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					Smith gives lectures regularly on TOne great challenge for the U.S. economy is slack domestic consumer demand. Americans are paying down debt, saving more, and spending more carefully.read>0 出自-2013年6月听力原文
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					Education is the sum of what students teach each other in between lectures and seminars. 2016年12月六级真题(第三套)阅读 Section C
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					It's not just the lectures and tutorials that are important. 2016年12月六级真题(第三套)阅读 Section C
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					Lecturers have hundreds of students and they are not going to follow you up or question you if you miss their lectures. 2019年6月六级真题(第一套)听力 Section A