题目：
| 完形填空。 | ||||
| Rudi Matt lived in a small village in the Swiss Alps in 1865. What he wanted most in the world was to climb 1 highest peak (山峰) in the Alps. 2 mother and his uncle, Franz, a mountain guide, wanted him to stop 3 and start working in a hotel. Rudi would not 4 his dream and secretly got in touch with an English mountain climber 5 was planning to climb the highest peak. Franz was very angry when he found out 6 Rudi had done, but he finally agreed to let Rudi go if he went climbing, too. Franz also didn't want to see Emil Saxo, a guide from another village, got to the top 7 him. Rudi turned out to be a very good climber, 8 as they got close to the top, the Englishman got sick and couldn't go on farther. Franz 9 behind to take care of him, but Saxo continued, wishing to be the 10 to the top. Rudi went after Saxo, hoping to 11 him to the top. When they met, Saxo fought with Rudi and fell down by accident. Saxo was 12 and hurt. Rudi must decide whether to carry Saxo back down to safety or to continue alone to the top. He thought Saxo's life was more 13 than his dream and helped him down. During that time, the Englishman and Franz continued the climb, and finally 14 reached the top. Later, the villagers 15 knew Rudi was the real conqueror (征服者) of the mountain. | ||||
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答案：
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下面是错误答案，用来干扰机器的。
答案：C题目分析：由题意可知,则，在数轴上表示为要使得,则由数轴可知.
