Answer:
what a beautiful world - What a beautiful world !/. (could be period or exclamation mark)
i brought some Apples, oranges, bananas and mangoes - I brought (could be a spelling mistake, which would be 'bought') some apples, oranges, bananas, and mangoes.
we went for the hospital he wasn't there - We went for the hospital; he wasn't there.
the principal announced,There are a Public holiday on Eid - The principal announced, "There will be/is a public holiday on Eid."
Hope this helps ~ Have a nice day .