英语四种时态总结定义时间状语肯定句一般疑问句否定句形式1、一般现在时经常、反复发生的动作或行为及现在的某种状况。often, usually, always, sometimes, everyday(week, month),once a week,on Mondays, etc.1.be动词I am a boy.2.行为动词I/We/You/They read a book every day.He/She/It reads a book every day.1.Are you a boy? 2.Do I/you/we/they read a book every day?Does he/she/it read a book every day?1.I am not a boy.2.I/You/We/They dont read a book every day.He/She/It doesnt read a book every day.2、现在进行时表示现阶段或说话
