英语数词用法

G．人的不确切岁数或年代，用几十的复数形式。 He became a professor in his thirties． It was in the 1960s． H．基数词的句法功能 可作主语、宾语、定语、表语、同位语。 The two happily opened the box．（作主语） They three tried to finish the task （作同位语） 2. 序数词 表示顺序的词称为序数词。 A．第一至第十九 特殊: first， second， third， fifth，eighth， ninth， twelfth 其他: 添加“th”。如 sixth、nineteenth．
10. He went down to the village which was ___miles away from the city. A. three hundreds B. three hundred B. three hundred C. three hundreds of
五、分数表示法 1. 基数词作分子，序数词作分母，除了分子是“1”， 其它情况下序数词都要用复数形式 2. 当分数后面接名词时，如果分数表示的值大于1， 名词用复数；小于1，名词用单数。 1 1/2 hours 一个半小时（读作 one and a half hours） 七、百分数表示法 百分数用基数＋percent表示 50％ fifty percent 百分之五十 percent不用复数形式。
二、时刻表示法 1. 几点钟 5:00 读作 five o’clock 2. 几点过几分 five past seven 七点过五分 half past six 六点半 a quarter past eight 八点过一刻 3. 几点差几分 ten to eight 差十分八点 a quarter to twelve 差一刻十二点 twenty to six 差二十分六点
another, other, more修饰数词的用法 修饰数词的用法 1. another A) another+名词单数 B)表“另外的、额外的、附加的时，+few或具 体数字的复数 1．—Have you finished your report yet？ —No，I will finish it in 10 minutes． A．another B．Other C．more D．less 2．The strike may last another three days．罢 工可能还要持续三天。 2. other +复数名词，置于数词之后 B)但与定冠词the连用时，other要放在数词前。
2．more还可与a little，a few，a lot，several等词 连用 （1）There are many more dictionaries on the desk．课桌上有许多词典。 （2）Would you like some more tea？再喝点茶好 吗？ 4. 名词省略 如果前后意思清楚，another或more后面的名词可 以省去。如： 1．I climbed the stairs slowly，carrying a big suitcase，my father following with two more．
选择填空。 1．March is ____month of a year． A． a three B． the third C． a third 2．We will have a meeting at 8:05____． A．five to eight B．eight five C．eight o five C．eight o five 3．Eight plus eight is____. A．sixteen B．sixty-four C．one A．sixteen 4．He is an ____boy． B．eight-year-old A．eight years B．eight-year-old C．eight-years-old 5．We will have a___ walk． A．ten minutes B．ten minutes' C．ten-minutes
C．序数词的缩写形式:阿拉伯数字后加上th。 irst—lst second—2nd third—3rd fourth—4th twentieቤተ መጻሕፍቲ ባይዱh—20th twenty-third—23rd D．序数词的句法功能 序数词在句中可作主语、宾语、定语和表语。 The second is what I really need．（作主语） He choose the second．（作宾语） We are to carry out the first plan．（作定语） She is the second in our class．（作表语）
C．从 21——99 特殊:twenty，thirty, forty，fifty，eighty 21 twenty-one D．百位数 101 a hundred and one E．千位数以上 thousand million百万 billion十亿 F．1)基数词表示确切的数时，不用复数形式. 2)表示不确切数，如成百、成千上万，则用 复数。 There are hundreds of people in the hall． 320 three hundred and twenty
1Tony is going camping with _boys next Sunday． A．little two other B．two little other C．two other little D．little other two 3．Do you know where he found the other two photos？另外两张照片 3. more 1．more 1）She has got five more electric fans．她还有 五台电扇。
注：通常前面要加定冠词 the；但出现不定冠词a 或an时，则表示“再—”，“又—”。 We'll go over it a second time． 另外，基数词也可以表示顺序。 the first lesson——Lesson One the twenty-first room——Room 21（twenty-one）
英语数词用法
数词分基数词和序数词两类。 一、 数词的分类 1. 基数 A．从1——10 one，two，three，four，five，six，seven， eight，nine，ten ． B．从 11——19 eleven，twelve， thirteen， fourteen， fifteen， sixteen， seventeen，eighteen， nineteen．
四、加减乘除表示法 1. “加”用plus，and或add表示 加 How much is two plus three? It is five． Two and three is equal to five． 2. “减”用 minus 减 How much is ten minus six? 3. “乘”multiply 乘 3X4＝? How much is three times four? 4. “除”用divide的过去分词形式表示 除 16÷4=? How much is sixteen divided by four?
6．The wall is____. A．four meters long B．four meter long C．four-meter long 7．What's the date today? It's___． A．March the eight B．March eighth C．eight，March 8 It 8．It happened in the 1040's． 1040's A． in the forties of the eleventh century． A． in the forties of the eleventh century． B． in the forties of the tenth century． C． in the forty 9．About_____________ of the earth\'s surface is covered with water. A. three-fours B. three-fourth C. three-fourths C. three-fourths
B．从第二十至第九十九 变y为i，再加“eth”构成。 twenty——twentieth thirty——thirtieth 表示第几十几时，用几十的基数词+连字符 “－”+个位序数词。 thirty-first 第三十一 fifty-sixth 第五十六 seventy-third 第七十三 ninety-ninth 第九十九