a sentence is a textual unit consisting of one or more words that are grammatically linked.
subject + Predicate + Object + Adverb
|Subject||I, We, They, you, He, She, It, Michael, mybook|
|Object||me, us, them, you, him, her,it, Cat, my mother|
|Adverb||Adverb of time (everyday, yesterday, tomorrow)|
|Adverb of place (here, there, everywhere, at home)|