问题描述: little has been done that is helpful to our work其中的 that能换成which么 1个回答 分类:英语 2014-11-02 问题解答: 我来补答 不能,先行词前有the only,the same,the very 或no,little,much,any,every,all 等修饰时,关系代词应用that 展开全文阅读