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Providing emergency contraception before it's needed does not affect unwanted pregnancy rate Philip Graitcer | Atlanta, Georgia 22 March 2010 Family planning experts wondered if having emergency contraceptives on hand would prevent unwanted pregnanci
VOA标准英语2010年(三月)
台湾籍旅美老师今天交给我们的句子是： Unfortunately, there's one group of people who get almost no systematic feedback to help them do their jobs better. 不幸的是，有一群家伙，从来没有得到过系统化的反馈，以此
留美老师带你每日说英文
Sample topic: Me and My Dragon. The informal essay is written mainly for enjoyment. This is not to say that it cannot be informative or persuasive; however, it is less a formal statement than a relaxed expression of opinion, observation, humour or pl
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BEIJING, Feb. 20 (Xinhua) -- China's banking industry regulator said Monday that preventing systematic financial risks has become a top priority as the global financial crisis enters a more complicated phase. The country will work to defuse local gov
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Some of us feel well-rested after a solid eight hours of sleep. For others, closer to nine feels best. For others still, a little less will do. How much sleep we prefer to get is highly subjective -- but how much sleep we need is a bit more concrete.
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An aid to systematic study，which has proved of value in American colleges and universities is the system called SQ3R 。The SQ3R stands for： Survey Question Reading Recitation Revision 1）Survey 。In brief，this means that instead of picking u
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