政治：以色列預(yù)期下周與巴勒斯坦和談

童話故事:白雪公主03

Snow WhiteMany years passed, and Snow White grew to be a beautiful young woman. Here comes the princess Snow White. Look at her hair. It's so long and thick. Yes, and her eyes are always bright ...

短文：鹽與新陳代謝

鹽與新陳代謝Salt and Metabolism Just how salt became so crucial to our metabolism is a mystery; one appealing theory traces our dependence on it to the chemist ry of the late Cambrian sea...

短文：警察與社區(qū)

Police and CommunitiesPolice and Communities Few institutions are more important to an urban community than its police, yet there are few subjects historians know so little about. Most of the ea...

社會：紐約公共交通加強(qiáng)安全戒備

Hints：Michael BloombergThe New York police department says there has been no specific threat against the city’s subway system, but additional security has been put in place as a precaution. The