1、Unit 4 Whose Cap Is This？,Lesson 2,Can you count?,0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20,Do you know?,21,22,24,23,25,26,27,28,29,?,thirty,How many cows?,30,31,32,33,34,35,36,37,38,39,?,forty,How many horses?,40,fifty,How many trees?,50,sixty,How many ducks?,60,thir-teen,four-teen,fif-t
2、een,six-teen,thir-ty,for-ty,fif-ty,six-ty,Lets Practice（练习）,Which word is missing?,规则：看一看，想一想，哪个单词不见了？,thirty,fifty,thirty,fifty,forty,sixty,forty,sixty,thirty,forty,fifty,thirty,forty,fifty,Lets play a game.,Fill in the blanks according to the letters.,规则：根据大小写字母所代表的数字填空,thirty-five,sixty-six,fifty-two,twenty-nine,forty-four,twenty-three,fifty-one,66,52,29,35,44,23,51,Summary:,30,thirty,40,50,60,forty,fifty,sixty,How many?,Thirty/Forty,Goodbye!,
