题型：语法填空（语篇） 题类：常考题 难易度：困难
河南省创新发展联盟2017-2018学年高二下学期英语期末考试试卷
Ski touring is exactly that—touring on skis. It combines best bits of skiing and mountaineering and provides the perfect way (explore) the mountain in winter. The (advantage) of ski touring are that you can really escape the crowds, enjoy the peace of the mountains and (reward) with breathtaking views and exciting descents.
Ski touring involves both going up and down the mountain; both of (they) present challenges and new skills are to be acquired. There is much to learn about getting up the mountain that improves efficiency and saves energy. (similar) ，you want to be prepared to enjoy going down, which means learning to deal with the variety of snow conditions you will face. Because all ski touring is very demanding, you must be good physical condition. The fitter you are, the (much) fun you will have.
Rapidly changing conditions and the human factors are the primary reasons for accidents. The human factors include stress, poor (communicate), over-confidence and tiredness. You should always ski within the limits of your ability, and make sure you know to navigate (导航) properly with map and compass.
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