A hundred years ago, there are one and a half billion people on earth. Now, over six billion crowd our fragile planet. But even so, there are still places barely touched by humanity. This series will take you to the last wildernesses and show you the

发表于:2018-12-03 / 阅读(74) / 评论(0) 分类 探索与发现2012年

[00:02.32]Unit 9 Wheels Literature Sport 3 [00:07.41]FRANKENSTEIN by Mary Shelly [00:10.26]Read and listen to the story. [00:12.83]Are the sentences in you book true (T) [00:16.17]or false (F)? [00:19.96]My name is Captain Walton. [00:23.64]My ship w

发表于:2018-12-29 / 阅读(150) / 评论(0) 分类 北师大版高中英语模块3

UNIT 7 [00:03.21]Lesson 49~56 [00:07.86]Know Your World [00:11.23]Lesson 49: [00:14.79]The World Is a Big Place!Let's learn some geography! [00:21.55]Geography is the study of the world's places and population. [00:28.71]How many people are there in

发表于:2019-01-09 / 阅读(226) / 评论(0) 分类 河北加拿大版初中英语

AS IT IS 2015-09-04 Countries Compete for Oil in the Arctic 北极的国际石油争夺战 Russia, the United States and other countries are hurrying to control Earths northernmost territory: the Arctic. It is rich in oil and natural gas. The countri

发表于:2019-01-12 / 阅读(67) / 评论(0) 分类 2015年VOA慢速英语(九)月

AS IT IS 2016-06-15 Meet Monique, the Chicken Sailing Around the World 法国小伙带着宠物鸡环球旅行 This is Whats Trending Today. Guirec Soudee is sailing around the world. The 24-year-old Frenchman has already been at sea for two years. H

发表于:2019-01-12 / 阅读(79) / 评论(0) 分类 2016年VOA慢速英语(六)月

They are constantly on the move. New-born calves have to be up and running the day they are born. But the vast herds do not travel alone. Wolves. Packs of them, eight to ten strong, shadow the migration. And they are hungry. Its the newly born calves

发表于:2019-01-23 / 阅读(85) / 评论(0) 分类 探索与发现2012年

Day 10. And the mother has let her cubs a mile from the den. Its time to put them to the test. Theyve grown enormously in confidence, but they dont have their mothers sense of urgency. At last it seems that they are ready for their journey. And they

发表于:2019-01-23 / 阅读(77) / 评论(0) 分类 探索与发现2012年

Midsummer on the tundra and the sun does not set. At these altitudes, the suns rays are glancing and not enough of their energy reaches the ground to enable trees to grow. Youll need to travel five hundred miles south from here before that is possibl

发表于:2019-01-23 / 阅读(79) / 评论(0) 分类 探索与发现2012年

The advance of the seasons brings constant change. As the suns influence diminishes in the north, so the deciduous forests of America begin to shut down, losing their leaves in preparation for the dark, cold months ahead. One season hands over to ano

发表于:2019-01-23 / 阅读(73) / 评论(0) 分类 探索与发现2012年

The character of the forest changes as we descend, becoming ever darker and damper, favoring different kinds of animals and plants. Less than two percent of the sunlight reaches the floor. But even here there is extraordinary variety. In the Great Is

发表于:2019-01-23 / 阅读(67) / 评论(0) 分类 探索与发现2012年

The female retires to consider her verdict. Its hard not to feel deflated when even your best isnt good enough. The sun influences the lives in the ocean just as it does on land. Its richest parts are those where waves and currents bring fertilizing

发表于:2019-01-23 / 阅读(104) / 评论(0) 分类 探索与发现2012年

The strike of a great white shark lasts a mere second. Slowing it down forty times reveals the technique and immense strength of this massive predator. If surprise fails, there will be a chase. The shark is faster on a straight course, but it cant tu

发表于:2019-01-23 / 阅读(188) / 评论(0) 分类 探索与发现2012年

The sun beating down on tropical waters powers the weather systems of the globe. Moisture evaporates from the warming ocean and rises to create great storms. The winds generated out at sea sweep inland across the continents. As they travel across the

发表于:2019-01-23 / 阅读(69) / 评论(0) 分类 探索与发现2012年

This is in Africa rarely seen, a lush water world. Some creatures are completely at home here. These are lechwe, antelope with hooves that splay widely enabling them to move at speed through the water. For others, the change is far less welcome. Babo

发表于:2019-01-23 / 阅读(53) / 评论(0) 分类 探索与发现2012年

Their secret is teamwork. Impala are their favourite prey. They start to hunt and the pack splits up. An aerial viewpoint gives a new insight into their strategy. As the dogs approach their prey, they peel off to take up separate positions around the

发表于:2019-01-23 / 阅读(64) / 评论(0) 分类 探索与发现2012年

The dogs know their prey must come out or drown. Now its a waiting game. The rest of the pack are calling. Theyve made a kill in the forest and this is an invitation to join in the meal. The impala is in luck. A pack this size kills once a day and ev

发表于:2019-01-23 / 阅读(74) / 评论(0) 分类 探索与发现2012年

All across southern Africa, all animals are journeying for the same reason. Buffalo join the great track. Nowhere else on Earth are so many animals on the move for the same urgent purpose. They are all heading for the swamps of the Okavango, a vast i

发表于:2019-01-23 / 阅读(77) / 评论(0) 分类 探索与发现2012年

At the peak of the dry season in the Kalahari, water arrives in the Okavango. It fell as rain a thousand miles away in the highlands of Angola and has taken nearly five months to reach here. The water drives out insects from the parched ground which

发表于:2019-01-23 / 阅读(66) / 评论(0) 分类 探索与发现2012年

加州奥兰多市两个一起打蓝球男孩看到天空出现一束亮光不久其中一个亮光坠落不远处好奇心趋势下一个男孩近亮光坠落地方不料一个从幻影区(Phantom Zone)逃逸囚犯Baern转入男孩身体并用含有辐射热光波杀死了男孩同伴6周后Chloe将发生奥兰多市辐射事件报道拿给ClarkClark

发表于:2019-02-06 / 阅读(89) / 评论(0) 分类 超人前传

Lesson 2 News 第二课 实时新闻 December 2 12月2日 Polar Bears 北极熊 Polar bears are big and white. 北极熊身材又高大毛皮又雪白, They look soft and cute. But they are not. 看起来柔软可爱, 但实际上却不是如此。

发表于:2019-02-16 / 阅读(142) / 评论(0) 分类 大家说英语