Do you know who he is writing a_ （recommend） to

Do you know who he is writing a_ （recommend） to Do you know who is he? Do you know Who he is?能不能是Who do you know he is do you know who he is 和who do you think is he?的区别 Do you know who he is 正确吗语法? Who is ( Do you know ( ) yes,he i Do you know?Who is he?(合并为一句话) This is ___ I recommend you to do. Do you happen to know who her doctor is?翻译 I do not know who is he? i have a photo of a famous star.do you know who is he?He is do you know who that is?