五年级下册英语Unit4 When is Easter?PB Let\'s learnLet’s sing下一页Free talkA: When is Tree-planting Day? B: It’s on March 12th. A: When is Children’s Day? B: It’s on June 1st. ……基数词变序数词口诀：基变序，有规律，词尾加上th 一、二、三（first, second, third)特殊记 th从四上起，ve要用f替five—fifth—5th twelve—twelfth—12th基数词变序数词口诀：整十的基数变序数，词尾“ty”变”tie”,再加”th”twenty----twentieth---20ththirty----thirtieth---30th基数词变序数词口诀：遇上几十几，十位变基数，个位变序数，”th”最后加上。twenty-one twenty-first 21thtwenty-three twenty-third 23th基数词变序数词口诀：整十的基数变序数，词尾“ty”变”tie”,再加”th”遇上几十几，十位变基数， 个位变序数，”th”最后加上。基变序，有规律，词尾加上th 一、二、三（first, second, third)特殊记 th从四上起，ve要用f替你会背了吗？practicetwelvetwelfth12thfifteenfifteenth15theighteeneighteenth18thfortyfortieth40thfifty-onefifty-first41thseventy-fiveseventy-fifth75th请写出下列基数词的序数词及缩写形式。Hi, I am Tony. I am making a birthday chart for my family.My mum’s birthday is on February 23rd.February 23rdNovember 30thMy dad’s birthday is on November 30th.October 12thMy grandpa’s birthday is on October 12th.April 20thMy grandma’s birthday is on April 20th.August 21stMy birthday is on August 21st.listen and follow下一页Let\'s readMy grandpa’s birthday is on October 12th. My grandma’s birthday is on April 20th. My dad’s birthday is on November 30th. My Mum’s birthday is on February 23rd. My birthday is on August 21st.practicefifty twenty-one twelve nineteen twenty thirty-five sixty seventy-eightfiftiethtwenty-firsttwelfthnineteenthtwentieththirty-fifthsixtiethseventy-eighth请说出下列序数词的基数词请读出出现的时间practice Dec.21thMar.13thOct.30thAug. 26thApr.19thJan.20thFeb.12thMar.24thMay.15thMay 11thJune 23thJuly 28thWhich floor is it?例：the fourth floorpractice12345678910111213141516171819202122Pair workMum’s birthday October 12thDad’s birthday April 20thMy birthday August 21stGrandma’s birthday April 20thGrandpa’s birthday October 12thWhen is your dad’s birthday?It’s on April 20thOctober 1st China’s National DayMay 13th School tripJune 4th Grandpa’s birthdayJuly 15th Chinese test( )1.Grandpa’s birthday is on June 4th. ( )2.The school trip is on May 13th. ( )3.The Chinese test is on June 15th. ( )4.China’s National day is on July 7th.一、根据日程表，判断下列句子是”T”否“F”正确。practiceTTFFhomework1.抄写新单词。 2.操练所学句型。
