单词：ceska kamenice
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These holes are the unmistakable hallmark of a violent death. Their shape suggest they were made by the teeth of a big cat, but which one? Today theres only one large cat in the region, the Florida panther. Though similar to the cougar at the western
探索与发现2012年
But how did one man and a spear produce the huge force behind this blow? The answer lies with small bits of ivory like this. They were once part of an atlatl, or spear thrower. An atlatl acts as a sort of catapult, magnifying the strength of a hunter
探索与发现2012年
By piecing together the evidence these creatures left behind, we can build a picture of this sub-tropical corner of the continent as it was 13,000 years ago. While most of North America was still in the grip of the Big Freeze, Florida was an ice age
探索与发现2012年
This is Florida, a taste of the tropical, one of the world's most popular holiday destinations. Here mankind's unquenchable desire to explore and colonise reaches astronomical proportions. Eight, seven, six, five, four, three, two, one. Ignition. Lif
探索与发现2012年
This triggered other dramatic changes. As sea levels dropped, so did the inland water tables. Florida's fresh water drained away through the porous limestone rock. Pools dried up and springs diminished. Florida was on the brink of drought. And animal
探索与发现2013年
[00:01.04]Module8 FOOD [00:03.97]UNIT 3 Most Chinese people eat it every day. [00:09.22]3 Listen and number. [00:12.51]Listen and write the numbers [00:14.60]in the correct circles. [00:16.82]One What would you like to eat? [00:19.80]I'd like a hambu
外研社新标准初中英语八年级
One of the yummiest holidays of the year must be National Ice Cream Day. It takes place in the USA on the third Sunday of July every year. It celebrates one of the worlds best-loved desserts. It started in 1984 when famous ice cream lover President R
英语课程学习计划和讲义
By Cynthia Kirk ENVIRONMENT REPORT -February 1, 2002: Antarctic Ice This is the VOA Special English ENVIRONMENT REPORT. New measurements show that ice in West Antarctica is thickening. Scientists conc
健康与环境
ENVIRONMENT REPORT -April 5, 2002: Antarctic Ice Breaks Off By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. A huge piece of ice the size of a small country has broken off Antarctic
健康与环境
By Alan Silverman Hollywood 02 April 2006 It's back to prehistoric times for a sequel to the 2002 computer-animated family film that featured a grumpy mammoth and his traveling companions: a quick-wit
2006年VOA标准英语（四月）
Todd: OK, Chris, Friday the 13th is coming up. So, first of all, are you superstitious? Chris: Yes. When I play sports I'm superstitious. I have a lucky shirt and stuff like that. Todd: Oh, really? Chris: Yeah. Todd: So what's your lucky shirt? Chris
原版英语对话1000个
By Challiss McDonough Cairo 25 May 2006 In Egypt, at least 300 pro-reform judges on Thursday stood in silent protest outside the high court, demanding an end to government interference in the judiciary. Several other peaceful protests also took plac
2006年VOA标准英语（五月）
Mapping Mountain Range Found Under Antarctic Ice Its late afternoon at the Lamont-Doherty Earth Observatory, where Robin Bell is at work analyzing various images of glaciers and plotting her next expedition to the frozen southern pole. She takes a br
VOA标准英语2012年(一月)
Dire Warnings Issued on Diminishing Arctic Ice Polar bears hunt seals from sea ice, but could drown if forced to swim long distances in open water. Satellite photos released by Americas space agency, NASA, illustrate the daunting threat to such bears
VOA标准英语2012年(九月)
Greenhouse Gas Speeded Ice Age Melting A new study in the Journal Nature provides compelling evidence that carbon dioxide was a major driver of climate change at the end of the last Ice Age. That correlation supports the prevailing scientific view th
VOA标准英语2012年(四月)
Scientists to Drill Huge Hole in Antarctic Ice Antarctica is the largest reservoir of glacial ice on the planet. An expedition of international scientists is headed to the frozen continent to study why its glaciers are retreating so fast. What they f
VOA标准英语2011年(十一月)
Arctic Ice Melting Faster Than Predicted As government officials from eight Arctic nations - the United States, Russia, Canada, Sweden, Finland, Denmark, Norway and Iceland - prepare to meet in Greenland next week to discuss the challenges of climate
VOA标准英语2011年(五月)
Ice Hockey a Hit in Beijing When one thinks of the sports in which China excels, swimming, gymnastics or track and field usually come to mind. But ice hockey? While the sport may not have as big a following as soccer or basketball, there are an incre
VOA标准英语2011年(八月)
Warm Ocean Accelerating Antarctic Ice Loss The study is the first comprehensive survey of all the Antarctic ice shelves, which are the 1.5 million square kilometers that fringe much of the frozen continent. Lead author Eric Rignot, a professor at the
VOA标准英语2013年(六月)
Todd: So Alan you must be happy. You have hockey again in Canada. Alan: Yes, I was quite happy to read that the NHLs come to an agreement with the players. And therell be hockey again starting in October. Todd: Ok now as a fan of hockey or just a spo
原版英语对话1000个