利用Html5技术来实现一个打飞字（英语）单词的游戏，主要是一个html页面和js结合，界面由html5来实现，游戏逻辑是由js来实现的。-Html5 use technology to achieve a hit fly word (English) word game, is primarily a combination of html and js page, the interface is achieved by html5, game logic is implemented by