I don't know the man ____ siting thereA that B who C which which one is correct?Why?

I don’t know the man you mention,but of course I know _________ him. I don't know the man she talk_____just know填介词fast!faster!fastest!快 The man I don't know didn't answer my questions.(改为同义词） I don't know what to say well,maybe it's the man 宾语从句I don't know _ to visit the old man.A whether B if I don't know the man .Can you d_____ his appearance quick,一句英译汉don't you know he is the last man i want to see? I don't know the......the question I don't know the man.The man is reading in the reading room改为复合句I don't know the man.The man is reading in the reading room改为复合句I don't know the man—— ——in the reading room I don't know the man____ ther're talking aboutI don't know the man about ____ ther're talking呢是不是借此在前才用宾格的 why?but i don't know the I don't know the place.是什么意思? I don't know. I didn't know the man at all同义句I ()know the man ()()() I don’t know the rule.还是I don’t know the rules. i don't know the man( )black hat A about B wear C put on D in 应选哪一个? ---What's the man _______?---I don't know.A.talking B.waiting C.taking D.listening I don't know the man ____ siting thereA that B who C which which one is correct?Why?