Refresh rate is most noticeable a RR of 60Mhz looks like *bip*. your eyes will not like it,but 60fps is ok. But fps in games are not just eye candy,it has impact on gameplay.25fps is not a playable speed it may fool you eyes in movies but it will not do in games.
In linguistics and grammar, a pronoun (abbreviated PRO) is a word that substitutes for a noun or noun phrase. It is a particular case of a pro-form.
The word 'this' is not a noun. The word this is a  pronoun, an adjective, and an  adverb.    The word 'this' is a demonstrative pronoun, a word  that takes the place â¦ of a noun, indicating near or far in place or  time.   The demonstrative pronouns are: this, that, these, those. is a pronoun, not a noun; I is a first person, singular, subject pronoun. A pronoun is a word that takes the place of a noun to make a sentence easier to say and write.