HEATKEYS

Twitter is without a doubt the best way to share and discover what is happening right now.

YouTube is a place to discover, watch, upload and share videos.

The world?s largest online music catalogue, powered by your scrobbles. Internet radio, videos, photos, stats, charts, biographies and concerts.

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

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eChineselearning提供線上中文語言教學服務。與專業中文輔導老師一對一學習中文，使您的中文學習有趣而高效。與我們一起線上學習中文吧！

Butterfly Labs discussion forums

italki is a language learning social network that connects students and language teachers. You can find language exchange partners, practice speaking a foreign language, ask questions, find free online language resources, and get help from an intern...

eChineseLearning.com is the largest online professional Chinese language school in the world. Students can learn Chinese online through 1-on-1 Chinese lessons with professional Chinese teachers from China. It is your best choice for learning and impr...

Flickr is almost certainly the best online photo management and sharing application in the world. Show off your favorite photos and videos to the world, securely and privately show content to your friends and family, or blog the photos and videos you...