网球从围栏上弹回来，差点打到观众。

The tennis ball ___ricocheted off the fence and almost hit a spectator.

子弹从墙上弹开，发出刺耳的声响。

The bullet made a loud noise while ___ricocheting off the wall.

他的玩笑话在办公室里传开后，产生了意想不到的连锁反应。

His joke ___ricocheted around the office, causing unexpected reactions.