想了解一些单词的过去式和过去分词答:ride,rode,ridden ring,rang,rang rise,rose,risen.run,ran,run say,said ,said see,saw,seen sell,sold ,sold send,sent,sent set,set,set shall,should,没过去分词 shine,shone,shined.show,showed,shown shut,shut,shut sing,sang,sung sink,sinked,sinked sit,sat,sat sleep,slept,slept ...