以the important day in my life为题写一篇作文

One day in winter holiday,all my family went to climb a mountain.Father told my elder sister and I that the first one to get to the top of the mountain would be given a toy.Hearing this ,we began to climb.I was soon tired.I didn't give up.That toy attracted me to run foaward,in the end I reached the top first.On the top we enjoyed the beautiful view and had a picnic.At dusk,we went down the mountain happily.I was the happist one.What an importantday!Iwill never give up!