初中英语人教版七年级下册一般过去时.ppt

1、一般过去时,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,规则动词过去式的构成,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

2、，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,清念 /t/ ,元浊/d/ ; /t/ /d/ 之后念/id/,规则动词词-ed的读音,说明： 1、清念 /t/ ，即 ed 在清辅音后面念 /t/ ,例：finished helped passed cooked 2、元浊 /d/ ,即 ed 在元音，浊辅音后面念 /d/ , 例：borrowed enjoyed called moved 3、/t/ /d/ 之后念 /id/ , 即

3、ed 在 /t/ /d/ 音后面念 /id/ 例：wanted shouted needed counted,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

4、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.,常用时间,常与一般过去时态连用的时间有：,yesterday yester

5、day morning (afternoon, evening) last night (week, month, year) two days ago, a week ago, three years ago in 1990, (in 1998),PRACTISE,改写句子： 1、Lucy did her homework at home.（改否定句） Lucy _ _ her homework at home. 2、He found some meat in the fridge.（变一般疑问句) _ he _ _ meat in the fridge? 3、She stayed there for a week.（对划线部分提问） _ _ _ she _ there? 4、There was some orange in the cup.（变一般疑问句) _ ther