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AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: We're back with Virginia Berninger, an educational psychology professor at the University of Washington in Seattle. RS: A study she and her colleagues did found that children in f
词汇大师(Wordmaster)
Babys Big World 贝贝的大世界 When the day is nearly done, And the birds have gone to rest, 白昼的终点近了，鸟儿都回巢休养， Baby likes to see the sun Setting in the golden west. 贝贝却想去看看，向西山沉落的大阳 S
英国学生科学读本
This monument to Islamic heritage is getting a new lease on life. The Bou Inania Medersa or Koranic school was once an architectural jewel of the medieval city of Fes. But centuries of neglect have taken a toll. Restorers are cleaning layers of white
国家地理2007年
It is early evening and soon this amphitheater will be standing room only for the evening show. Bats, hundreds of thousands of Mexican Free-tailed bats, are hungry tornado that swirls out of New Mexico's Carlsbad Caverns each night in search of food.
国家地理2007年
An astronomer used to walk out every night to gaze upon the stars．It happened one night that，as he was wandering in the outskirts of the city，with his whole thoughts rapt up in the skies，he fell into a well．On his holloaing and calling out，
趣味英语