Помогите с первым заданием. срочно. плз

1. When you play tennis you should watch the ball. 2. It's late you very tried you should go to bed. 3.You should clean your teeth twice a day. 4. If you have time you should visit the Science Museum. 5. you should wear 5. you should take два последних ответа, сокращенны вставь это в предложение. ))