shank过去式

第一种，AAA型（动词原形、过去式、过去分词同形）cost（花费）costcostshut（关闭）shutshutcut（切、割）cutcutspit（吐）spit/spat/spit/spathit（打）hithithurt（伤害）hurthurtlet（让）letletput（放）putputread（读。阅读）readread