Rag rag 检索增强生成（retrieval augmented generation），已经成为当前最火热的llm应用方案和打开方式了。 理解起来不难，就是通过自有垂域数据库检索相关信息，. If引导虚拟语气三种用法，did，should do，were to do有什么区别 did 即一般过去时,表示与当前的实际情况相反的假设, if you were not here ,i would leave at once.要不是你在这儿,我就立即. Would rather sb did (didn't do) sth 主语宁愿某人做了或没做某事,一般用于虚拟语气。 would rather+that从句是一个常用的虚拟语气句型 would rather+从句, 引导从句的that常省略。
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《where did u go》 作词：g.e.m. Did是 助动词，后面要加原形。 did 读音：英 [dɪd] 美 [dɪd] 释义：做，干，办 (某事)， (以某种方式)做，行动，表现， (问询或谈论时用)进展，进行。 语法：用来构成 一般现在时 和一般过去时. 作曲：陶山 演唱：邓紫棋 where did u go 曾看着同星空闲聊吹风，看日出多心动 曾每日缠一起傻傻讲起，能爱到下世纪 怎么你俘虏这个心，却抽身退隐.
如何正确理解 had done、have done、have been doing 这 3 种时态？
Not only 后的句子引起半倒装，but also后的句子使用陈述句语序。 not only did he help his sister with her homework, but also he cooked a meal for his mother.
