阅读下面短文，掌握其大意，然后从36-55各题给的[A]、[B]、[C]、[D]四个选项中选出最佳答案。

Scott and his companions (同伴) were terribly disappointed, When they got to the South Pole, they found the Norwegians (挪威人) had beaten them in the (36) to be the first ever to (37) the South Pole. After planting the British (38) at the Pole, they (39) a photograph of themselves (40) they started the 950 mile journey (41) . The journey was unexpectedly (42) and the joy and excitement about the Pole had gone out of them. The sun hardly (43) . The snow storms always made it impossible to (44) the stones they had (45) to mark their way home. Captain Oates had been suffering for (46) (47) his (48) feet. At night His feet swelled (肿胀) so large that he could (49) put his boots (50) the next morning, and he walked bravely although he was in great (51) . He knew his slowness was it (52) likely that (53) could save themselves. He asked them to leave him behind in his sleeping bag, but they (54) , and helped him on a few more miles, until it was time to put up the (55) for another night.