过去式、现在分词、第三人称单数。急啊啊啊！！

过去式 现代分词 第三人称单数
Be was/were been is
Like liked liking likes

Be was/were, being
like liked, liking
第三人称单数有 she/he/it

be 是系动词 一般现在时的情况下 有3种 am ,is ,are 其中 am 和 is 是单数 , are是复数 . am , is 的过去式是 was ， are 的过去式是were. 过去分词都是been .

be的过去式：am，is——was
are-were 现在分词：be ing 三单：is
like的过去式：liked
现在分词：liking
三单：likes

be---was/were----am ,is ,are---is
like---liked----liking---likes

be,was/were,being
like,liked,liking,
she,he,it
我是am,你是are，is跟着他她它，复数全部都用are