Нужен корректный перевод с русского на английский

1Where's your brother? He is in school 2There's a good student 3They are smart people 4I'm not an engineer im an actor 5Is this your bag? Yes 6How old is your aunt? 7Are you from USA? no we from Germany 8This is a very serious problem 9They are not at home they are at work 10Her sister is a beautiful girl