转换词形
问题描述：
转换词形
memory(v.)
injured(n.)
injured(v.)
strange(n.)
imagine(n.)
death(v.)
death(adj.)
die(现在分词)
cost(pf.)
cost(pp.)
amazed(adj.)
exactly(adj.)
sensible(adv.)
答
memorize
injury
injure
stranger
imagination
die
dead
dying
cost ,cost,cost,costing
cost ,cost,cost costing
amazing
exact
sensibly