6. They often go camping on Sundays
=> They don't often go camping on Sundays
=> Do they often go camping on Sundays?
7, Nam often goes to the park
=> Nam doesn't often go to the park
=> Does Nam often go to the park?
8. She always has some orange juice after lunch
=> She doesn't always have some orange juice after lunch
=> Does she always have some orange juice after lunch?
9. We sometimes have some bananas
=> We don't sometimes have some bananas
=> Do we sometimes have some bananas? ( hoặc Do you sometimes have some bananas?)
10. Miss Thu usually eats some vegetables.
=> Miss Thu doesn't usually eat some vegetables.
=> Does Miss Thu usually eat some vegetables?
( 5 sao nhé ) :)