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一般过去时（simple past tense）,Regular （规则）and irregular（不规则） verbs,一般过去时,Simple Past Tense,什么叫做一般过去时？,概念：表示过去 某一时候 或 某一段时间 所发生了的事情或存在的状态。 其构成：由动词的过去式构成 be 动词的过去式 am,iswas,其否定式 wasnt arewere,其否定式 werent 一般疑问句：was 和were 提到句首,2.Regular verbs(规则动词)的过去式的变化规则 和读音,irregular verbs(不规则动词),这些词都是没有规则的，所以只需要背 textbook ,page 142 ask some students to read it.,否定形式:didnt+动词原形。 疑问形式：did +主语 +动词原形？,3,常用的一般过去时的 时间状语,yesterday，the day before yesterday，last year/month/spring/week/Monday/night/ yesterdaymorning/afternoon/evening at that time/just now=a moment ago 2 days ago/3 years ago/5months ago/a week ago/ in 1990/2010/ in the old days/ in those days,For example(例句),Please look at the sign：NO PHOTOS! Sorry I _it A.dont see B. see C.saw D.didnt see 答案：D,用正确形式填空,1. I _ (have) an exciting party last weekend. 2. What _ Tom _ (do) on Saturday evening? He _(watch) TV and _(read) an interesting book.,改写句子,1、Lucy did her homework at home.（改否定句） Lucy _ _ her homework at home. 2、There was some orange in the cup.（变一般疑问句) _ there _ orange in the cup?,表示过去经常发生的动作， 也可用 used to +动词原形，或would + 动词原形,For example， I used to be a teacher. She would talk to herself for hours.,
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