Сделайте предложения отрицательными not She mustn't get up at 7 o'clock. We may not watch TV every evening. He mustn't go to school at Saturday. I may not play computer games. They must not go to bed at 10 o'clock. You may not take my phone. I cannot dance very well. It can't eat a bone.
Разве они не уже отрицательные? Если я не так понял напиши в комментариях