单词:energy biomass section
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[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:05.82]2006 Text3 [00:08.14]When prehistoric man arrived in new parts of the world, [00:12.17]something strange happened to the large animals: [00:15.51]they suddenly became extinct. [00:18.03]
1. A) The man thinks travelling by air is quite safe.? B) The woman never travels by plane.? C) Both speakers feel nervous when flying.? D) The speakers feel sad about the serious loss of life. ? 2. A) At the information desk. B) In an office.? C) In
1. A) The man thinks travelling by air is quite safe.? B) The woman never travels by plane.? C) Both speakers feel nervous when flying.? D) The speakers feel sad about the serious loss of life. ? 2. A) At the information desk. B) In an office.?
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. There's a huge, gunky brown cloud that lingers over south Asia and the Indian Ocean each winter. Its been known to cause respiratory diseases and even
意大利推出先进的生物燃料工厂 by Marzia De Giuli CRESCENTINO, Italy, Oct. 9 (Xinhua) -- An advanced plant for the production of second generation biofuels from plants not suitable for food consumption was inaugurated in northern Italy on
DEVELOPMENT REPORT - Seeing More Forest for the Trees: A Brighter Future for World's Forests?By Caty Weaver Broadcast: Monday, December 11, 2006 This is the VOA Special English Development Report. A r