if sb had done ,sb would have done造句

if sb had done sth/ sb have done造句 if sb had done ,sb would have done造句 If had done,sb would do sth和If had done,sb would have done有什麼区别? 求虚拟语气的讲解 had sb done sth,sb would have not donehad sb done sth,sb would have not done这个句型是什么意思 怎么用 虚拟语气倒装疑问句应该怎样书写呢?had sb done sth,would sb have done sth.这种句式可以算作带有虚拟语气倒装的疑问句嘛（对过去虚拟?）我的意思是正常的虚拟语气句子不是if sb had done sth,sb would h feel sb done 造句 find sb done造句 get sb done用法 It was high time that sb had done?是had done吗? 虚拟语气 ifif引导的虚拟语气,从句时态倒退一步吗?主句呢?在对过去进行虚拟时,是不是 if sb had done sth ,sb should have done sth?对现在的虚拟,是不是 if sb did sth,sb should do sth 对将来的虚拟是怎样的? make sb do make sb done 区别 make sb do ,make sb done区别 I have had the car repaired为什么有had不是have sb done 有没有keep sb done find sb done/dong区别 有have sb done 么 see sb.done 用法?例句? 1.do sth.,so you will do sth.2.If sb.had done,sb.would have done3.sp.lie/on/to/be located/situated…4.with+宾语+doing/done/to do,主句结构5.sb.be used to doing/sth.be used to do/used to do6.As can be seen,… As we all know,… As is know to us