Unit 4Do it yourself Period 3 Grammar课件 2023-2024学年 牛津译林版英语八年级上册.pptx

1、Unit 4 Do it yourselfPeriod 3 Grammar读一读下面的几则英文标语，你有什么发现？读一读下面的几则英文标语，你有什么发现？Grammar A.Giving instructions We start a sentence with the base form of a verb when we want to tell people what to do.Put up a picture on the wall.Paint the walls blue.We add do not/dont in front of a verb when we want to t

2、ell people not to do something.Dont paint the cat.We often add please in a sentence to make an instruction more polite.Please fix the shelf for me.Dont touch the wet paint,please.How to make cards Millie is teaching her classmates how to make cards to help them remember things better.Look at the pic

3、tures and help Millie complete the instructions.1.(1)_ out pieces of card with a pair of scissors.2.(2)_ some words or a sentence on each card.3.(3)_ a picture about the words or sentence on the other side of the card.Cutcut draw give keep look try write WriteDraw温馨提示：此符号表示“考点精讲点拨”链接。4.(4)_ at the p

4、icture and(5)_ to say what is on the other side.Please(6)_(not)up.(7)_ trying and you will find you can remember things better.cut draw give keep look try write Looktrydont giveKeepB.Using should and had betterWe use should and had better when giving advice and telling people what we think is the be

5、st or right thing to do.The tone of had better is stronger than should.You should know a little about DIY.You should not put so many books on the shelf.Your watch is broken.You had better buy a new one.You had better not be late for school.TIPThe modal verbs should and had better do not change their

6、 forms.DIY advice Suzy is giving DIY advice to her classmates.Read the advice below.Help Suzy make sentences with should(not)or had better(not)a begin your work without reading them b join a DIY club to learn more about itc be patient d buy some to learn more about it e play with them when you do DI

7、Y jobs1.There are many useful books about DIY.2.DIY is not easy.3.Instructions are important.4.Scissors can be dangerous.5 Sometimes itll take time to do a DIY job.1.You should/had better buy some to learn more about it.2.You should/had better join a DIY club to learn more about it.3.You should/had

8、better not begin your work without reading them.4.You should/had better not play with them when you do DIY jobs.5.You should/had better be patient.cut/kt/vt.剪下，切下，割下e.g.Cut up the meat.把肉切碎。Dont cut them down.别把它们砍倒。考点考点1 1cut-cut-cutcut-cut-cut知识点知识点1cutcut 的常用搭配cut cut out out 删除删除cut down cut dow

9、n 砍倒；减少砍倒；减少cut up cut up 切碎切碎cut off cut off 切掉；中断切掉；中断返回返回温馨提示：可返回原文考题考题1：Tina,I want to make some soup.Can you _ some tomatoes for me?Sure,no problem.A.make up B.fix up C.put up D.cut upD【点拨点拨】用短语辨析法。句意：用短语辨析法。句意：蒂娜，我想做点汤。你能蒂娜，我想做点汤。你能帮我切一些西红柿吗帮我切一些西红柿吗?当然，没问题。当然，没问题。make up组成，编组成，编造；造；fix up 修理；

10、修理；put up 举起，建起；举起，建起；cut up 切碎。根据语切碎。根据语境和生活常识可知，应将西红柿切碎才可以做汤。境和生活常识可知，应将西红柿切碎才可以做汤。give up 放弃放弃e.g.To keep healthy,the doctor advised him to give up smoking.为了保持健康，医生建议他戒烟。考点考点2 2知识点知识点2Please(6)_(not)up.特别解读give up give up 作及物动词时，后接名词、代词或作及物动词时，后接名词、代词或动词动词-inging 形式。其后接代词作宾语时，代词形式。其后接代词作宾语时，代词要放

11、在要放在give give 和和up up 之间。之间。返回返回考题考题2：如果你放弃，你就会落后。You _.will fall behind if you give up(重点重点)advice/dvas/n.建议，忠告，劝告(an opinion or a suggestion about what people should do in a particular situation)考点考点3 3知识点知识点3We use should and had better when giving advice and telling people what we think is the b

12、est or right thing to do.give sb.some advice on give sb.some advice on sthsth.在某方面给在某方面给某人一些某人一些建议建议advice advice 为不可数名词，表达为不可数名词，表达“一条建议一条建议”用用“a piece of advice”a piece of advice”。辨析辨析:advice 与与suggestionadvice是不可数名词，指侧重依据个人经验、学识和正确判断而提出的“忠告，劝告”。suggestion是可数名词，指为改进工作、解决困难等提出的“建议，提议”，有时所提的建议不一定正确，

13、含仅供参考的意味。e.g.Here are some pieces of advice for you.这是给你的几条建议。Please give us some advice on how to save money.请就如何省钱给我们一些建议吧。What a useful suggestion!多么有用的一条建议啊！She gave me some advice on how to learn English well.她给了我一些关于怎样学好英语的建议。返回返回考题考题3：What _ can you give me on my future study?Believe in yours

