Проверьте, , 3 маленьких предложения на наличие в них ошибок, как речевых, так и грамматических. my view is that riding in a zorb will be terrible because you roll down the hill and it's crazy! i'm not a risky person. my heart just will not sustain. зарание, огромное )

I think that riding in a zorb is terrible because you are rolling (хотя можно и просто roll) down the hill and it's crazy!  I'm not such (усиление значения "рискованный") a risky person. My heart just will not sustain it.