人教版八下-Unit 2 I 'll help to clean up the city parks -Section A Grammar focus 4a—4c-ppt课件-(含教案+素材)-市级优课-(编号：f019f).zip

1、Play the dialogue of Unit 2 in groups. Oral English Exercise Unit 2 Ill help to clean up the city parks. Grammar They are helping to clean the street. Learning aims: 1.Learn about what Infinitives are, You can find out the usages of infinitives according to the examples given with interest. 2. You c

2、an use the infinitives to do exercises freely. 3.Develop your ability of group work. Self -study Think it over and answer my questions. 1.What do infinitives look like ? 2.Can infinitives be predicate verbs? 动动词词不不定定式式的的结结构构toto + + 实义动词原形实义动词原形 eg: to play 去玩 动词不定式是一种活跃的非谓语动动词不定式是一种活跃的非谓语动 词词 否定形式

3、eg: not to do eg: not to play 自助学习自助学习 - -展示交流展示交流AnalyseAnalyse thethe componentcomponent ofof anan infinitiveinfinitive in in thethe sentencesentence , , please.please. It is kind to help each other.=To help each other is kind .( )主语 His dream is to be a doctor when he grows up.( ) 表语 He went to t

4、he library to borrow some books.( ) She asked me to speak louder.( ) He wanted to play football.( ) Would you like something to eat ?( ) 状语 宾语补足语 宾语 后置定语 自助学习自助学习 - -展示交流展示交流 GroupGroup WorkWork FillFill in in thethe blanksblanks 动词不定式可以和（ ）（ ）（ ）（ ） （ ）等疑问词连用。 I dont know to go ? Nobody told us to

5、do next . He showed me to use the new mobile phone. 有一些动词后用作宾语补足语的不定式通常不带( ) .这类动词 有两类：一类是（ ），如 （ ）（ ） （ ）（ ） （ ） eg: eg: 让某人做某事 使某人做某事 或 另一类是使役动词， Show! The group who has found the ansewers can come to the blackboard . 自助学习自助学习 - -展示交流展示交流 GroupGroup WorkWork FillFill in in thethe blanksblanks 动词不定

6、式可以和（ ）（ ）（ ）（ ） （ ）等疑问词连用。 I dont know to go ? Nobody told us to do next . He showed me to use the new mobile phone. where what how what how wherewhichwhen 有一些动词后用作宾语补足语的不定式通常不带( ) .这类动词 有两类：一类是（ ），如 （ ）（ ） （ ）（ ） （ ） eg: I heard the birds sing. 如 let , make , have eg: 让某人做某事 使某人做某事 或 to 感官动 词seehe

7、arwatchfeel notice let sb. do sth. make sb.do sth.have sb. do sth. 另一类是使役动词， 1.The teacher made him (stay)at home. 2.I will be busy because I have a lot of work (do) 3.Dont forget (close) the door when you leave the classroom. 4.This group was set up ( help) disabled people . 5.It is very important

8、(study) hard. 6.The next step is (make) a cake. stay (宾语补足语） to do （后置定语） to close （宾语） to help （目的状语） to study （主语） to make （表语） 1.to do （不定式肯定形式） not to do（不定式否定形式） 2.不定式在句子中可以做：主语（subject）、宾语 （object)、表语（predicative)、定语（attributive)、状语(adverbial) 和宾语补足语(object complement)。 3.不定式可以由特殊疑问词+不定式eg:wha

9、t to do how to do it 4.(1)感官动词可以+省略to 的不定式 eg: see sb.do sth. watch sb.do sth. feel sb.do sth. hear sb.do sth. notice sb. do sth. (2）使 役动词 make have 也可以+省略 to 的不定式eg: make sb. do sth. have sb.do sth. 使某人做某事 1.to do （不定式肯定形式） not to do（不定式否定形式） 2.不定式在句子中可以做：主语（subject）、宾语（object)、 表语（predicative)、定语（

10、attributive)、状语(adverbial)和宾语 补足语(object complement)。 3.不定式可以由特殊疑问词+不定式eg:what to do how to do it 4.(1)感官动词可以+省略to 的不定式 eg: see sb.do sth. watch sb.do sth. feel sb.do sth. hear sb.do sth. notice sb. do sth. (2）使 役动词 make have 也可以+省略 to 的不定式eg: make sb. do sth. have sb.do sth. 使某人做某事 Group mutual exa

11、mination Sum up 学科长总结 1.什么是不定式？（What is an infinitive?) 2.不定式在句子中做的成分？(the composition of an infinitive in a sentence) 3.不定式的特殊结构？ (the special structure of the infinitive) 4可以省略to 的不定式有几类？分别是(namely) (How many types of infinitive that can be omitted from to .) Write the main points on your note boo

12、k and recite them. Topic Unit 2 Ill help to clean up the city parks. Grammar(4a-4c) Teaching Aims KnowledgeLearn about what Infinitives are, find out the usages of infinitives according to the examples given with interest. SkillsStudents can use the infinitives to do exercises freely. Emotion and At

13、titude Develop students ability of group work. The importance and the difficulties: see sb.do hear sb.do watch sb. do notice sb. do find sb. do what to do how to do it make sb. do have sb. do Teaching Procedure Time .Prepare lessons b efore class by self Check before class (1)Play the dialogue of un

14、it 2 in groups. (2)Oral English Exercise 3 .Create situation specific aim Have a look at a picture with a sentence with an infinitive .2 .Independent studyShow and Talk 1.What do infinitives look like ? 2.Can infinitives be predicate verbs? 3.Guess the component of an infinitive in each sentence acc

15、ording to the examples that the teacher gives to the students , please. 4. what + to do 5.make sb.do have sb.do 15 .Classroom practice，Extension improve 1. Do some exercises. 2. Crazy memory. 3. Group mutual examination 12 .Sorting.Sorting outout ruminant,summarizingruminant,summarizing andand evalu

16、atingevaluating 1.Think about what we have learned during this lesson. 2.Sum up 5 VI.HomeworkWrite the main points on your note book and recite them.1 VII.Blackboard Design Unit 2 Ill help to clean up the city parks. Grammar . Group Work 动词不定式可以和（ ）（ ）（ ）（ ） （ ）等疑问词连用。 I dont know to go ? Nobody tol

17、d us to do next . He showed me to use the new mobile phone. 有一些动词后用作宾语补足语的不定式通常不带( ) . 这类动词有两类：一类是（ ），如 （ ） （ ） （ ）（ ）（ ） eg: 另一类是使役动词，如 eg: 让某人做某事 使某人做某事 或 Extension improve Do some exercises 1.The teacher made him (stay)at home. 2.I will be busy because I have a lot of work (do) 3.Dont forget (close) the door when you leave the classroom. 4.This group was set up ( help) disabled people . 5.It is very important (study) hard. 6.The next step is (make) a cake.