Unit2一般过去时课件〔).ppt

A Terrible Day Mum didn’t feel well had a fever had a headache Hao Tian took mum to the hospital took care of her made the bed cleaned the rooms cooked the meals yesterday What time? 过去 一般过去时态 什么是一般过去时？ 动词的一般过去时态表示过去发生的 动作或存在的状态。 行为动词(即实义动词)的过去式没有人称 和数的变化。 所有时态都是通过 动词 变化来表现的 I ___ 12 years old this year. 我去年11岁. I ____ 11 years old last year. He ____ in Beijing now. 他昨天在上海。 He ____ in Shanghai yesterday. 他现在在北京。 Be动词的一般现在时态与过去时态 我今年12岁. am was is was They ____ in China today. 他们今天在中国。 They ____ in Japan yesterday. 他们昨天在日本。 are were am/ is was are were I get up at 6:30 every morning. I ___ up at 9:00 last Sunday. He plays football every afternoon. He _____ basketball yesterday afternoon. He does his homework every evening. He ____ some reading last night. 动词原形、第三人称单数 动词过去式 got played did 一般过去时的谓语构成：由动词的过去式构成 规则变化 1.一般加ed 2.以e结尾加d 3.末尾只有一个辅音字母的重读闭音节词，先双写这个辅音字母，再加ed . work — worked live — lived stop — stopped 4.以辅音字母加y 结尾的词,先改 y为 i,再加ed study — studied 5.不规则变化. do-did am/is-was are-were get-got can-could 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 _____ homework. I ____ (do) homework yesterday. doidn’t did 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 ______(do) their work at four. 一般疑问句: ____ they _____ their work at four? Yes, they _____. No, they _____. did Did do 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 did their work at four. A B 对划线部分提问 A: B: What did they do at four? When did they do 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).