問題詳情

二、綜合測驗（共15題，@ 1分；15%）Hiking in mountainous regions such as the Himalayas has become increasingly popular over the past few decades. Each year, travelers 16. to places like Nepal, Tibet, and parts of northern India to challenge themselves both mentally and physically on a trek that will take them high into the sky. However, before setting off on such a journey, one should be aware 17. the dangers of altitude sickness, which is also known as acute mountain sickness.The higher a person climbs above sea level, the less oxygen there is available, and the body, therefore, has a difficult time 18. properly. So, it is very important not to ascend too rapidly. Once you pass 2,000 meters in 19. , you should climb much more slowly, which allows your body ample time to acclimatize. If you ascend too quickly, you may experience stinging headaches followed by dizziness and nausea. These symptoms are the early 20. of acute mountain sickness, and you must descend immediately or you will be putting your health at a great risk.
16.
(A) presume
(B) flock
(C) pursue
(D) exchange

參考答案

答案：B[無官方正解]
難度：適中0.5
統計：A(2),B(3),C(0),D(1),E(0)

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