根据句意及汉语提示填空。
1. Getting up early is a good _______ (习惯).
2. We’d better _______ (远离) the crowded people.
3. He isn’t at school now. _______ (或许) he is at home.
4. Li Lei _______ (打破) the school records last week.
5. We sleep _______ _______ (至少) 8 hours every day.