47. What do the underlined words “pack out what you pack in” in Paragraph 4 probably mean?

　　   A. keep every out of campgrounds

　　   B. take away everything you bring in

　　   C. carry all the necessary food

　　   D. look after your personal belongings

　　48. Why were some deer killed on purpose at Grand Canyon?

　　   A. They ate wrong things and became very ill.

　　   B. They were a danger to other gentle animals.

　　   C. They begged food from visitors.

　　   D. They kicked and bit visitors.

　　49. What is the main purpose of the text?

　　   A. To provide travel information            B. To report some recent news.

　　   C. To teach tourists hiking skills             D. To introduce the wild life

　　B篇

　　The Queen’s English is now sounding less upper-class, a scientific study of the Queen’s Christmas broadcasts had found. Researchers have studied each of her messages to the Commonwealth countries since 1952 to find out the change in her pronunciation from the noble Upper Received to the Standard Received.

　　Jonathan Harrington, a professor at Germany’s University of Munich, wanted to discover whether accent (口音) changers recorded over the past half century would take place within one person. “As far as I know, there just is nobody else for whom there is this sort of broadcast records,” he said.

【2017届高考英语一轮总复习精选单元练习人教版选修8《Unit 1 A land of diversity》】相关文章：

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (39)

★ 2017届江苏省淮安市新马中学高考牛津译林版英语一轮复习活动单：模块7 unit 3《The World online》

★ （安徽专用）2014届高考英语一轮复习方案 作业手册（4）模块2 《Unit 4 Cyberspac》（含解析） 北师大版必修1

★ （安徽专用）2014届高考英语一轮复习方案 作业手册（6）模块2 《Unit 6 Design》（含解析） 北师大版必修1

★ 2017届高考英语二轮复习课时训练：10（含解析）

★ 2014届高考英语一轮复习课时作业(二十五)必修5Module 1《British and American English》（外研版）

★ 【人教版】2014届高考英语一轮复习指导考点针对练：必修1 unit1《Friendship》

★ 【北京专用】2014届高考英语一轮复习方案课时作业：选修7 Unit 2 Robots

★ 四川省2016届高考英语一轮复习课时作业（35） Module 5 Cloning 外研版选修6

★ 四川省2016届高考英语一轮复习课时作业（40） Module 4 Music Born in America 外研版选修8