Leonard and Wayne’s study suggests that dogs joined the first humans that made the adventure across the Bering Land Bridge to slowly populate the Americas. Wayne thinks the dogs that made the trip must have provided some excellent service to their human companions or they would not have been brought along. “Dogs must have been useful because they were expensive to keep, ”Wayne said. “They didn’t feed on mice; they fed on meat, which was a very guarded resource. ”

　　6. The underlined word “remains” is closest in meaning to“　”.

　　A. leftover food

　　B. animal waste

　　C. dead bodies

　　D. living environment

　　7. According to the study described in Paragraph 4, we can learn that　.

　　A. ancient dogs entered North America between 1450 and 1675 A. D.

　　B. the 11 bones of ancient dogs are not from native American dogs

　　C. the bones discovered by the gold miners were from North American wolves

　　D. the bones studied were not from dogs brought into North America by Europeans

　　8. What can we know from the passage?

　　A. Native Americans domesticated local wolves into dogs.

　　B. Scientists discovered some ancient dog remains in the 1920s.

　　C. Latin America’s dogs are different from North America’s in genes.

【2017届江苏省高考英语一轮复习：必修5 Unit 3课时提升作业(牛津译林版)】相关文章：

★ 2014届高考英语一轮复习课时作业(五)必修1Module 5《A Lesson in a Lab》（外研版）

★ 【人教版】2014届高考英语一轮复习指导考点针对练：选修6 unit2《Poems》

★ 盘点2016年高考英语二轮复习短文改错的六个要点

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (17)

★ 【浙江专用】2014届高考英语一轮复习课时作业(二十一)必修5Unit 1《Great scientists》

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (79)

★ 2017届高考英语二轮复习书面表达限时测验：4（含解析）

★ 【北师大版】2014届高考英语一轮复习指导课时作业：Unit 3 A卷 Word版含解析

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (26)

★ 2017届高考英语二轮复习课时训练：11（含解析）