14、elf.You can do it.A.news B.advice C.attention D.information新闻新闻 建议建议注意注意 信息信息Bjob/db/n.工作e.g.Tom was in danger of losing his job.汤姆处于丢掉他的工作的危险中。I have a lot of work to do today.今天我有许多工作要做。She found a job as a waitress.她找了个工作，当服务员。考点考点4 4常指抽象意义上的工作，常指抽象意义上的工作，是不可数名词。是不可数名词。常指某项具体的工作，常指某项具体的工作，是可数名词。是

15、可数名词。知识点知识点4Sometimes itll take time to do a DIY job.返回返回考题考题4：Well,you look so happy!Because I got a good _.A.work B.news C.job D.information工作工作 新闻新闻 工作工作 信息信息C祈使句祈使句祈使句表达命令、请求、劝告、警告、禁止等的句子叫祈使句，它的主语通常省略。类型Do 型:动词原形（宾语)+其他省略主语you。Be 型:Be+表语（名词或形容词)+其他，省略主语you。Lets 型:Lets+动词原形+其他。否定形式 无动词的祈使句的否定形式在名

16、词前加“No”，表示禁止。祈使句的反意疑问句Do 型和Be 型的祈使句通常用“will you?”Lets 型的祈使句用“shall we?”Let us 型的祈使句用“will you?”e.g.Open the door,please.请打开门。考点考点1 1考题考题1：_ silent,please!You are in the library.Im sorry,madam.A.Keep B.To keepC.Keeping D.KeptA【点拨点拨】用句子分析法。根据空白处所在句子可知，用句子分析法。根据空白处所在句子可知，该句应是一个祈使句。祈使句应以动词原形开头。该句应是一个祈使句

17、。祈使句应以动词原形开头。返回返回e.g.Be a good child!做一个好孩子!特别提醒：特别提醒：Do 型和Be 型的否定式都是在句首加“Dont”构成。Dont be late again.不要再迟到了。考点考点2 2考题考题2：Sam,_ run in the hallways.Its very dangerous.Sorry,Ms.Black.A.do B.dont C.not D.doesntB返回返回e.g.Lets play football together.咱们一起踢足球吧。(易错易错)Let us+动词原形+其他.(Let us 只是对听话者说，不包含听话者在内，省

18、略的主语是you)考点考点3 3考题考题3：Mum,lets order some food online for dinner,_?Good idea.Id like some beef dumplings.A.will you B.wont you C.shall we【点拨点拨】以以Lets 开头的祈使句，后面的附加问句开头的祈使句，后面的附加问句要用要用shall we。C返回返回e.g.No smoking!禁止吸烟!e.g.Look at the blackboard,will you?看黑板，好吗？Dont look out of the window,will you?不要向窗

19、外看，好吗？e.g.Lets play basketball together,shall we?咱们一起打篮球，好吗？考点考点4 4考点考点5 5考点考点6 6返回返回e.g.Let us go to play football,will you?让我们去踢足球，好吗？考点考点7 7速记小法祈使句祈使句记忆口诀记忆口诀:祈使句无主语祈使句无主语,主语主语you you 常省去常省去;动词原形谓语当动词原形谓语当,句首加句首加dont dont 否定变否定变;朗读应当用降调朗读应当用降调,句末常标感叹号。句末常标感叹号。返回返回should 与与had better 的用法的用法should

20、与hadbetter 的用法should常用句式 其他用法had better意为“最好”，没有人称和数的变化，其后接动词原形。否定形式：在其后加not。should 作情态动词，使用时要遵循情态动词的一般规则。肯定句：“主语+should+动词原形+其他.”。否定句：“主语+should+not+动词原形+其他.”。特殊疑问句：“特殊疑问词+should+主语+动词原形+其他？”。e.g.You should clean the classroom every day.你们应该每天打扫教室。You should not keep a pet if you dont have enough t

21、ime.如果你没有足够的时间，你不应该养宠物。What should I do now?我现在该干什么？考点考点1 1考题考题4：I dont care what Kate thinks.Well,you _.Her suggestions are of some value.A.would B.shouldC.might D.could【点拨点拨】根据答句的后句句意根据答句的后句句意“她的建议有些价值她的建议有些价值”，可知答句的前句句意是可知答句的前句句意是“嗯，你应该嗯，你应该(在意在意Kate 怎么怎么想想)”。表示。表示“应当、应该应当、应该”用用should。B返回返回should

22、 用在第一人称的疑问句中，表示征求对方的用在第一人称的疑问句中，表示征求对方的意见，语气委婉。意见，语气委婉。e.g.Should I take my pet with me?我可以带上我的宠物吗？特别提醒：特别提醒：should 也可以作shall 的过去式，可以在间接引语中与第一人称搭配，用于过去将来时。考点考点2 2e.g.A week ago,I told him that I should go to Beijing the next day.一周前，我告诉他我第二天要去北京。返回返回e.g.You had better sit here and have a rest.你最好坐这儿休息一下。e.g.You had better not say it again.你最好不要再提那件事了。特别提醒特别提醒:否定副词not 不能放在had 后面。考点考点3 3考点考点4 4返回返回本节课主要学习了以下知识点，请同学们及时巩固练习：祈使句should与had better必做必做:请完成教材课后请完成教材课后练习练习补充补充:请完成请完成本课时本课时习题习题作业作业1 1作业作业2 2