How do you know this 和How do you know that 有没有区别?有的话区别是什么?

how do you know How do you know? How do you know about this job and organization? How many holidays do you know from this passage是什么意思 How do you know this 和How do you know that 有没有区别?有的话区别是什么? How do I know you? Do you know how to use this machine___a printer?do you know how to use this machine___a printer?a.calls b.calling c.called d.is calling原因 Do you knoe how to use this machine?同义句Do you know the ___ ____ use this machine? How do you like this Do you know how to answer this question?（同义句） 帮翻译下,What is your academic background?How do you know this Univ. want to know,if this is not love,how should I do,can you tell me?” How do you know this Univ.,你知道这个大学,这个意思吗? leader,how many of your people do you know hate this society? do you know how much time i have spent on this?这句话有没有错 what's thing make you so happy?how do you know this?为什么一个要DO助动词,一个却不需要? do you know how much i love how much do you know really about