一般过去式结构:有其特定的时间状语肯定句:主语+动词过去式 +其他 例如: I went to the park yesterday
i was happy yesterday
定句:主语+didn't 行为动词原形+其他主语 +was/ were+ no t+其他 例如: i didn't come back yesteday
I wasn't at home last night
一般疑问句:Did +主语+行为动词原形+其他Was/ Were +主语+其他例如: Did you have fun in Beijing
Yes, i did
/ No, I didn't
Were you at school at that time
Yes, I was
/ No, I 特撤疑赶问句: 疑问词+—般疑问句、例如:What did you do yesterday
I did my homework 般现在式结构:肯定句:主语+动词原形+其它否定句:主语+don't+动词原形+其它疑问句:Do+主语+动词原形+其它肯定回答:yes 主语+do/does
否定回答:NO,主语+do/does+not 特别疑问句:疑问词+ 一般疑问句当王语是第二人称单数时:肯定句:+其它
否定句:主语+doesn't+动词原形+其它
疑问句式:Does+主语+动词原形+其它特别疑问句:疑问词+一般疑问句现在进行式结构:如有 now , at the momen ( t 此刻、现在)these days, this week this month主语+动词(词尾加 s 或 es )Look , Listen Can't you see 等 这些词确认现在进行时的构成是:be+动词的 ing〔现在分词〕形式