题目

第二节  （共5小题；每小题2分，满分10分） 根据短文内容，从短文后的选项中，选出能填入空白处的最佳选项。选项中有两项为多余选项。 Last month, students from one hundred and three universities in eighty-eight countries took part in an international computer programming contest. The Battle of the Brains took place in Harbin, China.    71     Jerry Cain, coach of Stanford University Team, California, says “One of the programming problems was trying to figure out how to break an arbitrary chocolate bar into a certain number of pieces我国西北内陆年降水量少的主要原因是(       ) A.距海洋遥远      B.地形较复杂      C.受冬季风影响大     D.受夏季风影响大