译林版高中英语必修三Uint3 Grammar and usage (I) 教案（名校）.docx

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1、Unit 3 The world on lineGrammar and usage ( I )Verb-Zng forms as attributives, adverbials and objectcomplements内容分析：本板块围绕单元话题，要求学生在语篇中观察、探究动词ing形式的功能及 意义，自主归纳动词-ing形式做定语、状语和宾语补足语的核心规则；教师应引 导学生分析动词ing形式在具体语境中所充当的不同成分及其对应的含义，并能 正确、灵活地使用；最后要求学生恰当使用动词-ing形式完成一个图片描述任务。教学目标：By the end of this section, stu

2、dents will be able to:1. categorize the functions of verb -ing forms and summarize the general rules;change sentence structures with verb -ing forms;2. apply verb -ing forms in new situations appropriately.教学重难点：1. To summarize the general rules;To apply the rules correctly and properly;教学过程：Step 1

3、Read and answer the question.Have the students read the article on page 34 and answer the following question.Q: Why did Fiona Lin set up the website JustDance?A: Because she wanted to introduce more people to dance since she had realized that dance had a very positive effect on her daughter.【设计意图：快速

4、引入话题，了解对话脉络。】Step 2 Complete the table 加 part AVerb-加g forms as attributivesa website belonging to all dance lovers the lady running the website inspiring storiesVerb-加g forms as adverbialsTaking advantage of the site s great start Having achieved such successVerb-加 gforms as objectcomplementsshe wa

5、tched her daughter dancing She always found dance relaxing【设计意图：通过总结归纳，让学生识别-ing的不同用法。】Step 3 Work out the rules The vcrb-ig form can be used like an adjective or adverb, indicating a(n) (1)(active/passive) meaning. When the verb-山g form is used as an attributive, it often comes (2) (before/after) t

6、he noun, but the verb-m phrase used as an attributive is usually put (3)(before/after) the noun. When used as an adverbial, the verb-i/zg form can express time, reason, or result or condition. The verb-mg form can also be used as an object complement.Possible answer:1. active 2. before 3. after【设计意图

7、：进一步归纳总结和认识ing的用法。】Step 4 Go through aGrammar notes ” from P 99 to Pl00V-zng形式作定语单个动词-ing形式作定语动词-ing短语作定语，与被修饰的词有逻辑上的主动关系，相当于一个定语从 句。单个动词的-ing形式作定语，位于被修饰名词的前面。-ing形式短语作定语 时，放在所修饰的名词之后，并且相当于一个定语从句。the running waterthe reading roomThe fly swimming in the soup seems quite content with the soup.The cust

8、omer sitting at the table is very angry.=The customer who is sitting at the table is very angry.Exercise.dogs seldom bite.(bark)1. The wolf spoke in a voice and Mr. Dongguo felt. (frighten)Its pleasure to watch the face of a baby. (sleep)2. The buildings showed us that an earthquake was coming, (sha

9、ke)Possible answer:I. Barking 2. frightening： frightened 3. sleeping 4. shakingV-ing used as adverbial (状语)ing形式作状语往往和逻辑主语之间存在主动关系，常常用来表示原因、时 间、方式、结果、条件、伴随状况等。-ing形式一般不作目的状语(通常用tod。 作目的状语)。1)表时间Walking in the street, I came across an old friend of mine.(=When I was walking in the street, I came acro

10、ss an old friend of mine.)When I look at my classmates5 faces, I read the same excitement in their eyes.(=Looking at my classmates faces, I read the same excitement in their eyes.)2)表原因Being ill, he didn t go to school.(=As he was ill, he didn t go to school.)Being a student, you should study hard.(

11、=Since you are a student, you should study hard.)Thinking he might be at home, I called him.(=As I thought he might be at home, I called him.)3)表方式、伴随作伴随状语的分词表示的动作，必须是主语的一个动作，或是与谓语所表示的动 作(或状态)同时发生，或是对谓语表示的动词(或状态)作进一步补充说明， 此时它可转化成并列句。He sat on the sofa, watching TV.(=He sat on the sofa, and watched T

12、V.)4)表结果Her mother died in 1990, leaving her with her younger brother.(=Her mother died in 1990, and left her with her younger brother.)5)表条件Using your head, you will find a way.(=If you use your head, you will find a way.)注意事项1）动词-ing作状语的形式变化主动形式被动形式否定式一般式V-ingbeing N-ednot +V.-%g完成式having N-edhavi

13、ng been N-ednot having+ N-ed听到铃声，学生们开始走进教室。Hearing the bell, the students began to enter the classroom.（听见和进入两个动作 同时发生。）正在建造的大楼是我们的新图书馆。The building being built now is our new library, （being built 为现在分词的被动形 式，表示动作正在进行之中。）2）独立主格结构动词ing形式作状语，有时它也可以有自己的独立主语，这种结构称为独立主格 结构，通常用来表示伴随的动作或情况，也可以表示时间，原因或条件。3

14、）动词-ing形式作评注性状语有些动词-ing形式在句中没有逻辑主语，它们往往作为句子的评注性状语来修饰 整个句子，表明说话者的态度，观点等。generally speaking 一般来说judging by/from . 从判断taking everything into consideration 从全盘考虑 Judging from his behaviour, he must be mad.从他的行为来判断，他一定是疯了。HLV.加g形式作宾补1）表感觉和心理状态的感官动词 see/hear/feel/smell , , +sb +doing sth.2）使役动词“使，让”have/let/keep, +sb/sth + doing sth.Step 5 HomeworkFinish exercise Bl, B2 on P35; C on P70【设计意图：强化知识运用。】教学反思