这架钢琴走调了。

The piano is ___out ___of ___tune.

即使你唱歌走调，也依然可以享受卡拉OK。

Even if you sing ___out ___of ___tune, you can still enjoy karaoke.

演出中，他的小提琴听起来严重走调。

His violin sounded painfully ___out ___of ___tune during the performance.