Unit 2 Let's Talk Teens Grammar and usage （ppt课件）-2024新牛津译林版（2020）《高中英语》必修第一册.pptx

1、Unit 2Period 2 Grammar and usage新 课 导 入What are the common sentence structures?主谓主系表主谓宾主谓宾宾主谓宾补主谓状主谓宾状存现句Sentencestructures14523678S+VS+V+PS+V+OS+V+O+OS+V+O+CS+V+AS+V+O+AThere be简单句简单句?课 堂 学 习Do you have a harmonious relationship with your parents?How can teenagers deal with parent-child relationshi

2、p properly?TeenHealthWeb may help!课 堂 学 习Below is an introduction on the home page of a website for teenagers.Match each sentence with the correct type in the table below.Write down the numbers.(1)We know that being a teenager is sometimes difficult.(2)So,we have designed TeenHealthWeb to help you a

3、long the journey to adulthood.(3)Our website has many articles about teenagers physical and mental health.(4)You can look through these articles to find advice on your problem.(5)It may not have been addressed before,but dont worry.(6)You can visit the teen health forum on our website instead.(7)We

4、are proud to say this forum is the heart of our website.(8)Users are encouraged to post their problems,and they will get advice from our health experts and other forum users.(9)Before you write your post,however,take a look at other users posts first.(10)It is likely that the matter has already been

5、 discussed on our forum.(11)If your problem is a new one,write a post about it.(12)Our health experts will be glad to tell you what steps you can take to improve your situation.(13)There is a lot to see,so take some time to look around our website!Simple sentences Compound sentences Complex sentence

6、s(2)(3)(4)(6)(5)(8)(13)(1)(7)(9)(10)(11)(12)A Exploring the rulesHow to get the answer?Working out the rules A simple sentence is made up of one independent clause which has one subject-verb combination.A compound sentence contains two or more main clauses.We use linking words such as(1)_,or,(2)_,so

7、 or for to link the clauses.A complex sentence contains one main clause and at least one subordinate clause.A subordinate clause can be the subject,predicative,object,attributive or adverbial of the sentence.andbut简单句、并列句和复合句简单句、并列句和复合句英语中的句子有三大类:简单句、并列句和复合句。一、一、简单句简单句(Simple sentence)由一个主语由一个主语(或并列

8、主语或并列主语)和一个谓语和一个谓语(或并列谓语或并列谓语)构成的句子。构成的句子。e.g.They are playing baseball in the park.e.g.Her brother and sister are both teachers.二、二、并列句并列句(Compound sentence)两个或两个以上由两个或两个以上由并列连词并列连词连在一起的简单句称为并列句。连在一起的简单句称为并列句。常用的并列连词有:1.连接两个同等概念,常用and,not only.but also.,neither.nor.等。e.g.The teachers name is Bob,an

9、d the students name is John.2.表示选择,常用的连词有or,either.or.等。e.g.Shall we go out to the cinema or shall we stay at home?3.表示转折,常用的连词有but,yet,while等。e.g.He was a little man with thick glasses,but he had a strange way of making his classes lively and interesting.4.表示因果,常用的连词有so,for等。e.g.August is the time

10、of the year for rice harvest,so every day I work from dawn until dark.三、三、复合句复合句(Complex sentence)1.概念:复合句由一个主句和一个或一个以上的从句构成。复合句由一个主句和一个或一个以上的从句构成。从句通常由关联词引导,关联词将从句和主句联系在一起。2.分类:按其在复合句中的作用,分为主语从句、表语从句、主语从句、表语从句、宾语从句、同位语从句、定语从句和状语从句宾语从句、同位语从句、定语从句和状语从句。前四种 从句在复合句中的作用相当于名词,统称为名词性从句名词性从句。(1)主语从句e.g.How

11、 much income we can expect this year is not yet known.(2)表语从句e.g.The answer is that he is one of the top three physicists in his particular field.(3)宾语从句e.g.Scientists explain that the outside of the earth is made of a number of different plates.(4)同位语从句e.g.The hope that he may recover is not gone y

