do you know what that means?do you know what does that means?请问这两句话哪个对 意思有什么不同

Look at this.What's this in English,do you know?Ah,it's a photo.Who's tha what do you know Do you know what Do you know what? what do you know是什么意思? Do you know ,what's - Do you know what he_____(do) now? 翻译:what's matter with you noting,just sadiy .dear,do you remember tha If you know what will you do Do you know what I like you do you know what you said what you name Do you know me Do you know what they_______(代表）? Do you know what they are? what’s this( )English?Do you know? do you know what things come from What do you know about Halloween? What do you know about this university?