1. Unit 16 Clean the Classroom

2. Where are my balls? Where are my little balls? In, in, in, in the box. On, on, on, on the box. Under, under, under, under the box. Beside, beside, beside, beside the box. Behind, behind, behind, behind the box.

3. Listen and do.

4. XiaolingBen

5. Xiaoling and Ben are cleaning the classroom …

6. Ah, a mouse! It’s under the desk.

7. It isn’t here.

8. It’s beside the board rubber.

9. It isn’t here.

10. It’s behind the exercise book

11. between the dictionary and the tape recorder

14. board rubber

15. cupboard blackboard

16. exercise book

17. dictionary

18. tape recorder

19. exercise book tape recorder board rubber dictionary

20. Look at this classroom…

21. Listen to the dialogue, and finish the dill 1.Where’s the board rubber? 2.Is the tape recorder on the teacher’s desk? 3.Is the dictionary on the shelf? 4.Where are the exercise books?

22. Thank you!