Поставьте предложения в отрицательную и вопросительную формы (present simple) 1)every saturday i go swimming with my friends 2)you never win your brother 3)my marbles are always with me 4)he paints very well

1) Every Saturday I don't go swimming with my friends.
    Do I go swimming with my friends every Saturday?
2) здесь и так отрицание (never - никогда), что нужно сделать?
3) My marbles aren't with me.
    Are my marbles always with me?
4) He doesn't paint very well.
    Does he paint very well?