Question

Посмотрите пожалуйста, может ошибки в грамматике или в построении предложений есть? 
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For me always was interested in winter sports, snowboarding. I consider him to be an extreme sport. This sport is the descent from the snow-covered slopes and mountains on  - snowboard. For the first time at the Olympics snowboarding appeared in 1998. Of the varieties of snowboarding most interesting to me slopestyle, consisting of performing a series of acrobatic jumps on trampolines. I think that snowboarding is a very interesting sport.
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Answer 1

I always was interested in winter sports, especially in snowboarding. I think that it is an extreme kind of sport. Snowboarding is descending from the snow-covered slopes and the tops of mountains with a snowboard. For the first time snowboarding appeared at the Olympic games in 1998. The most interesting type of snowboarding for me is slopestyle. It includes performing series of acrobatic jumps on trampolines.  I think that snowbaording is very interesting sport.
Вот так более-менее по- английски звучит)