do you know whom this umbrella belong ()?填介词或副词

Do you know the girl whom Tom is talking to?Do you know the girl to whom Tom is talking?Do you know the girl whom Tom is talking to? Do you know to whom the woman were takling对吗?Do you know to whom the woman were takling?对吗,老师这么讲的,但我觉得应该是Do you know whom the woman were takling to? Do you know the boy to whom she was talking=Do you know the boy who she was talking Do you know the girl with whom our English teacher is talking?先行词为什么用whom. do you know the girl with whom kate is talking 为什么连词要用whom 用that你可以吗? Do you know whom I saw yesterday?这个句子求详解,尤其是那个whom,应该不是宾语从句吧 Do you know by whom the light bulb was invented? by whom是怎么理解的 再举些例子吧! 急! 这句话中with whom的作用是什么?Do you know the young lady with whom your mother is talking? Do you know who this dictionary belongs to?为什么用who,不用whom不是介词后要用whom吗 Do you know the young lady____your mother is talking这里为什么用with whom 单选do you know the man___ is sitting behind Nancy?who whom Do you know the man,with whom my teacher just shook hands 翻译 2.Do you know ______ else is going to be on duty today?（who,whom） Do you know the girl（ ）istalking with Ben? 用who 还是whom Do you know whom i saw yesterday?这句话的主语是什么?定语从句是什么? Do you know the girl __is sitting there ,reading who还是 whom do you know ___else is going to be on duty today (who/whom)填空 ~~~ Do you know ____ else is going to be duty today?whom?还是who