World AIDS Day 2012 more hopeful than in past

Words and their stories: military expressions

Scientists search for new ways to treat infection

Every night is fright night at Elegant Theater

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Maryland shop cooks up chocolate vote

Traditional shaman ceremony attracts New YorkersDownload

New report outlines strategy for HIV/AIDS

Scientists can learn about man by studying animals, 阅读理解答案

The Sahara Festival is a celebration of the very recent past.阅读理解答案

Falconer uses birds to give young people hope

Mobile phones could help efforts to end malaria

Did you know that if you need an alarm clock to wake up in the morning,阅读理解答案

The government of Norway is planning to build an unusual阅读理解答案

Serving farm-fresh meals at the farm

Pirate attacks are down in 2012

NYC schools expand birth control availability

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Visit to a medical museum

Discounts at various bicycle shops.阅读理解答案

Jimmy Doolittle: a pilot and leader

Seeking HIV tests for all in US age 15-65

The Enigma (谜）of Beauty完形填空答案

For a person, belief always plays an important role in his life

French experts question GMO cancer study

America's break with Britain divides families and friends

You may know the difference between an American accent 阅读理解答案

Irrigation pioneer wins world food prize

Grandpa's hobby was making birdhouses.阅读理解答案

Marian Anderson: Her voice became famous around the world