What do you usually have for breakfast?
Do you drink fizzy drinks (или что-нибудь своё)? How many glasses do you drink a day?
Where do you normally have lunch?
What do you usually have for lunch during a week?
Do you ever cook? What do you make?
Do you prefer eating at home or eating out?
Здесь всё в Present Simple потому что спрашивается о привычках, обычных, повторяющихся действиях
Are you taking vitamins or food supplements at the moment?
Are you trying to cut down on anything at the moment?
Do you need to buy any food today? Здесь презент симпл потому что нельзя нуждаться в процессе
Do you want anything to eat right now?
Здесь презент симпл потому что нельзя хотеть в процессе
Are the diet in your country getting better (или worse)?
В остальных используется Present Continuousпотому что действие совершается в данный момент
2. He doesn't like fish
3. The students don't work hard
4. It isn't snowing outside now
5. Frank isn't taking with his friend now
6. They aren't eating at present
7. Sam can't swin very well
8. She doesn't speak three languages
9. They don't watch TV every morning
10. He isn't listening to the radio just now
11. My mother doesn't go shopping in the morning