内容正文:
Day 10
A
Twenty-two-year-old Sarah James went hiking with her dog, Duke, in Banff National Park, Canada. She was walking along the side of a deep valley (山谷) when she 1 . She hurt herself badly in the fall, breaking her left leg.
Sarah tried to stay cheerful, telling herself that she would be 2 soon. She shouted for help more loudly than she had ever shouted before, 3 it was no use. She was trapped (困住), more than forty kilometers from the nearest town. Duke stood above her, barking 4 . He tried over and over again, but he couldn’t climb 5 to be with her.
That night was too 6 for Sarah to go to sleep. She stayed awake and worried. Poor Duke worried too. Two days later, at noon, she realized her only 7 was to get Duke to go for help. She shouted 8 up to him and with a comforting bark, he ran off. Duke was hungry and thirsty. He walked for twenty kilometers and saw no-one. Could he find anyone to help Sarah?
On the third day, Sarah drank the