小學(xué)英語基數(shù)詞序數(shù)詞lesson7

Lesson7數(shù)詞什么是數(shù)詞？表示數(shù)目多少或順序多少的詞叫數(shù)詞，數(shù)詞分為基數(shù)詞和序數(shù)詞。表示數(shù)目多少的數(shù)詞叫基數(shù)詞；表示順序的數(shù)詞叫序數(shù)詞。

基數(shù)詞onetwothreefourfivesixseveneightLet’scount!1-12onetwothreefourfivesixseveneightnineteneleventwelve

13-19thirteenforteenfifteensixteen

seventeeneighteennineteenLet’sreview102030405060708090100tenthirtyfortyseventysixty

OnehundredfiftyninetytwentyeightyCanyoureadthem?

hundred百

thousand千million百萬billion十億Let’sdoapractice!facetofacenumbertonumberone---firsttwo---secondthree---thirdfour---fourthfive---fifthsix---sixthseven---seventheight---eighthnine---ninthten----tenth序數(shù)詞eleven---eleventhtwelve---twelfththirteen---thirteenthfourteen---fourteenthfifteen---fifteenthsixteen---sixteenthseventeen---seventeentheighteen--eighteenthnineteen---nineteenthtwenty---twentieththirty---thirtiethforty---fortiethfifty---fiftiethsixty---sixtiethseventy---seventietheighty---eightiethninety---ninetiethordinalnumberstenthnintheighthseventhsixthfifthfourththirdsecondfirst一、二、三，特殊記，加th從4起，八少“t”，九去“e”，“ve”要用“f”替，(five,twelve)見“y”變成“i”和“e”，詞尾加上“th”，(twenty,thirty,---ninety)若是遇到幾十幾，只變個(gè)位就可以。

ordinalnumbers(序數(shù)詞)Canyousaytheirordinalnumbers?12357283231578215145306389日期

dateWhat’sthedatetoday?It’sMay14th.Whatisthedatetoday?TodayisOctober30thWhatwasthedateyesterday?ItwasOctober29thWhatisthedatetomorrow?ItisOctober31st.ItisHalloween.Whatisthedatetoday?ItisFebruary2nd.Whatisthedatetoday?ItisApril22nd.WhenisTeacher’sDay?It’sonSeptember10th.WhenisChildren’sDay?

It’sonJune1st.WhenisChristmasDay?It’sonDecember.25thWhenisNewYear'sDay?ItisonJanuary1st.WhenisValentine'sDay?ItisonFebruary14th.WhenisTree-plantingDay?ItisonMarch12th.WhenisWomen'sDay?ItisonMarch8th.Einstein（1879.3.14-1955.4.)HisbirthdayisonMarch14th.LuXun.HisbirthdayisonSeptember25th(1881.9.25-1936.10.19)Whenisyourbirthday?It’son_______.序數(shù)詞練習(xí)題一、寫出下列基數(shù)詞的序數(shù)詞。seven－

two－

sixteen－

one－

three－

eight－

nine－

twelve－

twenty－

five－

thirty－

twenty-two－

thirty-five－

twenty-eight－

twenty-four－

thirty-one－

twenty-nine－二、寫出下列序數(shù)詞的縮寫形式或完整形式

first－

nineteenth－

twenty-eight－

eleventh-twelfth-3rd－

12th－

20th－80th－29th－三、寫出下面日期、節(jié)日相對(duì)應(yīng)的英語表達(dá)。二月二日 五月三日

八月五日

七月十二日

九月二十一日

十一月十三日國慶節(jié)愚人節(jié)元旦節(jié)萬圣節(jié)情人節(jié)勞動(dòng)節(jié)四、根據(jù)句子意思填空。1.Children’sDay（兒童節(jié)）isonthe

ofJune（六月）.2.

Thereare

months（月）inayear(年).3.Teacher’sDay(教師節(jié))isonthe

ofSeptember（九月）.4.TheMid-autumnFestivalison

(八月十五)inlunarcalendar5.Nationaldayison

(十月一日).五、選擇填空(

)1.Mycousin’sbirthdayinonthe_____

ofOctober.

A.three

B.first

C.thesecond(

)2.Whatisthedatetoday?It’s

_____ofApril.

A.

twelfth

B.the12th

C.12th(

)3.Thereare______daysinaweek.

A.thesevenB.seventhC.theseventhD.seven(

)4.Sundayisthe______dayofaweek.

A.one

B.first

C.second(

)5.Twenty-eig