В прямую речь нужно..She told us to sit down and keep quite . и второе предложение в косвенную речь::. He said to Jane ,"Have they found his bicycle today?"

Второе ,кажется не правильно,но спасибо

1 She told to us, "Sit down and keep quite"2 He said Jane that they have found his bicycle today Наверное так 

1. She told: "Sit down and keep quite"2. He asked Jane if they had  found his bicycle that day.