1. I can't play marbles. She/he can't play marbles.
2. I can't ride on merry-go-round. She/hr can't ride on merry-go-round.
3. I can't sing English songs. She/he can't sing English songs.
4. I can't draw horses. She/he can't draw horses.
5. I can't play computer games. She/he can't play computer games.