am i messing something

am i messing something I am 20 something是什么意思? I'am going do something I am tired.I am thinking of ( )something else Am i missing something什么意思 i am reading something丶是什么意思? I am something 的意思是什么? I just messing with you.学英语的朋友? I am not joking .I’m talking something s（ ） I feel very bad.Something I am not I am e___.Could I have something to drink? I want something to drink because I am t__________