参考答案:NG 答案解析:[解析] 本题定位词是25-34和16-24，涉及就业经验的问题。题干是与劳动力的构成有关的，锁定“A New Labor Force”部分。迅速查读，在该部分最后一段找到对应的定位词16 to 24
第20题: [单项选择]The author mentions all of the following as events that might precipitate a change in a Sioux man's name EXCEPT ______. A. an inspiring dream B. a new home C. an encounter with a strange beast D. a valiant deed 参考答案:B 答案解析:本题为细节题。文章第六行“a man often replace his original name with a new one that celebrated a personal act of
