his wife would rather that they didin't talk about the matter any more.为什么用didn't talk?
问题描述：
his wife would rather that they didin't talk about the matter any more.为什么用didn't talk?
答
would rather 后面接从句要用过去式表示虚拟语气,宁愿没有（事实上已经发生了）
所以用didn't