Преобразуйте предложение из прямой речи в косвенную.
1.Our teacher said to us, “Computer science is a part of an applied maths”.
2.Father said to me, “Don’t play computer games!”
3.Experts say, “Computers are intended to improve the productivity of labour of
scientists and engineers”.
4.My father asked me, “Have you ever seen the first computer?”