为什么 状语一定要,动词的现在分词,或过去分词呢? 一般式不行吗答:keeping 保持 sound , sounds , sounded , sounded , sounding 听起来 写出下列动词的过去式,过去分词,现在分词“die,ride,lie,fix,fly,play” die ,died , died , dying ride, rided , rided , riding lie , lay , laid , lying fix, fixed , fixed , fixing fly, flew , fl...