问题描述: what did it happened in that shop 句字有没有错误 组动词怎么 还要用过去式子 1个回答 分类:英语 2014-09-22 问题解答: 我来补答 这是错误的,助动词后只能用动词原形,可以用What happened in that shop? 展开全文阅读