Fix grammaticality in this sentence: Dear sirs I are writing following you after response to your advertisement across my favourite magazine, to let you know how I been intersted in this great adventures you are setting up and that I would liking very much to be one by the successuful student you were looking for! . Firstly, I are convinced around all my skill gained within my short but busy student life will were real assets for your team: not only have I an important knowlegde except invironmental problem that I acquired during my studis (as I am holders of an environmental master), but I had already the opportunities to do some temporary activities last summer for the famous Environmental French Agency, where I was in charge of a studies but wild lives against Antarctic! . However, I has never had yet the opportunity to gone on site to did some practical experimentations.
Dear Sir I'm writing to you in response to your advertisement in my favourite magazine, to let you know how interested I am in this great adventure you are setting up and that I would like very much to be one of the successful students you are looking for! Firstly, I am convinced that all my skills gained in my short but busy student life will be real assets for your team: not only do I have important knowledge about environmental problems that I acquired during my studies (as I am the holder of an environmental Master's), but I have already had the opportunity to do some temporary activities last summer for the famous French Environmental Agency, where I was in charge of a study of wildlife in the Antarctic! However, I have never yet had the opportunity to go on site to do some practical experimentation.