T: Turn to page 19, look at 1a. First read the words. Then look at the picture and look at the letters.

　　Read the instruction. Students do 1a on their own.Check the answers.Read the words again.

板书

　　板书设计

　　 Unit 4 where's my schoolbag?

　　in 在....里面 where's my schoolbag? where's +单数

　　on 在....上面 It's in/on/under....

　　under在....下面 Where are my books ?where are +复数

　　 They're in/on/under.......