combined with & combining with 有什么区别?谢谢

Combined with combined combined combined with & combining with 有什么区别?谢谢 Theory must be combined with practice.理论必须联系实际.请教这里为什么用过去分词combined? utter,combined with,glitter shifting 是啥意思啊? 为什么=-O Patience combined with diligence isPatience combined with diligence is necessary to success.为什么=-O用is～ high tides combined with strong winds caused sever flooding 为什么答案是combined 怎么是被动呢 comb是什么意思 COMB是什么? comb过去式 comb our can you pass the comb （ ）me,please?A,for B,with C,to 一道英语四级题目Nowhere in nature is aluminum found free,owing to its always ____ with other elements,most commonly with oxygen.A.being combined B.having combined C.to combine D.combined be combined combined incidence combined是什么意思 combined pollutant