The existing problems, which include inflexible and single teaching model, social loafing, wrong role definition and the lack of interactivity and communication, have seriously influenced its effect.

单一僵化的教学模式，社会惰化的问题，互动和交流的缺乏以及错误的角色定位严重影响了教学团队的运行效果。

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The aesthetics in the Tang Dynasty costumes shows the interactivity between the social customs and the change of the costumes.

唐代服饰美学体现了社会风气与服饰变化的互动互摄现象。

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The winning advertisements typically rank among the top of the USA Today Ad Rankings and Doritos benefits from the buzz and social interactivity leading up to the selection of winning ads.

FORBES: What Is The Cost Of Crowdsourcing Super Bowl Ads?

Consumers today are using different apps and web services for discovery, social engagement and interactivity. zeebox brings all these features together in a single app that drives increased viewership of programming by making the live TV experience even more compelling.

ENGADGET: Zeebox second screen TV companion app crosses over to the US, with a boost from Comcast and HBO

On the surface, the political conventions may seem boring, but with the interactivity of social media (and maybe more balloons), Americans can come to see them not only as entertainment but as community.

FORBES: More Balloons, Social Media And Other Ways To Make Politics More Fun