Unit11Section_AGrammarFocus课件

1、1Unit 11 How was your school trip?Section A Grammar Focus-3b学习目标：学习目标：1、总结归纳、总结归纳Section A 部分语法重点。部分语法重点。2、将所学知识学以致用。、将所学知识学以致用。学习重、难点：学习重、难点：1、一般过去时的概念及构成。、一般过去时的概念及构成。2、正确运用动词的过去式。、正确运用动词的过去式。自学检测自学检测Self checkHow was your school trip ?It was great !Did you go to the zoo?No, I didnt. I went to a f

2、arm.Did you see any cows ?Yes ,I did. I saw quite a lot.Did Carol ride a horse?No, she didnt . But she milked a cow.Were the strawberries good?Yes, they were. /No, they werent. Grammar Focus 根据表格内容总结一般过去时根据表格内容总结一般过去时Regular verbsIrregular verbsplay - playedvisit -visitedclimb - climbedstudy - studi

3、edworry - worriedstop - stoppeddo - didis - wasare - werehave - hadeat - atebuy - bought根据表格内容总结动词过去式的转化根据表格内容总结动词过去式的转化合作交流合作交流Group work展示点拨展示点拨Show and teach2021年10月20日8表示表示过去某个时间过去某个时间或或某一段时间内发某一段时间内发生的的动作或存在的状态生的的动作或存在的状态。Grammars :一、一、 一般过去时的概念一般过去时的概念一般过去时一般过去时如如: yesterday, last night, in199

4、0,two days ago 等。等。一般过去式也表示过去经常或反复发生的动作，一般过去式也表示过去经常或反复发生的动作，常和常和often,always等表示频度的时间状语连用。等表示频度的时间状语连用。常和表示过去的时间状语连用常和表示过去的时间状语连用1. Be动词的一般过去时(1)肯定句式： (2)否定句式：(3)一般疑问句： 肯定回答： 否定回答： (4)特殊疑问句：二、一般过去时的结构（可分两类不同的结构）am/is -was are-were wasnt=was not werent=were not主语主语 + was / were + 其它其它.主语主语 + wasnt /w

5、erent+ 其它其它.Was/Were + 主语主语 + 其它？其它？Yes，主语，主语+ was / were .No，主语，主语+ wasnt /werent.特殊疑问词特殊疑问词+was/were+主语主语+其他？其他？肯定句：否定句： 一般疑问句： 肯定回答： 否定回答： 特殊疑问句：The air was clean yesterday.The air wasnt clean yesterday.Was the air clean yesterday?Yes, it was.No, it wasnt.How was the air yesterday?2. 行为动词(v.)的一般过

6、去时态(1)肯定句式： (2)否定句式：(3)一般疑问句： 肯定回答： 否定回答：(4)特殊疑问句：【do , does-did】【did not = didnt】 主语主语 + v-ed+ 其它其它.主语主语 + didnt + v原形原形+ 其它其它. Did + 主语主语+ v原形原形+ 其它？其它？ Yes，主语，主语+did.No，主语，主语+didt.特殊疑问词特殊疑问词+did+主语主语+v.原形原形+其他？其他？ 肯定句： 否定句：一般疑问句：肯定回答： 否定回答：特殊疑问句： I rode a horse last Sunday. （1） （2）I didnt ride a

7、horse last Sunday.Did you ride a horse last Sunday?Yes, I did.No, I didnt.（1）What did you do last Sunday?（2）When did you ride a horse?动词一般过去时，表示过去发生事；动词一般过去时，表示过去发生事；be用用was或用或用were, have, has变变had；谓语动词过去式，过去时间坐标志；谓语动词过去式，过去时间坐标志；一般动词加一般动词加-ed，若是特殊得硬记。，若是特殊得硬记。否定句很简单，主语之后否定句很简单，主语之后didnt添；添；疑问句也不难，疑

