be.become.do.drive.eat.fall.fly.have.ring.run.speak.swim转化成过去式和过去分词.
问题描述：
be.become.do.drive.eat.fall.fly.have.ring.run.speak.swim转化成过去式和过去分词.
答
be-----was/were-----been
become-----became-----become
do-----did-----done
drive-----drove-----driven
eat-----ate-----eaten
fall-----fell-----fallen
fly-----flew/flied-----flown/flied
have-----had-----had
ring-----rang-----rung
run-----ran-----run
speak-----spoke-----spoken
swim-----swam-----swum
打这么多字很累的,