2022年人教版中考英语语法复习序数词语法微课ppt课件（含视频）.zip

英语语法微课序数词一，二，一，二，三，四三，四基数词基数词第一，第第一，第二，第三二，第三序数词序数词ten基数词基数词tenth序数词序数词sixsixthtwenty-seventwenty-seventh1基数变序数，一般基数变序数，一般 加加theight基数词基数词eightth序数词序数词twenty-eighttwenty-eight 2已经有已经有t，只加，只加heighthtwenty-eighthnine基数词基数词nineth序数词序数词thirty-ninethirty-ninth3有不发音的有不发音的e，去掉，去掉enin eninth1基数变序数，基数变序数，后后 加加th2已经有已经有t，只加，只加h3去掉不发音的去掉不发音的ethirty-eight,four,eighteen,twenty-nine,fifty-sixthirty-eighth,fourth,eighteenth,twenty-ninth,fifty-sixthfive基数词基数词fiv序数词序数词twelvetwelv4 v变成变成ffifefifthtwelftwelfth4 v变变f3去掉不发音的去掉不发音的efifty-five,fifteen,twelve,fifty-fifthfifteenthtwelfthtwenty基数词基数词序数词序数词fortyfortie5 y变成变成ietwentietwentiethfortiethone基数词基数词first序数词序数词twosecond6 特殊变化特殊变化threethird1st 2nd3rd变化测一测变化测一测fivefifty-five,fifty,twelve,threefifty-eightthirty-nineonefifthfifty-fifthfiftiethtwelfththirdfifty-eighththirty-ninthfirst变成序数词变成序数词twoeightninetwentythirtytwenty-onemillionsecondeighthninthtwentieththirtiethtwenty-firstmillionth用单词的适当形式填空1，This is my _(nineteen)birthday.2,She came _(three)in the 100 meters.3,Two _ of the land is covered with trees.4,Although I failed for four time,I will give it a _(five)try.5,What is the _(two)longest river?答案1，This is my nineteenth birthday.2,She came third in the 100 meters.第三名3,Two fifths of the land is covered with trees.五分之二，分母用序数词4,Although I failed for four time,I will give it a fifth try.又一5,What is the second longest river?顺序口诀记一记口诀记一记基变序，基变序，有口诀。有口诀。一二三特殊记，一二三特殊记，first，second，third八加八加h，九去，九去e，ve要用要用f换，换，整十变整十变y为为ie，尾巴尾巴th别忘记，别忘记，表示几十几，表示几十几，变动个位就可变动个位就可以。以。