8、问句也不难，did放在主语前；放在主语前；如果谓语之前有如果谓语之前有did，谓语动词需还原；，谓语动词需还原；动词若是动词若是was,were,否定就把否定就把not添。添。 巧记一般过去时巧记一般过去时1. 规则动词的过去式规则动词的过去式1) 一般情况下，在动词原形后面加一般情况下，在动词原形后面加-ed。2)以不发音以不发音e结尾的动词，在词尾直接加结尾的动词，在词尾直接加-d。 3)以重读闭音节（即辅音元音辅音以重读闭音节（即辅音元音辅音）末）末尾尾只有只有一个辅音字母的动词，要先双写这个一个辅音字母的动词，要先双写这个辅音字母后，再加辅音字母后，再加 ed。4)以以“辅音字母辅音字

9、母+ y”结尾的动词，先将结尾的动词，先将 y 改为改为i ,再加再加 ed。口诀：一加口诀：一加eded，二加，二加d d，三要双写，三要双写， 四注意，四注意，y y变成变成iedied，特殊形式特殊记。，特殊形式特殊记。三、三、动词过去式的构成动词过去式的构成清念清念 /t/, 元浊元浊/d/; /t/ /d/ 之后念之后念/id/2.不规则动词的过去式需特殊记忆。不规则动词的过去式需特殊记忆。 am(is) are（是）（是）can（能）（能） do/does（做，干）（做，干） have (has)（有）（有） go（走）（走）come（来）（来） feed （喂）（喂）buy （买

10、）（买） eat（吃）（吃）grow（生长）（生长） ride （骑）（骑） run（跑）（跑） say （说）（说）see （看见）（看见） get（变得，到达）（变得，到达）teach（教）（教） take（带）（带）swim（游泳）（游泳） learn（学习）（学习）was could hadcame bought grew ran saw taught swamweredid wentfed aterodesaid gottooklearnedlearnt详见课本详见课本P142页页分层训练分层训练Practice go ride do is are have eat buy see写

11、出下列动词的过去式。写出下列动词的过去式。 pick visit watch climb study worry play live stop went rode did was were had ate bought saw picked visited watched climbed studied worried played lived stopped 规则动词规则动词不规则动词不规则动词 B: I _ to the movie.A: What _ you do yesterday?didwentA: What _ you do last weekend?B: I _ my homew

12、ork.diddidWhat did you _ last weekend?We _do fed chickensWhat did they _ last weekend?They _dopicked some strawberries.How _ the strawberries?They were delicious.wereWhat did you do last month?I _ to the countryside._ you go to the zoo?No, I didnt.wentDid拓展延伸拓展延伸Outward bound 3a Here is Jims and Bil

13、ls letters. Lets help them to complete the letters.Dear Bill,How _ (is) your school trip yesterday? _ (Do) you _ (go) to the zoo? _ (do) you take any photos? _ (Do) you _ (see) any interesting animals? I _ (go) to the zoo last year and it _ (is) a lot of fun. Jim was Did goDidDidseewentwasDear Jim,M

14、y school trip _ (is) great! We _ (have) so much fun! We _ (go) to Green Park. We _ (climb) the mountains there and _ (see) a lot of flowers. We _ (eat) our lunch under some trees and _ (play) some games after that. But at about two oclock, it _ (get) very cloudy and we _ (worry) it would rain. Lucki

15、ly, it _ (do not), and the sun _ (come) out again! Billwas hadwent climbedsawateplayedgotworrieddidntcame课堂检测课堂检测Test I. 写出下列单词的过去式写出下列单词的过去式 talk milk am /is are go ride feed take do seetalked was went fed did milked were rode took saw II. 用适当的词填空用适当的词填空1. How _ your school trip? It was great.2. Ho

16、w _ you yesterday?3. Today is Monday. Yesterday _ Sunday.4. What _ you do the day before yesterday?5. _ you ride a horse last week? was were was did Did6. _ he see any cows on the farm? Yes, he did.7. Did he milk a cow on the farm? No, he _.8. Were the strawberries good? Yes, they _.9. Did you see any cows? Yes, I did. I _ quite a lot.10. I _ the chickens last week. Did didnt were saw fed1. Lucy did her homework at home.（改否定句）（改否定句） Lucy _ _ her homework at home.2. His father worked all day last Monday.（改一般疑问句）改一般疑问句） _ his father _ all day last Monday?