单词：sphaerocobaltite
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AS IT IS 2016-07-29 Congo's Small Miners Fill Hole Left by Big Businesses 刚果小矿工填补大企业留下的洞穴 As large mining companies in the Democratic Republic of Congo are eliminating jobs, government officials are expanding the role of
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In April of 2005, Jacques Chirac and the German Chancellor at the time, Gerhard Schrder, announced plans to spend over a billion euros on a joint French-German search engine to compete with the American company Google. The project would be called Qu
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U.S. President Barack Obama travels Friday to Trinidad and Tobago to attend the fifth Summit of the Americas, a gathering of all hemispheric leaders minus Cuba. U.S. officials say the summit is an opportunity to forge a regional response to the glob
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Victor Otazu, a aeroponic specialist with the International Potato Center, tends to some aeroponic potato plants in Nairobi, Kenya Kenyans love to eat maize. It's the country's favorite food. But researchers at the Kenya Agricultural Research Institu
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[00:00.00]Listening Comprehension (20 minutes) [00:-1.00]Section A [00:-2.00]Directions:In this section,you will hear 10 short conversations.At the end of each conversation,a question will be asked about what was said.Both the conversation and the qu
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