Пожалуйста, помогите,из прямой речи перевести в косвенную.СРОЧНО. 1)She sing " I wild do a sandwich" 2)She sing " me mother goes shopping ever y Manday" 3)She sing " He has jist arrired in America" 4)She sing " We are students"

1.She sang that she wanted to a sandwich.
2.She sang her mother went shopping every Monday.
3.She sang he had just arrived in America.
4.She sang that they are students.