buy,do,have,see,open的过去式和过去分词是什么呀?

buy,do,have,see,open的过去式和过去分词是什么呀? buy,do,have,see,open,air,ask,put,go,be的过去式和过去分词 buy do have see open air ask put go be的,过去分词 buy do have see open air ask put go be的过去式各是什么 see,go,do,take,get,buy,sing,have,改成过去式 be air ask go do see open put buy的过去式和过去分词? buy,drink,have,see,spend,do,swim,come,drive,understand,tell,speak,catch,的ing形式 What should I do?Open your mouth and let me haveWhat should I do?Open your mouth and let me have a look.I can see……I should pull your teeth out.省略号处填什么? 英语词形变化写出下列动词的第三人称单数形式、现代分词和过去式play、go、visit、read、rain、fly、study、have、get、come、put、open、swim、die、sit、see、write、run、buy、hope 写出下列单词的过去式：am/is,are,begin,buy,come,do,eat,get,give,go,have/has,make,run,sing,take,swimmeet,spend,read,see 动词的过去式填一下!do,come,drop,go,meet,buy,go,run,see,have,visit,like,walk,are,take谁会谁是牛人! 动词的过去式填一下!do,come,drop,go,meet,buy,go,run,see,have,visit,like,walk,are,take谁会谁是牛人! 写出下列动词的现在分词：go read swim study sing eat take row see buy cook water sweep clean do make set wash watch have I have something to do hehe see Open it and see! go call look teach think point help buy see bruch work comb open wash talk jump 这些词的过去式 Do you have any ___?Iwant to buy that doll Like you,like open your eyes to see the world like nothing you can do.