Помогите пожалуйста очень нужно.Номер 15 и 18

15.
My brothers often watch football on TV; We sometimes go to parties
My parents usually be at home on Saturday; He never be tired in the evening; I often speak English; My teacher sometimes uses the computer.
18. What does your father often buy online?
Where do you spend weekends?
When do your teachers start work?
What do you like?
Where does your cousin meet his friends?
How often does your sister play tennis?
What does your dog like?