宾语从句 语法I don't know if ／whether he still lives here after so many years．我不知道这么多年后他是否还住在这儿这个句子从句 倒装之前是什么样的 就是没变成陈述语序之前怎么说的

英语宾语从句语法I don't know who you are.为什么不用I don't know you are who 也是陈述语序啊 I don't know what does the question mean 语法有错吗?这句有语法错误吗 还是要说成I don't know what the question means?请分析一下语法，宾语从句？ I know it that classmates don't know.是一个宾语从句吗? Dose the enigineer know french?(I don't know)改为宾语从句 宾语从句I don't know what is his name 还是 I don't know what his name is? 宾语从句:I don't know what they looking for .及物动词宾语从句:I don't know what they looking for .及物动词指什么? I don't know when you could see it是虚拟语气吗这句话包含的语法是虚拟语气,还是宾语从句 I don't know what to do (改为含有宾语从句的复合句） I don't know, how much did the book cost.改为宾语从句,谢了 I don't know what to do next.改为宾语从句稍作解释 I don't know what‘s wrong做宾语从句时,语序是否不变? I don't know what to do next 改成宾语从句 I don't know what to do next.改为宾语从句讲讲理由 宾语从句I don't know _ to visit the old man.A whether B if whose 引导的宾语从句.这样：I don't know whose watch it is . 什么时候宾语从句用陈述句语序什么时候不用 I don't know what's your hobbies 宾语从句的否定形式i don't think i know you能不能写成i think i don't know you如果不能为什么? 宾语从句:I don't know what they looking for .主句和从句宾语从句:I don't know what they looking for .主句和从句各指什么?