he was lost and I helped him find his father

he was lost and I helped him find his father He was lost and I helped him find his father 中的lost是什么词性 he was lost and i helped him find his father是什么意思 He was lost ang i helped him find his father 中lost是什么词性 the little boy was lost and i helped him（）his father.A findi I helped him find his father.为什么find不用过去式? 英语连词成句 and lost him the nother boy was little his helped I f i helped him find his father中的find为什么呢是原型 I (s ) a boy crying in the street and helped him find his mo I helped him to find her Father改为同一句 he helped me___ my lost book.(find) 连词成句：saw,in,space,proud,him,of,father,his,was very,he,and,he