12、et.(5)定语从句e.g.The man who is shaking hands with my father is a policeman.e.g.A dictionary is a book which gives the meaning of words.e.g.This is the place where my mother was born.(6)状语从句e.g.Listen and be quiet while others are talking!e.g.Go back where you come from.e.g.You can tell me if you need

13、help.句子句子类型类型简单句简单句并列句并列句主从主从复合句复合句定语从句定语从句状语状语从句从句名词性从句名词性从句主语从句主语从句宾语从句宾语从句表语从句表语从句同位语从句同位语从句只有一个主谓结构只有一个主谓结构一个主句一个主句 +一个（以上）从句一个（以上）从句两个或两个以上的简单句两个或两个以上的简单句Below are some tips on how to use TeenHealthWeb.Join each pair of sentences to form a compound or complex sentence.B1B Applying the rules1 Yo

14、ur password should be at least eight characters long.This makes it difficult to guess.2 Posts should not give out personal information.They should not include advertisements.3 Describe your problems clearly.Other people can understand them easily.4 The experts will reply to you.They see your posts.5

15、 What do you think of our forum?Let us know.Your password should be at least eight characters long because this makes it difficult to guess.Posts should not give out personal information and they should not include advertisements.Describe your problems clearly so other people can understand them eas

16、ily.The experts will reply to you when/once/as soon as they see your posts.Let us know what you think of our forum.Are they compound or complex sentences?Your password should be at least eight characters long because this makes it difficult to guess.Posts should not give out personal information and

17、 they should not include advertisements.Describe your problems clearly so other people can understand them easily.The experts will reply to you when/once/as soon as they see your posts.Let us know what you think of our forum.Complex sentenceCompound sentenceCompound sentenceComplex sentenceComplex s

18、entenceTeresa is talking to her friend Jack about her parents.Completethe conversation with the correct linking words in the box below.B2and because but how that unless whyTeresa:Im under a lot of stress these days(1)_ my parents are always comparing me with my friends.Theyre never satisfied(2)_ I d

19、o better than all my friends in schoolwork,in hobbies,in everything!Jack:Thats terrible.I can see(3)_ youre anxious.You should tell your parents (4)_ youre trying your best.Theres no point in comparing you with others all the time.Everyone is unique.Teresa:I know,(5)_ my parents dont seem to underst

20、and that.(6)_ they continue like this,Ill lose confidence in myself.Jack:I think your parents are too strict with you.Dont take a passive role in the relationship.Talk to them.Let them know(7)_ you feel.Sometimes,competition can push you to do better.Right now,its just making you anxious and having

21、a bad influence on your performance.Teresa:Thank you,Jack.Ill try talking to my parents.Jack:Cheer up,Teresa.Theyll understand(8)_ everything will turn out all right!becauseunlesswhythatbutIfhowandIn pairs or groups,role-play a conversation between Teresa and her parent(s)using simple,compound and c

22、omplex sentences.The beginning has been given.B3 Teresa:Hi Mum!Can we please talk?Mother:Sure,dear.Whats the matter?.Teresa:Hi Mum!Can we please talk?Mother:Sure,dear.Whats the matter?Teresa:Mum,Im not happy.Mother:Why,tell me what is bothering you and we can fix it together.Teresa:Well,you and Dad

23、always compare me to my friends and feel that Im not good enough.I try very hard to make you both proud of me,but it seems like the harder I try,the more you expect from me.Mother:Oh my dear!Im so sorry!We didnt know that you feel this way.Your dad and I want you to be successful so that you can hav

24、e a bright future.However,if you feel anxious,we will try to be less demanding.Teresa:That sounds great,Mum!I think we should chat with Dad when he gets home and together we can work out a plan that we will all be happy with.What do you think?Mother:You are a very smart girl,Teresa.Im proud of you for speaking to me about your problem and I agree with your suggestion.I love you.Teresa:I love you too,Mum.A sample课堂总结课堂总结Can you distinguish simple,compound and complex sentences in English correctly now?