一般现在时及练习.doc

一般现在时定义 一般现在时。表示通常性、规律性、习惯性的状态或者动作（有时间规律发生的事件）的一种时间状态。（很拗口，但是要学会就必须深刻体会） 基本结构构成表肯定式 疑问式 否定式 否定疑问式I work. Do I work? I do not work. Do I not work?You work. Do you work? You do not work. Do you not work?We work. Do we work? We do not work. Do we not work?They work. Do they work? They do not work. Do they not work?He(She,It) works. Does he(she,it) work? He(She,It) does not work. Does he(she,it) not w