一般现在时与一般过去时的不同点：一般现在时表示现阶段发生的动作或状态，以及永恒不变的事实、真理和自然规律，常与时间状语 today, every day, on Sunday, every morning 等连用。What day is today ? We sometimes go to the park on Sunday.They ride bikes to school every day一般过去时表示过去阶段发生的动作或状态，常与时间状语 yesterday,last year, the day before yesterday , the month before,this morning,five days ago 等连用。What day was yesterday ? We sometimes went to the park
