zobacz czy dobrze napisalm ?

witam mialam takie oto zadanie:
napisac formalne zażalenie i spelnic te oto punkty :
- podziekuj za list z sierpnia w ktorym obiecano ci przeslac ksiazki do biologii
- wyjasnij ze otrzymales mapy geograficzne ktore probowales zwrocic
- podaj powod dla ktorego potrzebujesz pilnie ksiazek i popreos o interwencje
- napisz jak sie z toba skontaktowac
- podziekuj za pomoc

no i ja napisalm cos takiego ( jezeli cos jest zle prosze poprawcie mozecie dodac tez cos co uwazacaie za stosowne)

Dear Mrs. Kowalski
Thank you for your letter of 20 August. In the letter, you promised me that you sent books at a Biology.
In the September books arrived, but it isn't books about biology ! It's geografics maps ! I try return this maps, but I'm not got anserw.
It's very important to me, at the send me the book a Biology becouse I have exam in December at Biology and I would like get ready form him. I would be gratful if you could look into the matter for me.
If you nedd to contact me, I can be reached on 4354322 or at my email adress [email]
Thank you in advence for your help. I hope it's all will be fine.
You sincerly
xyz

Dear Mrs. Kowalski
Thank you for your letter of 20 August. In the letter, you promised me that you sent books at Biology.
In the September I received books, but it is not books about biology ! These are geografics maps ! I try return this maps, but I didn’t got any answer.
It is very important to me to get the books about Biology becouse I have exam in December at Biology and I would like prepare form it. I would be gratful if you could look into the matter for me.
If you nedd to contact me, I can be available on 4354322 or at my email adress [email]
Thank you in advence for your help. I hope it all will be fine.
You sincerly
xyz

troszke poprawilam mam nadzieje ze jest dobrze

In the letter you promised mi that you WOULD SEND Biology books.
In - September I received books, but not the Biology ones.
It was geographical maps.
I tried to send them back, but didn't get any answer.
...because I have a Biology exam in December and I'd like to prepare for it.
...grateful...
...NEED...I am available...
...in advance..
...it will all be fine..
yours sincerely

Nie wiem, czy czegos nie pominalem bo duzo tych bledow bylo...