8B wordlistUnit 11过去n.past2现在,目前n.present3刚才adv.just4曾经/used to5自以来conj.since6曾经adv.ever7北方的,北部的adj.northern8已婚的,结婚的adj.married9妻子n.wife (pl. wives)10街区n.block11自以来prep.since12在期间prep.over13把变成/turn into14污染;污染物n.pollutionpollute,polluted15工厂n.factoryfactories16废料;废品n.waste17意识到;实现vt.&vi.realize (=realise)18改进,改善vt.&vi.improve19形势,情况n.situation20在某种程度上/in some ways21然而adv.however22不可能的adj.impossiblepossible, possibly23以前,过去,已经adv.bef