I wish I could play the piano. 我真希望我会弹钢琴。
I wish I could...
I wish I could fly.
A:I wish I could play the piano.I am fond of some piano pieces composed by Chopin,and Mozart,but unfortunately I can't play them.Can you play the piano,Susan?
B:I can play not only the piano but also the violin.
A:Are you good at both of them?
B:Well,I am good at playing the piano,but not so good at playing the violin.
A:I see.How often do you play the piano?
B:Twice a week.When I was young,I used to play it every day.I really enjoy playing it.
A:I can imagine.It makes me feel good when I listen to the piano.