6. They don't read many books
7. The children are eating soup now
8. Are the children eating soup now?
9. The children aren't eating soup now
10. Do you play volleyball well?
Объяснение:
Present Simple - регулярное действие, привычка
Present Continuous - действие, совершаемое во время речи, слово, которое в этих заданиях указывает на него - "now" = "сейчас"