Question

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?"

Answer 1

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

Answer 2

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