课件23张PPT。Unit 9Numbers Lesson 2 There's a big crocodile practicetwosixthreefouronefivenineseveneight10tenLet's SayHow many cats are there?There are eight cats.How many teachers are there?There is one teacher.How many monkeys are there?There are six monkeys.How many birds are there?There are six birds.How many boys are there?There are eight boys.How many pandas are there?There are six pandas.How many monkeys are there? There are ten monkeys.How many crocodiles are there?There is one crocodile.crocodileThere’s one small crocodile.crocodileThere’s one big crocodile.Let’s SingGood bye