1.英语作文：70%的同学喜欢做户外运动,因为他们认为这有助于健康

Nowdays, the problem of outdoor sports has been brought into students' focus.People's views on this problem vary from person to person.70 percentage of students like outdoor sports,the hold the view that it is conducive to health and can widen the vision.30 percentage of student don't agree with them and hold different view.They prefer doing indoor sports rather than outdoor sports.The think that doing indoor sports can save time and can help you better study.As far as I am concerned,I agree with the most people.As we all know,good health is the source of study.Outdoor sports is a kind of aerobic exercise.Doing outdoor sports can keep ourselves full of prunes so that I can have enough energy for better study.

To sum up,it is necessary for us to do some outdoor sports.

2.下雨天同学聚会可以举办些什么户外活动

进行户外活动可以搭一个棚子，或者大遮阳伞，聊聊天，烧烤，联机游戏，打牌，麻将都可以。

当然下雨天最好不要有户外活动，在室内觉得比较安全，毕竟雷电可不是闹着玩的定向运动也是竞技体育项目之一，他类似于众所周知的寻找宝藏。大致过程是：在旷野，山丘的丛林或近郊公园等优美的自然环境中，事先隐藏好数个点，参加者手持地图和指南针找出点的所在方向。

采用徒步，奔跑式，迅速准确地逐个找出，有机地将个人休闲、娱乐与团队熔炼、协作融为一体。区别最大的最明显的区别便是在各大城市内举行，其复杂性和难度少于定向越野。

通常城市定向以比赛形式出现，一般强调文化性和娱乐性，要求类似“寻宝”游戏。