EXERCISE 1: There is/are… or has/have...
1. There is a bed in my room.
2. Her village has many mountains.
3. His house has many tall trees.
4. There are 45 students in our class.
5. Her family has 2 cars.
EXERCISE 2: Passive voice (câu bị động)
1. Does your brother find the key? 
2. Do you sweep the floor?
3. Can your father finish the report? 
4. Which horses do you prefer? 
5. What song do the clowns sing? 
6. Who cleaned my room yesterday? 
7. Do you steal my pencil case? 
8. Which animals do you like? 
9. Who broke my glasses?  
10. Did he explain that lesson? 
11. Where did you buy this book? 
12. Why does your father find you? 
13. When do you paint your house?
14. Do you paint your house? 
15. Didn’t she find a job?