помогите перевести в косвенную речь. 1) My younger sister says;: "I study English well" 2) My elder brother said I help

Моя младшая сестра говорит : "Я учу английский хорошо"
Мой старший брат говорит я помогу

1. My younger sister said that she is studied English well.
2. My elder brother told he would help.