Look up above at the helicoper.
BYE
The building rose high above their heads. He was the manager directly above him.
The crust and upper mantle make up the earth.
Up above is two words. An example sentence is "the light up above is broken".
I think you have gotten mixed up. The sentence is the very thing that is written above. A sentence is made up of nouns, verbs and adverbs etc.
She jumped high up into the air. The word "high" is an adverb in the sentence above.
i have a cellar
A simple sentence is,"I admire you." (I like you, I look up to you)
Sentences that run on can be fixed by simply breaking it up into more, smaller sentences, also if a sentence isn't quite long enough to make two sentences, break it up by instead of using a lot of 'ands' and 'ors', use a ';' to create two, different, complete thoughts that are in the same sentence. Above was a run-on sentence, you can fix it by doing the above tips: Sentences that run on can be fixed by simply breaking it up into more, smaller sentences. If a sentence isn't quite long enough to make two sentences, break it up. Instead of using a lot of 'ands' and 'ors', use a ';' to create two, different, complete thoughts; this is a simple way to create a combined sentence of two smaller sentences.
"i am very wealthy!" that could be your sentence. (you do not have to be wealthy to make this sentence up because it really doesnt matter if you are or arent wealthy)
The concluding paragraph.
give up the ghost
"The sky is above us" is a perfect sentence.