit you in August. On Monday we have two Chinese lessons. 4. 节日前一般不用冠词。 例:New Years Day Teachers Day 用心 爱心 专心 【模拟试题模拟试题】 (答题时间:30 分钟) 选择填空: (一) 1. Have you seen such _interesting film before? _film is about _naughty boy named Tom. A. an, The ,anB. an, The ,a C. a, The, an D. an, A, an 2. _Greens are having _breakfast at home. A. /, the B. /, / C. The,/ D. The ,the 3. Here is _old book. And _old book is Jacks. A. an, the B. an ,an C. the, an D. a, the 4. _book on the desk is _useful one. A. The, an B. A, a C. The, a D. The, / 5. _girl sitting at the desk is my friend. A. A B. The C. AnD. / 6. Jim likes to play_ _football and is on_ school team. A. /, the B. /, / C. the, the D. a, a 7. My teacher often comes to _school by _bus. A. the ,the B. /, a C. /,the D. /,/ 8. There is _“r”in the word “short”. A. a B. an C. the D. / 9. Math is _useful subject. You cant drop it, I think. A. an B. a C. the D. / 10. Smith is _honest man. A. a B. the C. an D. / 11. -What color is _orange? -Its _orange. A. an an B. an, the C. an,/ D. /, an 12. We cant see _sun at _night. A. a,/ B. a ,the C. the,/ D. the, the 13. _angry boy at the school gate is Li Ping, my best friend. A. The B. A C. An D. / 14. _Browns are going to the park this Sunday. A. A B. An C. / D. The 15. Well give our English teacher a card for _house in it. A. an B. a C. the D. / 16. Look at _picture! Theres _house in it. A. a, / B. the, the C. a, the D. the ,a 17. One morning he found _handbag. There was _“s”on the corner of _ handbag. A. a ,an ,the B. a ,a, the C. a, a ,a D. the, an, a 18. Lets go out for _ walk. A. an B. a C. the D. / 19. This kind of _bike is made in Tianjin. 用心 爱心 专心 A. an B. a C. the D. / 20. I have _dog ._dog is very lovely. A. a, A B. the, The C. a, The D. the, A (二) 1. More than two_ years ago, people knew little about the universe. A. thousands B. thousands of C. thousand of D. thousand 2. Nearly nine _trees have been planted along the lake since 1998. A. hundred B .hundred of C. hundreds D. hundreds of 3. _dollars is a lot of money. A. Six thousand B. Six thousands of C. Six thousands D. Six thousand of 4. Can you write the number eighty-five thousand six hundred and twenty-six? . A. 85662 B. 85626 C. 58662 D. 58626 5. It is over _years since our Party was founded in 1921. A. seventy B. ninety C. eighty D. eightieth 6. There are usually _days in a year. A. three hundred sixty-five B. three hundred and sixty-five C. three hundred sixty five D. three hundreds and sixty-five 7. I like _best in this book. A. Lesson One B. Lesson First C. the lesson one D. first lesson 8. What time is it? Its_
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