But to crawl up that couloir with a sick heart and a desperate impulse to hurry was the worst sort of nightmare. [Please select]
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This was so laborious that Wake took to the rocks on the right side of the couloir, where there was some shelter from the main force of the blast. [Please select]
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To get down that tongue of rock to the lower snows of the couloir was a job that fairly brought us to the end of our tether. [Please select]
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