Exercise: Fill in the blanks the correct tag questions.
1. Tokyo is the largest city in the world,_________?
2. Ha Noi and Ho Chi Minh City are overcrowded cities in Vietnam,________?
3. They have moved to the city to look for jobs,________?
4. It is the new cinema in our village,_______?
5. We haven’t seen the film “The Slumdog Millionaire”,________?
6. We don't know the cause of this disease,_________?
7. The city is working on a project to provide the slums with clean water,____?
8. We can see homeless people in many places,________?
9. Some poor people in slums become criminals,________?
10. Pollution is the most serious problem,________?