这架钢琴跑调了。

The piano is ___out ___of ___tune.

即使你唱歌跑调，也请不要犹豫加入我们。

Even if you sing ___out ___of ___tune, please don't hesitate to join us.

小提琴手在音乐会前注意到她的乐器有点跑调。

The violinist noticed that her instrument was slightly ___out ___of ___tune before the concert.