急需英语小短文

这是我当时考雅思口试时用到的一篇事先准备好的文章，我真实的经历为基础写的都是简单词汇，外教帮我check过的。不要以为雅思很难，其实把话说清楚了就能拿6了。
event in my life
i have had many important event in my life so far. when i look back, the most dangers one is that day i almost died……
when i was young. i lived on the coast.there was a beach about 40 minutes from my house. my sister and i used to go swimming almost everyday,all summer long. one day, my sister and i were swimming together, and she wanted to go out into deeper water. actually,she was quite a good swimmer,but i couldn't really swim at all. anyway,we went to go out until the water was up to our chests. suddenly there was a strong sideways current and i couldn't walk against it. i tried to put my feet down to walk towards the shore, but there was nothing there. the water was over my head. i panicked! i tried to swim in,but i could only doggy-paddle,and it was so slow and tiring. i waved my arm for help, but when i put my hand up,my head went under the water. i got a