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1、 Jinyuan Middle School 李兴翠 数词 基数词 表示数量的词 序数词 表示顺序的词 基数词的构成 0 12是独立的单词 zero one two three four five six seven eight nine ten eleven twelve 13 19带有后缀teen 20 90各整十位数带 有后缀 ty 21 99十位和个位数之 间要用连字符号 101 999 thirteen fourteen fifteen sixteen seventeen eighteen nineteentwenty thirty forty fifty sixty seventy
2、 eighty ninety 如 21 seven hundred and eight 359 708 如 99 twenty one ninety nine 构成特点 单 词 three hundred and fifty nine 一般基数词变为序数词 4 7 6 fourfourth seventh sixth six seven 直接在词尾加 th 特殊的基数词变序数词 基数词序数词基数词序数词 onetwenty twoforty threeninety eighttwenty one nineforty four five twelve first second third eig
3、hth ninth fifth twentieth fortieth ninetieth twenty first forty fourth one hundred and first twelfthtwelfth one hundred and one 基数词序数词基数词序数词 onetwenty twoforty threeninety eighttwenty one nineforty four five twelve first second third eighth ninth fifth twentieth fortieth ninetieth twenty first forty
4、 fourth one hundred and third twelfth one hundred and three 巧记基数词变序数词 一二三 要牢记 八去t 九去e f代 ve ty结尾很容易 变y为i加上e th结尾是标记 数大数小按规律 末尾数字起变化 得心应手不费力 1 表示页数 电话号码 公共汽车路线 学校 医院 年级 班级 年份等 例如 page 1 读作page one Class One Grade Nine nineteen ninety eight 110 120 119 114 1998年 第一页 九年级一班 2 表达时刻 例如 at five o clock at
5、four ten 或 at ten past four at six fifty 或 at ten to seven 5 00 4 10 6 50 整点 分钟数小于30 分钟数大于30 3 分数的表达法 分数由基数词和序数词合成 分母用序数词 分子用基数词 分子在前 分母在后 当分子大于1时 分母用复数形式 one thirdtwo thirds one fifth three fifths 母序 子基 子前 母后母序 子基 子前 母后 4 hundred thousand million 的用法 如果表示具体的几百 几千 几百万 时 三个单词后都不用复数形式 如果用了复数形式 要跟of连用
6、构成 固定的搭配 hundreds of 成百上千的 thousands of 成千上万的 millions of 数以百万计的 5 由基数词构成的复合词 名词 不用复数形式 而且单词之间必须 用连词符号 连接 一个五岁的男孩 一百一十米跨栏 例如 a five year old boy 110 metre hurdleshurdles 跨栏 跨栏 要小心哦 05年中考题 1 What class are you in Mike I m in A Grade Three Class Two B Class Two Grade Three C class two grade three D gr
7、ade three class two 06年中考题 2 Iraqi 伊拉克的 people died in the Iraq 伊拉克 war A Thousand of B Thousands of C Many thousand of D Thousands 小试牛刀 B B A 3 Liu Xiang 21 is an Olympic winner in the hurdles 跨栏 We re proud of him A 110 metre B 110 metres C 110 metre 4 We have only first earth We must take good ca
8、re of it 06年中考题 5 Where will we have our chemistry lesson this afternoon 06年中考题 In the chemistry lab on the three floor 小试牛刀 one third 考点练习 1 December is the month of the year A twelve B twelveth C twelfth 2 of the newspapers in the world are written in English A Three four B Three fourths C Three f
9、ourth D Third four 3 There are people in Peter s family They live on the floor in a tall building A six eighteenth B six eighteen C sixth eighteen D sixth eighteenth C B A 4 Both of the two rulers are broken I want to buy a one A three B forth C third D 5 people had to leave their hometown 家乡 during the war 战争 A Three thousands B Thousand of C Seven thousands D Thousands of 考点练习 C D
