英文翻译问题：I don’t think they even know what exactly their relat

英文翻译问题：I don’t think they even know what exactly their relat I don't think they know ___(exact)what they're doing. i don't know it exactly I don't know what I think,to what they even don't think their parents are fair to them. I just don't know exactly what to say中exactly词性怎么理解,本句有哪些语法点 I don't know what exactly it is.这句话对吗?exactly 应放在什么位置? They don't know what--- Are you nuts Even if they think that ,but I don't think so. i don't know shane,what do you think I don't know what is your think的意思 People don't say exactly what they mean.