用AnkiDroid记忆任何信息!HELP FOR UPGRADING FROM 1.x: https://code.google.com/p/ankidroid/wiki/UpgradingALL DATA IS BACKED UP ON UPGRADE, PLEASE READ LINK ABO …
English Word Practice allows you to practice 500 very common english words. The following exercises are available:- Type spoken word with hint in chos …
Improve your writing skills with GrammarPrep! Practice Tests will assess skills you need to improve. If you’re unsure of an answer, touch the “Video,” …
"Scott Kelby is back! Author of the best-selling The Digital Photography Book, in Photo Recipes Live: Behind the Scenes, Part 2, Scott once again brin …