题目

阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 Mount Qomolangma is the highest mountain in the world. Up to now, more than thousands of people (climb) the world's highest mountain successfully. (unfortunate), one in about every five of those  have stood on the mountain top did not survive the trip down. Many others died before reaching the summit. They all battled freezing temperatures, strong winds and snow. And they all risked developing a serious illness  ( cause) by lack of oxygen. You may find it  (astonish) that Erik Welhenmayer is one of the successful climbers.the help of his team, Erik Welhenmayer became the first blind man  (reach) the top of Mount Qomolangma. Each member of the team wore bells on their clothes for him to hear. They also called out warnings to help him cross dangerous areas. It was with determination that he  (overcome) the difficulties he met. It took Erik about two and a half  (month) to reach the top of this incredible mountain, which turned out major success. 答案：【1】have climbed【2】Unfortunately【3】who【4】caused【5】astonishing【6】With【7】to reach【8】overcame【9】months【10】a

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