2019全国卷1完形填空及答案详解 Every year about 40,000 people attempt to climb Kilimanjaro, the highest mountain in Africa. They ___41___ with them lots of waste. The ___42___ might damage the beauty of the place. The glaciers(冰川) are disappearing, changing the ___43___ of Kilimanjaro. Hearing these stories, I’m ___44___ about the place — other destinations are described as “purer” natural experiences. However, I soon ___45___ that much has changed since the days of disturbing reports of ___46___ among tons of rubbish. I find a ___47___ mountain, with toilets at camps and along the paths. The environmental challenges are ___48___ but the efforts made by the Tanzania National Park Authority seem to be ___49___. The best of a Kilimanjaro ____50____, in my opinion, isn’t reaching the top. Mountains are ____51____ as spiritual places by many cultures. This ____52____ is especially evident on Kilimanjaro as ____53____ go through five ecosystems(生态系统) in the space of a few kilometers. At the base is a rainforest. It ends abruptly at 3, 000 meters, ____54____ lands of low growing plants. Further up, the weather ____55____ — low clouds envelope the mountainsides, which are covered with thick grass. I ____56____ twelve shades of green from where I stand. Above 4, 000 meters is the highland ____57____: gravel(砾石), stones and rocks. ____58____ you climb into an arctic-like zone with ____59____ sn