Spring doesn't come easily to the Canadian Rockies. Winter never leaves without a fight. On mountainsides high above the valleys, bighorn sheep gear up for an age-old ritual. These males are bachelor rams. They are roughhousing now, but in the fall,

发表于:2018-12-03 / 阅读(78) / 评论(0) 分类 自然百科2008年

At Jasper National Park, high in the Canadian Rockies, spring is a full, fragrant bloom: food is plentiful and new life emerges. But spring does not come easily, and for newborn youngsters dangers abound. Many must learn to run first and ask questio

发表于:2018-12-05 / 阅读(67) / 评论(0) 分类 国家地理2008年

Lesson 28:No parking 禁止停车 First listen and then answer the question. 听录音,然后回答以下问题。 What is Jasper White's problem? Jasper White is one of those rare people who believes in ancient myths. he has just bought a new house

发表于:2018-12-08 / 阅读(647) / 评论(0) 分类 新概念英语第二册