北师大版高中英语模块7--Unit 22 lesson3-2

[00:02.27]B Volcanic eruptions and earthquakes [00:05.51]have always been a threat in certain parts [00:07.84]of the world. [00:09.00]A volcanic eruption virtually wiped out the [00:11.15]small Caribbean island of Montserrat in 1997, [00:15.66]and th

北师大版高中英语模块7--Unit 22 lesson3-1

[00:02.02]Unit 22 Environmental Protection [00:06.60]Lesson 3 Unnatural Disasters [00:10.92]Hell and High Water [00:13.46]The last few years have been the worst period [00:16.21]on record for environmental disasters [00:19.22]and experts are predicti

北师大版高中英语模块7--Unit 22 lesson3-4

[00:00.84]D Volcanoes and earthquakes [00:03.57]are even more dangerous than in the past [00:06.34]as around half the world's population now [00:08.95]lives in cities. [00:10.41]There are more than 500 active [00:12.79]and semi-active volcanoes, [00:

北师大版高中英语模块6--Unit 16 Stories Lesson1-1

[00:00.00]Unit 16 Stories [00:06.56]Lesson 1 [00:08.14]Stories from History [00:11.09]Pompeii:The city that became a time capsule [00:16.76]Around the end of the fitst century AD, [00:19.85]a Roman writer called pliny wrote about [00:22.15]a devastat

VOA慢速英语--泳者见证香港水域三十年的水质变化

Sandy Lam has been rising early each day to swim in the waters off Hong Kong Island for nearly 30 years. Lam is 68 years old. He is part of a small community of about 50 people mostly older adults who often use the Sai Wan Swimming Shed. The small bu

NPR 2010-04-18

Europe is in the throes of unprecedented flight disruptions for a third day because of a growing ash cloud from a volcanic eruption in Iceland this week. At least 17 countries have shut down their airspace. Frank Browning reports travelers are scramb

美国国家公共电台 NPR Hawaii's Volcanic Eruption Draws Scientific Interest

Hawaii's Volcanic Eruption Draws Scientific Interest AUDIE CORNISH, HOST: The images from the volcanic eruption on Hawaii's Big Island are both breathtaking and terrifying. Lava is gushing from cracks in the earth, blasting at times more than 200 fee

英国学生科学读本 第92期:一盒火柴(1)

Lesson 92 A Box Of Matches 第92课 一盒火柴 We need fire every day, to warm our houses, or to cook our food, or to give us light. 我们每天都需要利用火来给房间加温、烹饪、照明。 Even savage tribes use fire for such purposes

美国学生世界地理教材 第60期:战神的国家(3)

Up in the Sierra Madre Mountains, in a bowl-shaped valley, is the capital of Mexico. 在马德雷山脉上有一个碗形的山谷，里面坐落着墨西哥的首都， It is called Mexico City, so you dont have to learn a new name. 叫做墨西哥城

More Than 60 Dead in Guatemala Following Volcanic Explosion

Rescue workers pulled at least 10 people alive from ash and mud flows around Guatemalas Volcan de Fuego on Monday. The countrys national disaster agency reported at least 62 people have died since the volcano exploded Sunday. Officials say the number

VOA标准英语2010年-Volcanic Ash Could Threaten Europe's P

Scientists in Iceland say the volcano that has been spewing out massive plumes of ash over much of Europe appears to be calming down. Last month, the volcanic ash cloud forced the closure of much of Europe's air space and the cancellation of thousand

英国学生科学读本 第57期:硫(1)

Lesson 57 Sulphur 第57课 硫 Did you ever have to take a mixture of brimstone and treacle? This mixture has not a pleasant taste, but it is a useful medicine; and if it will do us good, we should not care much whether it has a nice taste or not. 小朋

英国学生科学读本 第57期:硫(2)

The fumes of burning sulphur will bleach straw, silk, and other things, and make them white and clean. These fumes are also useful for killing the germs which cause fevers and other diseases. 燃烧的硫磺冒出的烟，可以漂白稻草、丝绸和

PBS高端访谈:南极臭氧层空洞有所缩小

HARI SREENIVASAN, PBS NEWSHOUR WEEKEND ANCHOR: Scientists studying climate change in Antarctica reported this week that the hole in the protected ozone layer of the earth's atmosphere has shrunk. The discovery of the hole in the mid-1980s led to a wo

小王子 第21期:再见了

I believe that for his escape he took advantage of the migration of a lock of wild birds. 我想小王子大概是利用一群候鸟迁徙的机会跑出来的。 On the morning of his departure he put his planet in perfect order. 在他出发的那天

学个词Learn a Word 第1259期 volcanic ash

今天我们要学的词是 volcanic ash, volcanic is spelled v-o-l-c-a-n-i-c, ash is spelled a-s-h, volcanic ash。volcanic ash 火山灰。爱尔兰上星期发生火山爆发，The volcanic ash from Iceland forced the cancellation of flights in an

【跟着美剧练发音】破产姐妹15

Oh, my God, are you choking? Oh, my God, I feel like you're choking! Is anyone here a doctor? What am I saying? I forgot where I am. Has anyone here ever seen What do you do when a girl is choking? I just back up a few inches. What do we do? What do

英闻天下——242 China Timetables Fuel Quality Upgrade

The State Council, China's cabinet, has released its timetable to upgrade fuel quality nationwide before 2017. The new standard for petrol and diesel, with sulphur content within 10 parts per million, is expected to be in practice nationwide by 2017.

科学家成功将二氧化碳变成“石头”

The researchers report an experiment in Iceland where they have pumped CO2 and water underground into volcanic rock. 研究人员发表了一项在冰岛的实验：把二氧化碳和水注入地下变成火山石。 Reactions with the minerals in th

英语美文：谁是世界上最幸福的人

Who Are the Happiest People? 谁是世界上最幸福的人 只有傻瓜才不考虑别人的利益。 抛弃自己国家的传统来创造更好的社会是一种错误的方式。 一个民族失去了自己的神话，就失去了自我。 [1]They