一般过去时公开课.doc

公 开 课 教 案年级七年级课 题一般过去时态复习授课老师林顺教学目标1. 让学生明确了解一般过去时的概念2. 掌握一般过去时的结构、意义及动词过去式的变化教学重难点一般过去时动词过去式的变化教学方法问答法、讲授法教学用具白板、及相关材料教学过程Step1.Warming-up:1 T: Whats the weather like today? S :略2T:What was the weather like yesterday? S :略3T:What did you do last night？S:略Step2Lead-in:1 e.g.: I was at home yesterday.1） 概念：过去某个时间里发生的动作或状态；过去习惯性、经常性的动作、行为；2）通常与这些时间状语连用： yesterday, ago, the day before yesterday, last week, last (year, night, month), in 1989, just now等等 e.g.： He played football with his friends yesterday. We had a picnic last week. 3.一般过去时的基本结构：A. 主语+be动词过去式（was、were） amiswas are-were a:主语是第一人称和第三人称单数以及人名时用was，如：I was ，he wasShe was ,it was ,Mary was 其他的主语是单数也都是用was 。 b:第二人称不管单数还是复数都用were ，如y：You were 其他当主语是复数时都用were B. 主语+行为动词的过去式 如：I went to school by bus yesterday. I played football with my friends last night.C.动词过去式的变化：原形词尾加ed ask-asked、 want-wanted 以e结尾加d like-liked move-moved 以辅音字母+y结尾的，变y为i+ed eg：study stuied , (try-tryied fly-flyied); 词尾y前为元音字母直接加ed(played stayed)以重读闭音节结尾，双写最后这个辅音字母再加ed stopped不规则动词过去式comecame runran have|has-had read-read 4.一般过去时的否定形式：was/were+not ; 在行为动词前加didnt，同时还原行为动词。 如：you were not /I was not at home yesterday was not =wasnt were not =werent5.一般过去时的疑问句形式：was或were放在句首； 用助动词do的过去式did 提问，同时还原行为动词。肯定回答：Yes,主语+was、were 或者Yes,主语+did否定回答：No,主语+waswere not 或者no，主语+did not如：Was there a boy in the classroom? Were there some students in the classroom?Did you have a good time in Summer Vacation?Step3:Practise:一、写出下列动词的过去式isam_ fly_ plant_ are _drink_ play_ go_ taste_ put _ cut plan_ do _二、用be动词的适当形式填空1.She _ happy yesterday.2.They _ glad to see each other last month.3.Helen and Nancy _ good friends once upon a time4. The little dog _ two years old last year.5 You a good solider two years ago.三、把下列句子改成一般疑问句以及否定句：1I was very busy last week.（改为一般疑问句并肯定回答） _ you very busy last week? Yes，I_.2There was an apple on the table.（否定句) There _ _ an apple on the table.3 Lucy did her homework at home.（改否定句） Lucy _ _ her homework at home.4His father worked all day last Monday.（改一般疑问句） _his father _ all day last Monday? Summary一般过去时口诀: 一般过去时并不难，表示过去动作、状态记心间。动词要用过去式，时间状语句末站。否定句很简单，didnt 站在动词原形前，其它部分不要变。一般疑问句也好变，did