Unit 2There are forty students in our classLesson 7Review 还记得这些数字用英文怎么表达吗？One，two，three，four,five.还记得这些数字用英文怎么表达吗？6 7 8 9 10Six,seven,eight,nine,ten.Lets learn!+Twenty-one+Twenty-twoTwenty-three+Twenty-four+Twenty-five+Twenty-six+Twenty-seven+Twenty-eight+Twenty-nine+Lets count!+Homework:用英文把129写下来!Bye
