问题描述：
mr.smiths did much work to help others改为同义句
紧急.....
改为Mr.Smiths did ( )( )( )work to help others.
没说清楚不好意思
紧急.....
改为Mr.Smiths did ( )( )( )work to help others.
没说清楚不好意思
问题解答：
我来补答展开全文阅读