Помогите перевести из прямой речи в косвенную:

2-3 предложения с переводом

1.Jenny's father said to her: "Stop talking!"
2."When did they leave the country?" he asked Helen.
3.She said: "My grandmother hates leaving doors open."
4.My parents said to my younger brother: "Cross the street when the traffic light is green."
Наоборот (из косвенной в прямую)
1.The teacher told him to keep the books clean.
2.My friend asked me how long i had known Ann.
3.My aunt said she could hardly stop herself from launghing.
4.George said he didn't want to catch cold and stay at home.
5.She asked Tom where he had left his umbrella.

I had never heard about the radio. ПОМОГИТЕ,ЗАРАНЕЕ СПАСИБО!!!

said I had never heard about the radio. ПОМОГИТЕ,ЗАРАНЕЕ СПАСИБО!!!