科技英语2003年小学组初赛试题

Cancer drug finds HIV hidden in the body

Oil giants eye Arctic reserves

Health Experts: One last push needed to eliminate polio

Men face higher death risk, but why?

What world leaders said at the UN

US farmers struggle with drought

Do sex strikes work?

Coney Island Amusement Park still up and spinning

Kenny Chesney's latest album builds on success

New heart stents better than old ones, study says

Westward expansion brings explorers, settlers in contact with the plains Indians

英语笑话之实验室检查

US firms prospering in Asia, Russia(视频)

痛苦的回忆 The Painful Memory

Tree deaths linked to climate change

Indicators show US economic recovery slow, uneven

Connecting employers with jobs seekers in today's economy

2012 Americana Music Award nominees announced

Using art to make summer school more interesting

Nokia, Microsoft promote new phones

Touring colleges, without ever leaving home

National 9/11 museum at standstill as anniversary nears

To avoid humans, tigers take night shift

Clinton global initiative embraces NGOs

Donors set health priorities

Turning industrial waste-heat into electricity

US postal service wants Congress to make changes to its business model

Teens help revive California nature

双语笑话之可爱的哈利

A Hollywood movie producer helps develop mobile calendar application