Как делать4-5-6 задание

4)1.play
2.cycling
3.swim
4.skiing
5)1.Can Berik fly a plane?
No, he can't
2.Can your mother ride a bike?
Yes, she can
3.Can you run fast?
No, I can't
6)
2.A: a
B: an
3.A:-
B:the, the
4.B:-