数词 冠词专项（课件）科普版英语六年级下册

小学英语小升初专项 数词专项 01 数 词 数词     分类： 基数词 ： 表示数目多少 序数词 ：顺序先后的词 基数词和序数词 常考的基数词和序数词对照表 基数词 序数词 数字写法 one first 1st two second 2nd three third 3rd four fourth 4th five fifth 5th six sixth 6th seven seventh 7th 基数词 序数词 数字写法 eight eighth 8th nine ninth 9th ten tenth 10th eleven eleventh 11th twelve twelfth 12th twenty twentieth 20th 常考的基数词和序数词对照表 基数词 序数词 数字写法 twenty­one twenty­first 21st twenty­two twenty­second 22nd twenty­three twenty­third 23rd twenty­four twenty­fourth 24th one hundred one hundredth 100th one hundred and one one hundred and first 101st 常考的基数词和序数词对照表 基数词变序数词口诀： 基变序，有规律，一二三，特殊记， （即 first ，second ，third ） 八减 t ， (eight-eighth) 九去 e ， (nine-ninth) ve变f ，再加th. (five-fifth, twelve-twelfth) ty 变成tie ，再加 th (即以ty 结尾的整十数，ty 变成tie：twenty-twentieth,thirty-thirtieth....)， 若是遇到几十几，十位基数个位序。 序数词应注意的几点事项: 1. 多位数的基数词变成序数词时,只需将末位基数词变成序数词,前边的 基数词不变。 如: forty-two 42 the forty-second 第 42 2. 当序数词用缩写时,必须在数字后加上序数词的最后两个字母。 如: twety-first = 21st 第 21 3.序数词前一般要用定冠词the. 一、单选题 1．My hands have ______ fingers. ( )A．five B．twenty C．ten 2．I’m ______ years old. ( ) A．five B．one 3．—What’s six plus twenty-one? ( )—It’s ______. A．26 B．36 C．27 D．15 4．Eight, nine, ten, ___________, twelve. ( ) A．five B．six C．eleven 5．October is the ______ month of a year. ( ) A．tenth B．eleventh C．ten 6．—Where’s the teachers’ office? ( ) —It’s on the __________ floor. A．one B．second C．two 7．Two and (加) four is ________. ( ) A．five B．six C．seven 8．Forty-five and twenty-four is ________. ( ) A．fifty-nine B．Sixty-nine C．forty-nine 二、用单词正确形式填空 1．Chinese National Day is on ______ (one) of October. 2．I see __________ (nine) birds in the zoo. 3．The ______ (five) animal is a dragon. 4．The art room is on the ______ (three) floor. There are ______ (three) pianos in the room. 5．Our ______ (one)