问题描述： We can help our parents by____(do)some housework. 1个回答 分类：英语 2014-10-26 问题解答： 我来补答 We can help our parents by doing some housework. 再问： http://zhidao.baidu.com/question/532226319.html 再答： I think all the___designers__have tried their best to finish the job 展开全文阅读
