求英语单词分类!buy presentstake pictureseat good food sing and dancesee eiephantslearn English(写出动词变过去式的规则,并举3个例子(take-took)

问题描述:

求英语单词分类!
buy presents
take pictures
eat good food
sing and dance
see eiephants
learn English
(写出动词变过去式的规则,并举3个例子(take-took)

buy-bought
take-took
eat-ate
sing-sang
see-saw
learn-learnt
一般动词过去式是加ed
但是以上都是属于特殊情况,需要自己记忆,没有特别的规律哦~
另例:teach-taught,may-might,think-thought...

buy presents -- bought presentstake pictures -- took pictureseat good food -- ate good foodsing and dance -- sang and dancedsee elephants -- saw elephantslearn English -- learnt English1.一般在动词后...