一般过去时学习课件.ppt

I watch TV I watched TV She has eggs and bread She had eggs and bread Jay gives a concert Jay gave a concert everyday last night every morning yesterday morning every month last month 知识结构 一般过去时 构成 用法 常用时间 动词的过去式 1.表示过去某个时 间发生的动作或 存在的状态。 2.表示过去经常或 反复发生的动作。 yesterday last night in 1990 two days ago 动词过去式 的构成 规则动词 不规则动词 构成 读音 用法 构成规则 例词 1. 一般在动词原形末尾加-ed look looked play played start started 2. 结尾是 e 的动词加 -d live lived hope hoped use used 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 stop stopped plan planned trip tripped 4. 结尾是“辅音字母+y”的动词， 先变“y”为“i”再加-ed study studied carry carried 规则动词过去式的构成 清念 /t/ ，即 ed 在清辅音后面念 /t/ 例：finished helped passed cooked 元浊 /d/ ,即 ed 在元音，浊辅音后面念 /d/ 例：borrowed enjoyed called moved /t/ /d/ 之后念 /id/ , 即 ed 在 /t/ /d/ 音后面念 /id/ 例：wanted shouted needed counted 清念 /t/ ,元浊/d/ ; /t/ /d/ 之后念/id/ 不规则动词表 Infinitive Past tense am is was are were begin begun break broke bring brought build built buy bought can could Infinitive Past tense catch caught come came do did draw drew drink drank drive drove eat ate fall fell 用 法 1.表示过去某个时间发生的动作或存在的状态。 He was here yesterday. I got up at six thirty yesterday morning. My father was at work yesterday afternoon. Did you have a good time last summer? 2.表示过去经常或反复发生的动作。 My father often went to work by bus last year. When I was a child, I often listened to music. 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 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 yesterda