1、Discoving Useful Structures Unit 1 Art Leading-inRead the sentences below and find out what they have in common.Their business is to sell foodstuffs.The plan was to test the new equipment.The best way to help him is to tell him the truth.What the painter attemped to do was to convey his feelings.My
2、habit is to drink a glass of water after getting up.The infinitives are used as predicative.1.Perhaps the best way to understand Western art is to look at the development of Western painting over the centuries.2.During the Middle Ages,the purpose of Western art was to teach people about Christianity
3、.3.In this work,Monets aim was the light and movement in the scene 4.Find the sentences in the reading passage where infinitives are used as the predicative.PresentationUnderline the subject of these sentences and explain them._Summary动词不定式作表语Infinitive as the predicativeThe purpose of education is
4、to develop a fine personality in children.教育的目的是发展儿童良好的品格。一、什么是表语？一、什么是表语？在英语中表示主语的身份在英语中表示主语的身份,状态状态,特征等的部分特征等的部分叫表语叫表语。位于系动词之后位于系动词之后,与之构成系表结构与之构成系表结构。二、动词不定式作表语的结构二、动词不定式作表语的结构 am/is/are/was/were+不定式不定式三、不定式作表语的使用情况三、不定式作表语的使用情况1.紧跟在系动词后面，如紧跟在系动词后面，如be,seem,remain,appear,get等，用来说明主语的内容。等，用来说明主语的内
5、容。The best way to build a great team is to gather a group of the most talented individuals.打造一支出色的队伍最好的方法是把最有才 华的个人聚到一起。The efforts made by the Tanzania National Park Authority seem to be paying off.坦桑尼亚国家公园管理局所做的努力似乎正 在得到回报。2.主语以主语以way,aim,duty,hope,dream,idea,intention,purpose,mistake,plan,proposa
6、l,job,suggestion,task等抽象名词为中性词的等抽象名词为中性词的 名词词组，常在名词词组，常在“be 动词动词”后作表语。后作表语。One way to begin is to answer your own excuses.开始的方式之一就是回答你自己的借口。The aim is to get the hotel off the ground by 2025 and make it fully operational for travel by 2027.这家太空旅馆计划在2025年前建成，并在 2027年前全面投入运营。1.表示目的表示目的 The purpose is
7、to understand exactly what conveys in the contemporary painting.目的就是要弄清楚这幅当代画所表达的确切 内涵。2.表示事态发展的结果、预期的结果及预言表示事态发展的结果、预期的结果及预言 We believe man is to live a better life in the future.我们相信人类在将来会生活得更好。四、动词不定式作表语的功能四、动词不定式作表语的功能 3.表示表示“安排、命令、决定、劝告、意愿、禁安排、命令、决定、劝告、意愿、禁 止止”等。等。I am to set out for China next
8、 week.下周我要动身到中国去。You are to have a face-to-face talk with them.你应该和他们当面谈一谈。Children are not to smoke.儿童不准吸烟。（安排安排）（劝告劝告）（禁止）（禁止）4.4.用于第一人称疑问句，表示征求意见。用于第一人称疑问句，表示征求意见。What am I to do if I cant gain entry to the final?如果不能进入决赛，我该怎么办呢？1.不定式短语不定式短语to let，to blame，to seek 等常用等常用 主动形式表示被动含义主动形式表示被动含义五、不定式
9、作表语的特殊用法五、不定式作表语的特殊用法The house is to let.这栋房子要出租。Who is to blame for the population decline of the tigers in that area?谁应该为那个地区老虎数量的下降负责任？The reason for global warming is not far to seek.全球变暖的原因不难找到。2.当主语部分含有当主语部分含有动词动词 do 的某种形式时，作的某种形式时，作 表语的不定式可表语的不定式可省略省略to。What they attempted to do was no longer
10、 show reality,but instead to ask the question,“What is art?”他们尝试做的不再是展示真实，而是去问“艺术是什么？”这个问题。Anything we can do is guarantee it will be delivered on time.我们能做的只是保证按时交货。Practice1.Her work is _(look)after the children.2.My aim is _(go)to TsingHua University.3.Through my years of school life,Ive learned
11、that if we are _(make)a difference in life,its of great importance that we should begin with small things.4.All he wanted was _(do)everything himself.to lookto goto maketo do练习练习 1 Fill the blanks.练习练习 2 Complete the following sentences with infinitives and pay attention to the subjects.1.The young
12、singers intention of performing the song was _.(和他 的歌迷们分享他对摇滚音乐的热爱)2.The best way to do business is _ _.(建立你和客户之间的信任)3.What the survivors attempted to do was _ _.(建造 一座纪念碑纪念那些拯救了他们生命的英雄们)to share his love for rock music with his fansto build trust between you memorial to the heroes who save their li
13、vesintentionwayWhat the survivors attempted to do表“意愿”表“做法”表“该件事尚未完成”and your client build a 4.The main purpose of art education in schools is _.(启发学生有创造力)5.The aim of the two leaders at the conference was _.(在两国之间建议永远的和平。)6.For a humble person,one of the hardest things might be _.(批评其他人)to inspire
14、students to be creativeto achieve permanent peace between their two to criticize other peoplepurpose表“目的”aim表“目的”one of the hardest things表“行为方法”countries7.When you are faced with a serious decision,my suggestion is _.(聆听你自己内心的声音)8.The mother believes her duty is _.(抚养儿子成为一个有高尚思维和大方心胸的人)9.All he wan
15、ted after a tiring day was _ _.(自己一个人呆着)to listen to your own inner voicebe a man with a noble mind and a generous heartto be left to raise her son to suggestion表“建议”dutyAll he wanted表“责任”表“该件事尚未完成”aloneProduction1.Whats your biggest dream/ambition in life?2.How are you going to make your dream come
16、 true?3.How are you going to achieve your goal?4.Do you have any plans?5.What might be difficult for you?6.How are you going to deal with.?Example:My biggest ambition in life is to be a storywriter.I think all I have to do is read books and practise writing.My plan is to make a reading list and fini
17、sh it in half a year.Use infinitives to answer the questions and make conversations.Prepare to give a speech entitled“I Have A Dream”.Your speech should include the answers of the above questions.My biggest dream/ambition in life is to _.I think all I have to do is _.My plan is to _.I think one of t
18、he hardest thing might be _.I guess the best way to _ is _.I Have A Dream_ The following sheet will be helpful to your draft.I Have A Dream Hello,everyone!Today Im here to share with you my dream.My biggest dream in life is to _.People might wonder why I had such a special dream.Well,its because _.I
19、 really want to realise this dream.I think all I have to do is_.To realise my goal,my plan is to _.To be honest,I do understand it is never easy to pursue a dream.One of the hardest things might be _.However,nothing is impossible to a willing heart.Difficult as it is,I guess the best way to _ is _.I am proud of my dream,and Iwill deinitely fight for it!Thank you for listening.
