17. Native American burial sites dating back 5,000 years indicate that the residents of Maine at that time were part of a widespread culture of Algonquian-speaking people. A. were part of a widespread culture of Algonquian-speaking people B. had been part of a widespread culture of people who were Algonquian-speaking C. were people who were part of a widespread culture that was Algonquian-speaking D. had been people who were part of a widespread culture that was Algonquian-speaking E. were a people which had been part of a wide.spread, Algonquian-speaking culture 1.重复 （一级排除 C, D, E ） people redundantly describes the residents rather than the larger group to which the residents belonged.
2. 时态：( 一级排除 B, D ) 过去完成时没有明确标志
3. 修饰(逻辑主语不一致)：(二级排除C,D,E ) culture that was Algonquian-speaking / Algonquian-speaking culture 修饰不正确