1. My grandfather / grow / flowers / his garden.
=> My grandfather grows a lot of flowers in his garden
2. There / too many vehicles / too much noise / Ha Noi City.
=> There are too many vehicles and too much noise in Ha Noi City
3. Don’t/any empty cans/ Street.
=> Don't throw any empty cans on the Street
4. What/we do/save/our Earth?
=> What should we do to save our Earth?
5. Which/floor/your class?
=> Which floor is your class on?