第一部分：新题型尝试。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（共5小题，每小题1分，共5分）
81 Every normal person is expert in the skill of pronouncing his own language,but few people are skilled at pronouncing foreign languages.Now there are many reasons for this. 82 But I think the reason is that many people fail to grasp the true nature of the problem of learning to pronounce.They never set about solving it in the right way.
