I often paly the guitar.改否定句

I often paly the guitar.改否定句 "I often paly the piano" Tina said I can play the guitar and the piano否定句 连词成句；practice/after/guitar/I/often/the/supper 连词成句 play after guitar i often the dinner they can paly volleyball well(改否定句） he can play the guitar and the violin,改否定句 I often hear him paly the piano at home. I often go to school at seven.改否定句. I often play soccer改成否定句怎么改,为什么. I often read books.怎么改否定句 I often go out in saturday怎么改否定句