新人教版高中英语选择性必修第二册同步课时强化训练课件 Unit 4 Period One Reading and Thinking—Comprehending

Journey Across a Vast Land Unit 4　 英语24字整体教学 Travel is，even if it is the same world，you find the world is not the same. 旅行就是，即使是同一个世界，你们发现 的却是不一样的世界。 单 元 主 题 语 境 人与社会 Canada 　　Canada is the second largest country in the world after Russia.It is larger than the USA and reaches nearly a quarter of the way round the earth.The distance from east to west is over 5,500 kilometres and the country covers six of the world’s 24 time zones.However，its population，about 33.8 million，is only about one-fifth of Russia’s.Nearly 90% of Canadians live within 200 km of the border with the United States,1which means that Canada contains vast expanses(宽阔的区域) of wilderness to the north.Canada’s native peoples make up less than two percent of the population. 话题导入 　　The weather is different from area to area.In the north，the winters are long and hard,2with snow for six months of the year.The temperature can fall to －60℃.The west coast of Canada is the warmest place in winter.The average January temperature