Unit 8 When is your birthday?
revision
months of the year 月份再现
-What is the date today?
-It’s January 11th.
1st   first2nd  second3rd   third4th   fourth5th   fifth6th   sixth7th   seventh
8th    eighth9th    ninth10th   tenth11th   eleventh12th   twelfth13th   thirteenth20th   twentieth