U7T1SA.ppt

Do you know the numbers from 1 to 20? 30? 40? ... 100? Work out the rules of forming ordinal numbers and fill in the blanks. Work out the rules of forming ordinal numbers and fill in the blanks. 基变序 有规律 Unit 7 The Birthday Party Topic 1 When is your birthday? Section B How many months are there in a year? Do you know them? There are twelve months in a year. December November March October February September August July June May April January 学习目标： 1.掌握序数词的拼读与拼写规则。 2.学习英语中日期的表达法和读法。 3.谈论出生日期。 How many people are running? Who is the first? 1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 9 nine first second third fourth fifth sixth seventh eighth ninth 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10 ten 11 eleven 12 twelve 13 thirteen 14 fourteen 15 fifteen 16 sixteen 17 seventeen 18 eighteen _______ ________ twelfth _________ _________ _________ _________ _________ _________ 10th 11th 12th 13th 14th 15th 16th 17th 18th tenth eleventh thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth 19 nineteen 20 twenty 21 twenty-one 29 twenty-nine 30 thirty 40 forty 50 fifty _________ twentieth twenty-first twenty-ninth thirtieth fortieth ________ 19th 20th 21st 29th 30th 40th 50th Work out the rules of forming ordinal numbers and fill in the blanks. nineteenth fiftieth 60 sixty 70 seventy 80 eighty 90 ninety 100 one hundred 101 one hundred and one __________ __________ __________ __________ one hundredth one hundred and first 60th 70th 80th 90th 100th 101st Work out the rules of forming ordinal numbers and fill in the blanks. sixtieth seventieth eightieth ninetieth 结合以上的变化，你能总结出基数词变序数词的规律吗？ Work in groups: Listen, read and practice first second third 8加h，9去e eighth ninth 5和 12 改ve 为f five——fifth twelve——twelfth 整十改y为ie twe