11. The river which flows through Ho Chi Minh City is the Sai Gon River
12. Mr Phong who is supposed to be at the meeting hasn't come yet
13. Our solar system is in a galaxy that is called the milky way
14. I come from a city that is located in the southern part of the country
15. I've recently gone back to the town where I was born in
16. Do you know the name of the hotel which John is stay at
