He anticipates a world with the share of people who are native English speakers slips from 9% in the mid 1990s to 5% in 2050.(2006年12月23日大学英语四级真题试卷)
slide v. 滑动,滑落 n. 滑动;滑面;幻灯片
I was sliding helplessly . 我(在冰上)身不由己地滑起来了.
have a slide on the ice 在冰上滑行
bacteria n. 细菌
bacterial contamination 细菌感染.
breed n. 种,品种 v. 繁殖,产仔
What breed is your dog? 你的狗是什麽品种的?
Tons of methane gas could be trapped under Antarctica
Reality of mormon life more complex than Romney image(视频)
American's first exchange students from China
Turning industrial waste-heat into electricity
Marylanders recall bloodiest day in US history
Dire warnings issued on diminishing Arctic ice(视频)
A UN warning about chemical dangers
王群司长在第71届联大一委一般性辩论中的发言
Scientists seek HIV vaccine using monkey model
US firms prospering in Asia, Russia(视频)
American history: Columbus discovers the New World
Uneven signs of growth in the transport industry
Man who found California gold died broke
US drought renews debate on biofuel
The Occupy Movement turns one
Somalis in US optimistic about changes back home(视频)
跟熊在一起生活是何体验
CPJ: Journalists need new ways to stay safe
Protests spread over anti-Islam video
英语单词不用逐个背,252个词根就够了(九)
懒癌患者的福音 十款快捷美味的早餐
让你更时髦的5样明星单品
US ambassador killed in Libya
After long fight, DC wins right to a statue in the Capitol Building
English settlers establish colonies In the New World
“百慕大三角之谜”已解开?
Apollo 13: 'Houston, we've had a problem here'
Tree deaths linked to climate change
看《机械师》学口语
Carlsbad Caverns National Park in New Mexico
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