课件15张PPT。Unit 2 Lesson 9Open and Close 1. 2.
3. 4.
5. 6.
7. 8.
9. 10.
11.
blackboard door desk teacher window girl boy pencil box pencil chair penkitelegmouthnoseOpen the window.
打开窗户。Close the window.
关上窗户。 “开门”和“关门”?
Open the door. Close the door. Open the book. Close the book.