外研版小学英语课件-Module 5 Unit 2 There are forty.ppt

Unit 2 There are forty.Module 5 Hello 基数词12twelve11eleven 13 thirteen 14 fourteen 15 fifteen 16 sixteen 17 seventeen 18 eighteen 19 nineteen 13~19 皆以后缀 -teen/'ti: n/ 结尾 20 twenty 30 thirty 40 forty 50 fifty 60 sixty 70 seventy 80 eighty 90 ninety20~90 的十位数的整数均以后缀 -t...