时态定义时间状语结构一般疑问句否定句形式1、一般现在时现在发生的动作often,usually, always, sometimes, Every day/week, etc
主语 +be 动词 +形容词或名词例句: Nick is a pupil
主语 +行为动词例句: Nick studies English everyday
把 be 动词放于句首,其他不变
助动词 do 放于句首,如主语为第三人称单数用 does,同时还原为动词原形
is/are+not2
行为动词前加don’ t;若主语为第三人称单数,则用 doesn’t,同时还原动词为原形
2、一般过去时过去某个时间发生的动作yesterday, last week(month, year), just now, one day ago, long long ago, etc
主语 +was/were+形容词或名词例句: Nick was smart
主语 +行为动词过去式例句: Nick studied English yesterday
were 放于句首
助动词 did 放于句首,同时还原动词为原形
were+ not2
在行为动词前加didn ’t ,同时还原动词为原形
3、一般将来时表示将要发生的动作tomorrow, the day after tomorrow ,next Sunday,Soon, in a few days, etc1
主语 + be going to do例句: Nick is going to study English tomorrow
主语 +will /shall+ do例句: Nick will study English tomorrow
动词放在句首
shall 放到句首
动词 +not+going to do/ shall+not