Hey there!
This sentence is a complete sentence.
- It is not a run-on sentence, because there is nowhere you can add punctuation.
- It is not a fragment of a sentence, because there is no missing information, and it is an independent clause.
- It is a complete sentence.
Hope it helps! Have a great day! You've got this!!
Obama was the former president of the United States Of America (USA)
If you summarize what you have in your notes into a paragraph then you should be fine.
Is this sentence correction if so I think it is Please get an apple for your brother, the water is very chilly, he slipped on the icy sidewalk.