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 1个回答 分类:英语 2014-09-28 问题解答: 我来补答 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. 展开全文阅读