世卫宣布甲流全球大流行(2)
Doctor Fukuda
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- 呼啸山庄节选
服务组织救助印度眼病患者 (2)
Hints: ChennaiSome people are found to have cataracts, abnormal growths on the eye that can lead to loss of eyesight. Hospital officials say India has about 13,000,000 people with the condition. ...
整洁的农场 远离乳腺癌 (2)
Ynte Schukken SchukkenThe same is true for milking machines, milking areas and pasture lands -- the cleaner the better, he says. Milkers should always wash their hands. And, in the United States,...
农场看护好手——小驴 (2)
Hints: the Bureau of Land Management; Robin RivelloPeople may have the idea that burros and donkeys do not like being told what to do. But experts say the animals are not being stubborn; they jus...
学校全年开放?(2)
学校是否应该全年开放?其中自然有利有弊Some parts of the country had year-round programs in the 19th century, mostly for economic reasons. They felt it wasted money to use school buildings for onl...