一般过去时ppt课件

1、；.1一般过去时；.21.定义 表示过去某个时间里发生的动作或存在的状态，也表示过去经常或反复发生的动作。；.31.表示过去某个时间里发生的动作或存在的状态 e.g. He was twelve last year. She was at work.；.42.表过去经常或反复发生的动作 e.g. She often came to help us in those days. Mrs. Peter always carried an umbrella.；.5常与一般过去时连用的词常与一般过去时连用的词；.61.时间状语 ago（two hours ago（一段时间+ago） Yesterday

2、（morning afternoon evening ） The da before yesterday Last week/year/night；.72.具体时间 just now at the age of 10(过去时间段) one day long ago once upon a time this morning(afternoon, evening) long long ago（很久以前） the other day（前几天） at the moment；.8一般过去时的构成一般过去时的构成；.91.系动词be的一般过去时 主语 + be（was, were） + 其他 主语是“I

3、”或单数 时 - was e.g. I was at school just now. He was a student two years ago. 主语为you或复数时 - were e.g. Were you 13 years old three years ago? They were on the farm just now. 否定句: 主语 + be + not + 其他 e.g. I was not in my house.；.102.情态动词的一般过去时 主语 + 情态动词 + 动词原形+其他 e.g. She had to do her homework yesterday.

4、 Ps.情态动词后的动词一定要用原形，而且只能是情态动词的过去式。 e.g. They should be right. 否定句的构成：主语 + 情态动词 + not + 动词原形 + 其他 e.g. She could not speak English last year. could not = couldnt must not = mustnt would not = wouldnt should not = shouldnt might not = might not had not to = hadnt to；.113.行为动词的一般现在时 主语 + 行为动词 + 其他 e.g.

5、These boys liked playing football. The girl read English every morning in 1998；.12；.13 4.否定句的构成 主语 + 助动词（did）+not +行为动词原形 + 其他 e.g. These boys didnt（did not） like playing football. The girl didnt （did not）read English every morning last year.Ps：didnt之后动词一定要用原形；.145. 一般疑问句 含be动词的一般疑问句 e.g. Q：Were you

6、 a student ？ be + 主语 + 其它部分？ A：Yes，I was. No，I wasnt. 肯定回答：Yes，主语+be 否定回答：No，主语+be+not Ps：在回答时，主语要用相应的代词代替；.15 含情态动词的一般疑问句 e.g. Q： Could you speak English last year? 情态动词 + 主语 + 动词原形 + 其它部分？A：Yes，I could. No，I couldnt.肯定回答：Yes，主语+情态动词否定回答：No，主语+情态动词+notPs：在回答时，主语要用相应的代词代替；.16 口诀：一调二改三问号 一调：即把句中的be或情

7、态动词调到主语前； 二改：改换主语称谓，即将句中的主语I my mine we our ours等第一人称 分别改为相应的第二人称 you your yours等； 三问号：句末的句号改为问号 ；.17 行为动词一般疑问句的构成 e.g. Q： Did your parents go to school yesterday？肯定回答： Yes，they did.否定回答： No，they didnt. 肯定回答用“Yes, 主语+ did.” 否定回答用“No, 主语+didnt(did not).” Ps:对于行为动词的一般疑问句一定要注意动词的还原， 因为时态与数的变化已经体现在助动词上了

8、。 ；.18 口诀：一加二改三问号 一加：即在句首加助动词did； 二改：1、把谓语动词改为原形； 2、改换主语称谓； 三问号：句末的句号改为问号。；.196.特殊疑问句 以疑问词开头，对句中某一成分提问的句子叫特殊疑问句。 常用的疑问词有：what who whose which when where how why等。；.20如疑问词作主语或主语的定语，即对主语或主语的定语提问 其语序是陈述句的语序：疑问词（主语）谓语动词其他成分 ？ e.g. who was singing in the room whose bike was red；.21如疑问词作其他成分，即对其他成分提问 其语序是

9、：疑问词一般疑问句 ？ e.g. What class were you in What did she look like Where were you from What time did he get up every morning How did you know；.22 特殊疑问词+助动词+主语+动词原形+其他？ e.g Where did you do study English? 特殊疑问词+be动词+主语+其 e.g Why was your Mum so angry? 特殊疑问词+情态动词+主语+动词原形+其他？ e.g What could I do for you?；.23动词变过去式方法；.24 1直接加ed e.g. work worked looklooked 2以不发音e结尾的单词，直接加d e.g. live lived hopehoped useused 3. 以辅音字母+y结尾的，变y为i加ed e.g. study studied carrycarried worryworried 4.以元音字母+y结尾的，直接加ed e.g.