i do not know,i am guessing.各是什么时态

I do not know why I am very sad i do not know,i am guessing.各是什么时态 I do not know I do not know I am do not know what to say(同一句) Do not ask who I am,because I do not know who you I am realy sad,and I do not know what I to do翻译 I love you,you do not know Always think that I am bad,but you know i do not 还是i am not I know i am not the one Since you do not know who I am,then please do not bother I am waniting .but I know I am not 请问 I DO NOT KNOW sorry,i do not know! Why I do not know I am not not say you do not love know那句话什么意思? 要准确性高点的I know that i am running,But i do not know:iam running to what or LI ming is my son.But I am not his brother.Do you know Who am