At the root of your question is the concept of grammatical aspect in English. English verb forms do have aspect, and the adverbs that we chose for a given sentence must be compatible with the aspect of the verb. Like tense, aspect is a way that verbs represent time.
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AlpheccaStarsI'm really hungry today.I thought this one was incorrect? Isn't it? Which one would you rather say: I've been really hungry today. or I'm really hungry today? Would you choose the same for these days?