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First of all, the cost of obtaining customers on a large scale remains high. Although parents' awareness of online learning has improved significantly due to the market for online children's English, parents' trust in online learning still needs to be improved.2. The company's hardware products are mainly Mac computer series, iPod media player, iPhone smart phone and iPad tablet computer. Online services include iCloud, iTunes Store and App Store.10,000 Yuan Zhang Yi's "Sichuan Changhong Struggling with" Depth "Editor: Wang LifengIncident: In the news program broadcast by JTBC TV on the evening of March 5, 2018, Anxizheng's administrative secretary Jin Zhien stepped forward to reveal the fact that Anxizheng had repeatedly been violently assaulted and sexually harassed during his tenure as accompanying secretary.李峰内心打定主意。杨长帆点头道，此事速决。故事讲述失恋、友情的起起落落以及成长过程中所面临的阻碍。