the,we,having,on,were,the,playground,fun,ring,when,bell连词成句,可以改变形式
问题描述：
the,we,having,on,were,the,playground,fun,ring,when,bell连词成句,可以改变形式
答
We were having fun on the playground when the bell rang.
翻译:我们正在操场上玩得开心,突然铃声响了.