Unit 1 How Many New Books Do You Have?Lesson 2 maths book science book IT book story book数学书科学故事书Lets learn!信息技术maths booka maths bookscience booka science bookstory booka story bookIT bookan IT book你学会了吗?Lets practise!What books are they?What books are they?你做对了吗?Now we review the numbers How many?多少(数量)?count 数数,数一数zeroonetwothreefourfivesixseveneightninetenGet it?Thank you!