问题描述: “做早操”英语咋说 1个回答 分类:英语 2014-10-09 问题解答: 我来补答 看它在句中的成分,如做主语就用Doing morning exercises is good for us,相当于一个名词性短语; We do morning exercises every day,做谓语,动宾结构 展开全文阅读