Asconjunctions,althoughandthougharegenerallyinterchangeable:Although(orthough)shesmiled,shewasangry.Althoughisusuallyplacedatthebeginningofitsclause(asintheprecedingexample),whereasthoughmayoccurelsewhereandisthemorecommontermwhenusedtolinkwordsorphrases,asinwiserthoughpoorer,orinconstructionssuchasFondthough(notalthough)Iamofopera,I'drathernotsitthroughtheRingcyclethisweekend.

　　作为连词although和though通常可以互换使用：Although（或though）尽管她微笑着,她却在生气.Although常放在从句的开头（如前面例句）,而though可以出现在其它位置,当用来连接词语或短语时更为常用,如尽管穷一些却更有头脑或在下面这种结构中尽管（不用although）我很喜欢歌剧,我也不愿这个周末一直坐等到打铃散场.