单词:scale of hardness of woodcharcoal
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By Gary Garriott Broadcast: September 8, 2003 This is Robert Covent with the VOA Special English Development Report. Bridges are an important part of transportation systems. They make it possible to t
ARI SHAPIRO, HOST: Mike and Amy Mills are a father-daughter team from southern Illinois. Mike was trained as a dental technician. MIKE MILLS: I made false teeth - crowns, bridges, partials, this type thing. It's what I did, you know, as a trade. Late
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Traditional Stoves Detrimental to Heath, Environment in Nigeria Bola Abiola serves amala, a traditional Nigerian dish made of yam flour while smoke billows from the nearby outdoor kitchen. Like many Nigerian cooks, she does not know about the health
A volunteer health worker retrieves blood sample for an HIV-AIDS detection test on a patient on 18 Jun 2008 in Noe, a city in Ivory Coast close to the Ghana border While Ghana has one of Africa's lowest HIV infection rates, prejudice and poverty comp
LESSON 48 The speaking chip 第四十八课 会说话的木板 As I had gone to work one morning without my square, I took up a chip, 我早上工作时忘记带水准尺,我就捡起一块木板, and with a piece of charcoal wrote upon it a requ