求50个英语单词的原形及过去式

2026-05-03

1．把动词原形中的i改为a,变成过去式.如： begin—began,drink—drank,give—gave,ring—rang,sing—sang,sit—sat,swim—swam 2．把重读开音节中的i改为o,变成过去式.如： drive—drove,ride—rode,write—wrote 3．改动词原形中的aw／ow为ew,变成过去式.如： draw—drew,grow—grew,know—knew,throw—threw（动词show除外,show—showed）...