英语翻译one persons runs behind the sled,shouting to the dogs to

英语翻译
one persons runs behind the sled,shouting to the dogs to encourage them.the sound of the dogs barking,the calls of the drivers and the shouts of the crowd make an exciting Northern experience.
everyone who comes must be prepared to keep moving,as it is too cold to stand and watch for long.
you can watch the snowboarding competitions on the hill overlooking the river.competitors speed down the track and through the air as though they could fly.