一般过去时幻灯片.ppt

行为动词一般过去时的否定式 一般过去时的否定式是在动词原形前加助动词did not (didn’t). 主语+didn’t+动词原形 I _________ them the news. I ____ (tell) them the news yesterday. didn’t tell told * 行为动词一般过去时的疑问式 一般过去时的一般疑问式在句首加助动词did Did+主语+动词原形……？ They ______(finish) their work at four. 一般疑问句: ____ they _____ their work at four? Yes, they _____. No, they _____. finished Did finish did didn’t * 行为动词一般过去时的疑问式 一般过去时的特殊疑问式 疑问词+did+主语+动词原形……？ They finished their work at four. A B 对划线部分提问 A: B: What did they do at four? When did they finish their work? * T 注意 1.外加助动词did后,动词须返回原形。 Did he went to school yesterday? Did he go to school yesterday? F 2.简略回答用助动词did/didn’t代替行为动词。 Did he find the boy yesterday? －Yes, he did. －No, he did not (didn’t). * 巧记动词过去时态 动词一般过去时，表示过去发生的事； be用was或用were, have, has变had； 谓语动词过去式，过去时间坐标志； 一般动词加-ed，若是特殊得硬记。 否定句很简单，主语之后didn’t添； 疑问句也不难，did放在主语前； 如果谓语之前有did，谓语动词需还原； 动词若是was, were,否定就把not添。 * Exercises 1.I ____ the number down on a piece of paper a moment ago. A. write B. writed C. wrote D. writing 2. Everything ___ ready before Father came. A. were B. was C. is D. are C B 3.He always _____me last term. A. helped B. helps C. helping D. help A * ____ you ________ (remember) to buy the oranges? 2.Who ________ (invent) the computer. 3.We _____ (go) to the cinema last night. The film _____ (be) very good. 4.What time ____ you ____ (get) to school this morning? 5.Jim ___ (do) a lot yesterday. He ____ (go) shopping and ______ (cook) supper. Did remember invented went was did get 用动词的适当时态填空 did went cooked * 6. He usually ____ (get) up at 6 in the morning. Look! He ______ (get) up now. But yesterday he ____ (get) up very late, so he ____ (go) to school late. He ___ (be) late for school. gets is getting got went was *