The food industry leads the nation in pounds of waste produced annually. So, whats second? Its health care facilities. They dispose of more than four billion pounds of waste each year. Another shocker? A lot of that waste is perfectly functional. In

发表于:2019-01-08 / 阅读(57) / 评论(0) 分类 Scientific American(三)月

Its called functional magnetic resonance imaging, or FMRI. And some neuroscientists call it the greatest scientific advance of the last 25 years. Because FMRI lets researchers look at the human brain in action. By measuring blood flow, it produces co

发表于:2019-01-08 / 阅读(65) / 评论(0) 分类 Scientific American(二)月

Study: Bilingual Seniors Have Mental Edge Previous studies have shown bilingualism seems to favor the development of heightened mental skills. The new research, published in Neuroscience, provides evidence of that cognitive advantage among older, bil

发表于:2019-01-13 / 阅读(50) / 评论(0) 分类 VOA标准英语2013年(一月)

英: Ontarget/onschedule Meansthataproject,task,orassignmentisproceedingaccordingtopre-determinedtimelines. Completionstatus Theamountofmeasurableworkthathasbeendoneforaspecificprojectortask.Usuallye

发表于:2019-01-22 / 阅读(89) / 评论(0) 分类 英文语法词汇

雅思听力观点题,一直都是国内英语听力单项选择题中的常考题型,但是在雅思听力考试的所有参考书籍中,却几乎未被专门提及。其实,如若细看,会发现观点题在雅思听力考试中也时有出

发表于:2019-02-12 / 阅读(54) / 评论(0) 分类 雅思英语

雅思听力观点题,一直都是国内英语听力单项选择题中的常考题型,但是在雅思听力考试的所有参考书籍中,却几乎未被专门提及。其实,如若细看,会发现观点题在雅思听力考试中也时有出

发表于:2019-02-20 / 阅读(63) / 评论(0) 分类 雅思英语