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最佳答案：Recently, a mechanism for high school students conducted a survey of extracurric
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最佳答案：Base on a questionnaire, this article explored the current condition of personal
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最佳答案：For middle school students in our school recently favorite music types conducted
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最佳答案：Recently, we did a research on middle school students' Spring Festival activitie
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最佳答案：Last week, we made a reading survey among one hundred students. The result shows
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最佳答案：您好! 1.We investigated the students at school that most of them are agree with th
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最佳答案：March on Zhaoqing Star Lake 5 July 2011 ~2012 years Lake investigated the phytop
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最佳答案：This survey using UPI samples to our list of the first entered the campus enviro
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最佳答案：Europe,a British newspaper had people over the age of 60 conducted a special sur