如题所述
第1个回答 2016-05-30
sing —— sang
fly ——flew
do —— did
begin —— began
grow —— grew
have, has —— had
swim —— swam
put —— put
may —— might
give —— gave
cut —— cut
can —— could本回答被网友采纳
fly ——flew
do —— did
begin —— began
grow —— grew
have, has —— had
swim —— swam
put —— put
may —— might
give —— gave
cut —— cut
can —— could本回答被网友采纳