Помогите пожалуйста выберите правильные глаголы и перерешите предложение с одинаковым значением

СРОЧНО!!!

1.You must phone Martin.2.Ann might be here this evening.3.You don't have to wait.4.People shouldn't watch TV all the time.5.Shall I open the window?6.People should cooperate.8.It may rain.9. Alan can speak Spanish.10.Can you help me?7.John used to smoke when he was younger.