Sorry. We try not to do homework assigments for you.
Hint: There are a few punctuation errors. Note, every sentence has a main verb, and every sentence should end in a period. (Psst. When in doubt, count the verbs).
Additionally, work on the underlined words and phrases.
(1)I was downstairs lately and feeling suffocated, that's why i got up on the roof in the open air. and now i am feeling much better.
(2)I don't think ________ anything is wrong in going there.
(3)There are a few sums in this exercise which i always find difficult to be soved.
(4)I always find difficulty in solving a few sums of this exercise.
(5)What are you doing downstairs, it very fine there on the roof.
Try it again, then send it back.