In 1985 two climbers, Joe Simpson and Simon Yates, left their base camp and started climbing a mountain called Siula Grande.
1 they arrived at the top, they went down the mountain. Unfortunately, Simpson fell and 2 his leg. Quickly, Yates tied a rope to himself and then to his 3. Then Simpson slipped（滑倒）. He was hanging in mid-air. Yates didn't know 4 was happening below. The rope was pulling Yates down the mountain. He had two choices: hold the rope but then 5 of them might die, or cut the rope and survive（幸存）himself. It was a(n) 6 decision for Yates but, at the last moment, Yates 7 the rope and saved himself. As a result, Simpson fell into a deep crevasse（裂隙）.
The next day, Yates 8 Simpson everywhere. He called Simpson's name but he heard 9. So he thought Simpson was 10. Yates didn't know that Simpson was still alive inside the crevasse. After Simpson realized Yates wasn't coming, he decided to find a way out 11 the rope.
On a dark night several days later, Yates was sleeping at base camp when he 12 someone shouting his name. Finally, after searching and searching he 13 Simpson. He was lying on the ground, not moving, but he was still alive.
After a few days, the two men 14home and their story became famous. Yates was 15 blamed（指责）for cutting the rope. In 1988, Simpson wrote a book about the accident and defended（为……辩解）Yates. Simpson believed Yates made the right decision.
