B.To move northward.
C.To respond to the climate change.
D.To protect themselves from the cold wind.
3.What can be inferred from the last paragraph?
A.New trees can trap the snow,which may make the soil colder.
B.The trapped snow prevents new trees from producing more seeds.
C.New trees can make the surrounding air warmer.
D.New trees can bring more food and shelter for local animals.
4.The passage is most probably taken from ________.
A.a science report B.a health report
C.a fashion magazine
D.a children's magazine
答案:
解题导语:本文是一篇科研报告,主要研究了气温升高对北极圈植物的影响。
1.B 解析:细节理解题。根据第二段的第二句“Across the Arctic,temperatures are rising faster than anywhere else in the world.”以及本段的整体内容可知,不断上升的气温是北极圈树木北移的主要原因,即B项正确。
2.D 解析:代词指代题。根据画线词前的“Trees growing along the tree line must protect themselves from the cold wind.”可知,画线词 this指代的是本句中的“protect themselves from the cold wind”,即D项正确。
3.C 解析:推理判断题。根据最后一段中的“New trees will provide shelters for some snow. Keeping the sun's rays from making the white surface disappear. Instead,the trees absorb the sun's heat. This warms the surrounding air.”可推知,新树会让周围的空气更加温暖,即C项正确。
【2017版高考英语北师大版《名师伴你行》一轮复习课时作业:17《Laughter》(含解析)】相关文章:
★ 2014高考英语(新人教版)一轮基础训练(18)A、B卷(附答案或解析)
★ 2014高考英语(新人教版)一轮基础训练(11)A、B卷(附答案或解析)
★ 2014届高考英语一轮复习课时作业(三十二)选修6Module 2《Fantasy Literature》(外研版)
★ (安徽专用)2014届高考英语一轮复习方案 作业手册(12)模块4 《Unit 12 Culture Shock》(含解析) 北师大版必修1
★ 2014届高考英语一轮复习课时作业(三十一)选修6Module 1《Small Talk》(外研版)
★ 2017届高考英语二轮复习大题冲关秘籍完形填空之夹叙夹议文:应试策略(含解析)
★ 2014高考英语(新人教版)一轮基础训练(17)A、B卷(附答案或解析)
★ 【三维设计】2017版(江苏专用)二轮复习练习:必修4 Unit 1《Advertising》单元检测(含解析)
★ 2017高考四川省广安市英语阅读理解一轮系列训练:10(含解析)
最新
2017-04-24
2017-04-24
2017-04-24
2017-04-24
2017-04-21
2017-04-21