Do you know what's his name?有误吗请问该宾语从句的主语是什么？

Do you know ,what's - what’s this( )English?Do you know? What's love?Do you know? what do you know Do you know what Do you know what? do you know what's the matter?还是do you know what the matter is?为什么?do you know what's wrong with that?what 是什么成分？主语？ what's his job?Do you know?合并成一句 What do you know about Mary's _____(illness)? What _____(造成) yesterday's accident ,do you know? 合并宾语从句:Do you know?What's the matter? Do you know what's on tonight by any chance? do you know what's worth fighting for?确切的. I do'nt know what's you mean中文是什么意思 I do'nt know what's you mean中文是什么意思 what do you know是什么意思? Do you know what my favorite animal is?还是Do you know what's my favorite animal?请解释清楚. 英语翻译do you know这首歌曲的歌词翻译..do you know?do you know?do you know what it feels like loving someonethat's in a rush to throw you away?do you know,do you know,do you know,do ya?do you know what it feels like to be the last oneto