1. close 吧 Please close the door.
2. This is an exciting match.
3. I like listening to the radio.
4. Please sit down.
5. Stand up, please.
6. I can write many English words.
7. One and one is two.
8. Five and five is ten.
9. I have thirteen notebooks.
10. Open your mouth , please.
11. He often parctises speaking English.
12. Who can read it ?
13. Five and six is eleven.
14. There are four people in my family.
15. I have fourteen apples.
16. Five minus two is three.
17. I am twelve.
18. ooooooo