9. I often 　　　　　　　(爬) a ladder to get upstairs onto the second floor.

8. What’s on the___________(架子)? There are a lot of books on them.

7. We have meals in the d_________ room.

6. How much does the air conditioner cost? About seven__________(千) yuan.

5. Washington DC is the c________ city of the USA.

4. You should be f　　　 　to your friends because they are all kind to you.

3. The w　　　　　 　desk is made of wood.

2. There are some small shops 　　　　　　(在…对面) our school.

1. Would you like to go to the 　　　　　　　(海滩) with me?

18. Thank you for ______________ ( invite ) me.