We should not eat _______ junk food.
---I’m going to do for your party. ---Sounds great!.
There are many tall buildings on ____ sides of the street .
---Would you like milk or juice?---__________ is OK. I really don’t mind.
There are some trees on one side of the road and some factories on _____.
— Is your father or mother a teachers? — . My father is a doctor and my mother is an office worker.