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From: NY
Date: 9/9/2016
Time: 6:59:21 PM
Remote Name: 188.143.232.26
What do you do? <a href=" http://cc-vw.org/sitemap2.html ">silagra kamagra</a> McGraw-Hill's LearnSmart software - which serves almost as a personal tutor, guiding students through e-books - debuted in 2010 with just 150,000 student users. Two years later, more than a million students were paying $25 to $35 per course to access the online tutor, which they purchase separately from the online textbook itself. Executives say sales are expected to rise again this year.