Proszę o sprawdzenie krótkiego wypracowania.

Witam. :) Bardzo mi zależy na tym , by wypracowanie było bezbłędne, a obawiam się, że narobiłam wiele błędów - szczególnie gramatycznych. Proszę o sprawdzenie:)

Today I will tell you about Lady Diana, because I think she was a very good person. Diana was the first wife of Charles, Prince of Wales. She became famous through her charity. She was humble and quiet person since her childhood. She was an average student, she didn't pass even one of her exams. Eventually, she became a kindergarten teacher. Diana liked singing and sports, and for a long time she wanted to be a ballerina. Her favorite music group was the British rock group Duran Duran. Her husband Charles was forced into marriage by his father. To the traditional duties of princesses of Wales was visiting the hospital and furtherance the patients. Diana gladly helped sick people. She was the first high-staked person who was photographed with a person infected with HIV. Her best-known activity was participating in the campaign against mines. In January 1997 she went to Angola as a Red Cross volunteer. She has visited hospitals and people who have been maimed by landmines explosion. She participated in training how to avoid mines and supported the program to remove mines from Angola. Her pictures, in wchich she wears a helmet and a bulletproof vest walks through a minefield circulated throughout the world. Princess Diana chaired and supported many charities. Through her activities has gained the sympathy of people.She was known like a "queen of people hearts".In the picture we see her happy and smiling, surrounded by people. The second picture shows Diana in a beautiful black dress when she danced with John Travolta at the White House in Washington. Diana died in a car accident on Aug. 31, 1997 in Paris.

Today I will tell you about Lady Diana (tutaj mozesz dodac nazwisko), because I think she was a very good person. Diana was the first wife of Charles, THE Prince of Wales. She became famous through her charity (tu cos brakuje.) She was (brak przedimka) humble and quiet person (brak slowa) since her childhood. She was an average student, she didn't pass even one of her exams.(to troche nie prawda-sprawdz)
'To' (cos tu nie tak) the traditional duties of princesses of Wales was visiting 'the hospital' (nie, bo to nie byl jeden szpital, tylko wiecej) and 'furtherance' (nie rozumiem tego slowa tutaj) the patients.
She was the first high-'staked' (zle slowo- ma byc 'ranking') person who was photographed with a person infected with HIV.
She has visited hospitals and people who have been maimed by landmines explosionS. She participated in training OF how to avoid mines and supported the programME to remove mines from Angola. Her pictures, in 'wchich' (ortog) she wears a helmet and a bulletproof vest walks through a minefield circulated throughout the world.
Through her activities (kto? brakuje) has gained the sympathy of people.She was known 'like a' (nie, like a - tylko THE) "queen of people hearts". In the 'picture' (o ktorym jedynym picture mowisz) we see her happy and smiling, surrounded by people.

Dziękuje za pomoc:)