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Narrowing Uncertainties 新发现 In science, theories abound. Some are proven true, some are modified, some are completely abandoned. But even discrediting a theory is progress. Learn more about sorting through the uncertainties -- on today's Earth an
(科普英语)Earth and Sky
A: There are so many places to go on our sightseeing trip that I am having trouble narrowing it down. B: Lets figure out what to do before lunch and later figure out what to do in the afternoon. A: I heard that the local beach is a place that cant be
旅游英语对话
今天我们要学的词组是gap。 Gap的意思是缝隙，差距。比如年龄的差距， age gap。贫富差距，the gap between the rich and the poor。收支差距，the gap between revenue and expense。 美国的一项调查结果说，美国
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By Cathy Majtenyi Nairobi 17 May 2006 An African-wide conference of policy makers, engineers, industry leaders, scientists, and experts in the information and communications technology field, known as
2006年VOA标准英语（五月）
3. Narrowing your criteria, for example, may work against you:Every time you answer a question you eliminate a possibility,says one expert. 【分析】句子主干为Narrowing your criteria ... may work against you。for example为插入语；冒号后
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模仿文本： Perhaps there's no more emotive economic issue these days than the widening gap between the world's rich and poor. There're many who say one way of narrowing that gap is by introducing a minimum wage or raising the minimum wage. 也许当
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