请问be proud of him的of him是什么词性做什么成分?

请问be proud of him的of him是什么词性做什么成分? Look at him run 请问him和run分别是什么词性做什么成分? You'd be so proud of him的you'd是什么缩写? 请问those of people 的those是什么词性?those of是做什么成分? We are very proud of him. We are all proud of him. We all li of him什么意思 be proud of 的意思? He has made___ that we are proud of him. proud was He very of him怎样组成句子 of,his,proud,him,son,was,very（.） of,proud,son,Yang liwei’s,was,very,him 排列 请问句中的of做什么成分,其作用是什么?