1. Thu's house is small.
2. There are nine hundred students in the school
3. There is a book in the desk.
4. My classroom is on the second floor.
5. Do you do housework every day ?
6. I have classes from seven to a quarter past eleven.
7. I go to bed at ten o'clock.
8. We have history on Tuesday.
9. Does Lan have mathon friday ?