Помогите с англ. Надо исправить ошибки. Слова которые выделены красным

2) Everyone must knock on the door before coming into my room
4) I don't have to get up until eleven o'clock during the holiday
5) I can stay out until midnight on Friday and Saturdays
6) I can walk the dog but I don't have to feed it every day
8) I can choose what to do on TV, whenever I want
9) My brothers can't use the computer between five and ten o'clock in the evening