小学英语4种时态复习时态定义标志词谓语形式疑问形式否定式一般现在时表示经常性、习惯性、规律性的动作。always,usually,often,sometimes,everyday(month、week….)系动词be(am,is,are)be放主语前主语前加do主语前does(动词还原)be+not动词前加don’t动词前加doesn’t(动词还原)2.主语非三单主语+动词原形Igo…3.主语三单主语+动词三单Shegoes…现在进行时正在进行的动作look!Listen!Now,bequiet!Be(am,is,are)+V-ingbe放主语前be+not一般将来时将要发生的动作tomorrow,thenextday,thisafternoon,thiseveningnextweek(month,year…)in20191.begoingto+动词原形be放主语前will放主语前be后加notwill后加notwillnot=won’t2.will+动词原形一般过去时过去发生的动作yesterday,lastweek/year/month等twoyearsago/in2008/atthattime等动词be的过去时（was,were）动词的过去式was/were放主语前主语前加did(动词还原)was/were+not动词前加didn’t(动词还原)