Choosetheanswerthatcorrectlyinterpretsthesentencefromthetext.And it was that compulsion, to bring a quarter of a ton of dark grey rock back home, that very nearly led to our undoing. (Para. 4)
A. We felt we must bring back the dark- grey rock samples weighing a quarter of a ton, and the urge to do that almost killed us all.
B. We had to bring back the quarter-ton of dark-grey rock, and that made the trip extremely dangerous and even impossible.
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His boat was four miles away, lashed up against an ice floe, and as close to us as was possible. (Para. 6)
A. His boat was four miles away and could not come closer, because a big ice floe clogged its way.
B. His boat was four miles away, because a big ice floe had pushed it away from the shores.
… we would have to take our chances on the ice floes, and get to his boat by walking out. (Para. 7)
A. … we would have to take the risk of walking out on the ice floes to reach his boat.
B. …we would have to take the only opportunity and avoid the ice floes to get to the boat.
But there, at last, was the boat - hidden behind a ridge of ice, her red hull appearing dramatically out of nowhere. (Para.13)
A. But we at last were in sight of the red hull of the boat, which we had tried hard to see from behind a ridge of ice.
But at last, all of a sudden, we saw the red hull of the boat coming out from behind a ridge of ice.
We had advanced, if ever so slightly, the sum of human knowledge. (Para. 18)
A. We have done so little to advance the sum of human knowledge.
B. We have helped advance human knowledge, though only in such a small way.
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