HEATKEYS

Quizlet is a lightning fast way to memorize vocabulary lists. It

Facebook 是一個聯繫朋友、工作伙伴、同學或其它社交圈之間的社交工具。你可以利用 Facebook 與朋友保持密切聯絡，無限量地上傳相片，分享轉貼連結及影片，還可以幫助你增進你對朋友的了解。

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

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

The largest and most trusted free online thesaurus. Quickly find accurate and up-to-date synonyms, antonyms, and related words at Thesaurus.com. Synonym dictionary, antonym dictionary, words synonyms.

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...

Oxford Advanced Learner

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...