1、Unit4 When is Easter?B Lets learnsecondfirstfourthJune 4thFebruary 2ndfifthAugust 1stthird3rdJanuary 3rdJuly 5th4th1st2nd5thFlash gamemath testDec. 1stChinese testEnglish test July 5thApril 4thSports meetOct. 3rdschool tripWhen is the_?Its on _.Mar. 2ndSinging contestWhen is your birthday?Its on Aug

2、ust 21st.twenty-first21sttwenty-oneFebruary 21stDec.21stWhen is grandpas birthday?Its on October 12th.12th twelfthtwelveApril 12thSept. 12thJanuary 12thWhen is grandmas birthday?Its on April 20th.twentieth20thtwentyAugust20thMarch20thOct.20thWhen is Dads birthday?Its on November 30th.thirtieth30thth

3、irtyJuly30thMarch30thJune30thWhen is Mums birthday?Its on February 23rd.twenty-third23rdtwenty-threeApril 23rdMay 23rdNov. 23rdWu yifans birthday is on August 21st.Grandpas birthday is on October 12th.Grandmas birthday is on April 20th.Dads birthday is on November 30th.Mums birthday is on February 2

4、3rd.fifth20th 4th22nd3rdsecondfirstthird12th18th1st41stfourthfirstfifthsecondthirdtwelfthtwenty-firsttwentieththirtiethtwenty-third4th5th23rd2nd1st3rd21st30th21st20thtwenty-third twelfthtwenty-firstthirtiethtwentiethtwenty-third twelfthtwenty-firstthirtiethtwentieth23rd 12th21st30th20thPair-work.Whe

5、n is your birthday?My birthday is on_例如例如:第一，第二，第一，第二，firstsecondthirdfourth第二第二第三第三第四第四第一第一fifth(ve變變f)第五第五sixthseventheighth（-t）第六第六第七第七第八第八ninth(-e)第九第九tenth第十第十 u特殊變化的：第一，第二，第三（結尾特殊變化的：第一，第二，第三（結尾t,d,d），第五，），第五，ve要用要用f替）；第八（減替）；第八（減t），第九），第九(減減e),u其他的序數詞要在基數詞后面其他的序數詞要在基數詞后面+th數字11121314基數詞序數詞ele

6、ventwelvethirteenfourteeneleventhtwelfththirteenth fourteenth1516171819fifteenthsixteenthseventeentheighteenth nineteenthsixteenseventeeneighteennineteenfifteen在在11-19的序數詞里面，的序數詞里面，只有只有第十二第十二的變化最為特殊，的變化最為特殊，twelfth1)在第在第1到第到第19之間：之間：特殊變化的：第一，第二，第三，第五，特殊變化的：第一，第二，第三，第五，第八，第九第八，第九,第十二第十二2）其他的序數詞要在基數詞后

7、面）其他的序數詞要在基數詞后面+th數字20304050 基數詞twenty thirtyfortyfifty數字60708090基數詞sixtyseventy eighty ninety十位整數十位整數的序數詞的構成方法的序數詞的構成方法:是將十位整數的詞尾是將十位整數的詞尾 -y ,變成變成 i和和e 再加再加 th;例如：例如：twenty -twentieth基數詞基數詞 twenty thirty forty fifty序數詞序數詞twentieth thirtiethfortiethfiftieth基數基數詞詞 sixty seventy eighty ninety序數序數詞詞si

8、xtiethseventietheightiethninetieth幾十幾（例如幾十幾（例如32 32 ，6868等）序數詞變化方法：等）序數詞變化方法：只是把只是把個位數個位數變成變成相應的相應的序數詞序數詞, , 十位數不變十位數不變例如：例如：21:21:53:53:66:66:twenty-onetwenty-firstfifty-threefifty-thirdsixty-sixsixty-sixthWhen is _?Its on _New years DayFebruary 1stApril Fools DayApril 1stChildrens DayJune 1stChina

9、s National DayOctober 1stMay DayMay 1stWhen is Tree Planting Day ?Its on March 12th .When is Christmas ?Its on December 25th.When is your/your fathers/your mothers birthday?My birthday is on/Its on我的媽媽我的媽媽每一個孩子心中的媽媽都是最好的我媽媽是一個棒極了的廚師 也是一個很會雜耍的特技演員她不但是個神奇的畫家還是全世界最強壯的女人 她是一個仙女，在我沮喪的時候她總是有辦法讓我開心起來 她的歌可以唱得像天使一樣好 她吼起來像一頭獅子 我媽媽真的、真的很棒！我的媽媽像蝴蝶一樣漂亮又舒適的像一把扶手沙發她像貓咪一樣溫柔有時候也像犀牛一樣強悍我媽媽真的、真的、真的很棒