see,go,do,take,get,buy,sing,have,改成过去式

see,go,do,take,get,buy,sing,have,改成过去式 下列单词的过去式am/is/are,do,go,come,buy,have,eat,take,hang,see,run, see、get、 have、 do、 go、这些动词的过去式是什么? buy、pack、get、go、see、live、do、say 的过去式和过去分词 buy do have see open air ask put go be的过去式各是什么 buy,do,have,see,open,air,ask,put,go,be的过去式和过去分词 are take wash give help buy do have go waek meet的过去式 like become stop go stay eat have say put take do buy的过去式和过去 动词的过去式填一下!do,come,drop,go,meet,buy,go,run,see,have,visit,lik buy fly go take do run come的过去式 写出下列单词的过去式：am/is,are,begin,buy,come,do,eat,get,give,go,have/ forget get give go know see sing take swim wear write come b