Проверь на грамотность.

I feel comfortable and? is weakened? together with her.

We can talk to? her? for hours on different? a? subject.

on? a? lessons

because? connecting us? much in common, and? to us? well together

I have got many friends, but only three or four are my best ones.

I have many friends, but the best ARE ONLY 3-4. One of them is Sasha. She is very kind, sociable, cheerful, clever, beautiful. She has dark hair, on HER [NO a] face of a freckle and very beautiful eyes. She likes to walk AND read BOOKS. She USED TO dance BEFORE, but NOT now.
WE BECAME [NO The] best friends somewhere in the 8th GRADE. Before THAT we HAD BEEN JUST friendS. I feel comfortable and is weakened together with her [?]. We spend A LOT OF time together as we study in THE SAME class and [OMIT we] share the same desk. [NO We] I can talk to her for hours on different [NO a] subjectS. She often helps me IN THE CLASS [NO on a lessons] or out of THE school. WE NEVER quarrels. [DELETE We avoid quarrels.]
I THAT know we will remain friends [NO with her] because WE HAVE [NO connecting us[ SO much in common, and WE GO ALONG [NO to us] well together. I AM HAPPY THAT I HAVE SUCH A FRIEND. [DELETEIt is possible to dream of such friend.]

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I feel comfortable and is weakened together with her.