初一英语过去式

初一英语过去式

一、一般过去时的概念：‎ ‎ ‎ 一般过去时表示过去某个时间发生的动作或存在的状态，‎ 常和表示过去的时间状语连用，如：last year, yesterday, in 1990, two days ago等；也可表示过去经常反复发生的动作，常和often, always等频率副词连用。‎ 例如①I saw him in the street yesterday. 昨天我在街上看见他了。‎ ‎②Li Mei always went to school on foot last year. 去年李梅总是步行上学。‎ ‎ ‎ 二、一般过去时的构成：‎ ‎1. be动词的一般过去时的构成：‎ 第一人称单数和第三人称单数用was, 其余人称用were ‎ 例如：①I was ten years old at that time. ‎ ‎②There were many people standing in front of the door. ‎ ‎2. 实义动词的一般过去时的构成：‎ ‎(1) 规则动词过去式的构成有四条规则：‎ ‎①一般在动词原形末尾直接加上ed。‎ 如：look---looked work---worked jump---jumped stay---stayed ‎ ‎②以不发音的字母e结尾的动词，直接加d。‎ 如：live---lived close---closed dance---danced ‎ ‎ ‎ ‎③末尾只有一个辅音字母的重读闭音节，先双写这个辅音字母，再加ed。‎ 如：stop---stopped shop---shopped prefer---preferred ‎ ‎④末尾是辅音字母加y结尾的动词，先变y为i，然后再加ed。‎ 如study---studied ‎ try---tried ‎ ‎(2) 不规则动词的过去式需特殊记忆。‎ 如am(is)---was ‎ are---were ‎ go---went ‎ come---came ‎ take---took ‎ have(has)---had ‎ ‎ ‎ 三、一般过去时的几种句型：‎ ‎ ‎ ‎ ‎ ‎(1) be动词的一般过去时的句型：‎ ‎①肯定句结构为：主语+was / were+其它。‎ 如：I was at home yesterday. ‎ They were really happy at the party. ‎ ‎②否定句结构为：主语+was not (wasn’t) /were not (weren’t)+其它。‎ 如：I wasn’t at home yesterday.‎ They weren’t happy at the party.‎ ‎ ‎ ‎③一般疑问句结构为：Was / Were+主语＋其它？‎ 如：---Were you at home yesterday? ---Yes, I was. / No, I wasn’t.‎ ‎---Were they happy at the party? ---Yes, they were. / No, they weren’t.‎ ‎ ‎ ‎④特殊疑问句结构为：疑问词＋was / were+主语＋其它？‎ 如：---Where were you last night? ‎ ‎---We were at my uncle’s house.‎ ‎---How was your weekend? ---It was great. ‎ ‎(2) 实义动词的一般过去时的句型：‎ ‎①肯定句结构为：主语+动词的过去式+其它。‎ ‎2 如：He went to the toy store yesterday. ‎ We took some pictures in the park. ‎ ‎②否定句结构为：主语+did not (didn’t)+动词原形+其它。‎ 如：He didn't go to the toy store yesterday. ‎ We didn’t take any pictures in the park.‎ ‎ ‎ ‎③一般疑问句结构为：Did+主语＋动词原形＋其它？‎ 如：---Did you go to Beijing last week? ---Yes, I did. / No, I didn’t.‎ ‎---Did he meet the businessman before? ---No, he didn't. / Yes, he did. ‎ ‎④特殊疑问句结构为：疑问词＋did+主语＋动词原形＋其它？‎ 如：---What did you do last night? ---I did my homework. ‎ ‎---Where did you go last week? ---I went to Shanghai with my parents. ‎ Exercises: ‎ 一、按要求完成下列句子：‎ ‎1. The children are having a good time in the park. (用last Sunday改写) The children _________ a good time in the park_________ _________. ‎ ‎2.Last week I read an English book. (改为否定句 ‎) Last week I _________ _________an English book. ‎ ‎3. There were about nine hundred people at the concert. ‎ ‎ ‎ 否定句：____________________________________________ ‎ 一般疑问句：________________________________________ ‎ 对划线部分提问：____________________________________ ‎ ‎4.There was only one problem. ‎ 否定句：____________________________________________ ‎ 一般疑问句：________________________________________ ‎ 对划线部分提问：____________________________________ ‎ ‎5.Ann did her homework yesterday evening. ‎ 否定句：____________________________________________ ‎ 一般疑问句：________________________________________ ‎ 对划线部分提问：____________________________________ ‎ ‎6.My brother was in the park just now. ‎ 否定句：____________________________________________ ‎ 一般疑问句：________________________________________ ‎ 对划线部分提问：____________________________________ ‎ ‎7.She had some bread for lunch today. ‎ 否定句：____________________________________________ ‎ 一般疑问句：________________________________________ 对划线部分提