Unit 4 Shopping Day,Lesson 2,Warm-up,Whats missing,exercise book,a box of crayons,a pencil sharpener,a pencil box,a pair of scissors,Lead-in,Look, listen and answer,1. Look at the picture. What toys can you see,How much are they,Presentation,What does Binbin want to buy,How much is it,Look, listen and answer,He wants to buy a present for his friend,Its 30 yuan,Listen and read,Presentation,Good morning. Can I help you,Yes, I want to buy a present for my friend,Presentation,What about a model car,