Помогите пж с английским)) Ни как не могу сделать! Дам 20 баллов!!!

My parents have to go to work.
my father dont have to do the washing up.
my mother had to do the cooking. 
my sister dont have to keep my room tidy.
my brother has to take the dog for a walk . 
my grandparents doesnt have to get up early in the morning .