Unit 4 Discovering useful structures 教案--高中英语人教版必修第二册.docx

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1、Book2 Unit4 History and traditionsDiscovering Useful StructuresLearning aims：1.Learn the basic structure and function of the past participle as attributive and object complement.2.Students can master the use of past participle as attributive and object complement.3.Find a more appropriate way to exp

2、ress your feelings.4.Use this structure to describe the situation, things and personal feelings vividly.Important and difficult points:1.Guide the students to use the past participle as attributive and object complement in the real context2.Summarize your knowledge of grammar and remember it.Teachin

3、g procedures:Lead-inStep1: Review the three forms of verbs: roomform (be; go; do; have; make; know; come); pasttense (was/were; went; did; had; made; knew; came); the past participle (been; gone; done; had; made; known; come).Step2: The transformation rules of the three forms of verbs are divided in

4、to three categories to help students remember.Language points New wordsUse ppt to show some words and phrases in the passage. Show the part of speech, meaning, example sentences and pictures to help the students to understand and remember them.PresentationStep 1Ask the students to observe the three

5、sentences in activity 1 and discuss the use of the past participle as attributive and object complement.When the past participle is used as the object complement, it is often formed with the have/get/feel/find/.object +-ed form.Step 2Ask the students to observe the logical relationship between the p

6、ast participle and the noun in three examples. Draw a conclusion: “过去分词与它相关联的名词时是被动关系”Step 3Ask the students to observe the position of the past participle when it is attributive. Draw a conclusion: “单个分词作名词的定语时，其位置在名词前；分词以短语形式出现则其位置在名词后”Step 4Ask the students to analyse the sentence components of p

7、articiples or participles in three examples.(1) Most people just use the shortened name: “the United Kingdom” or “the UK”. (as the attribute)(2) They use the same flag, known as the Union Jack, . (as the attribute)(3) They had castles built all around England. (as the object complement)Step 5Gives m

8、ore examples and asks the students to practice using the past participle as attributive and object complement.The new product finally passed the required test. (as the attribute) It is a house built by the Romans. (as the attribute)He got his tooth pulled out yesterday. (as the object complement)Unf

9、ortunately he had his leg broken yesterday. (as the object complement)Step 6Observe the difference in the position of the past participle attributives in the left and right columns of activity 2.Guide the students to supplement the rules of past participle as attributive.Draw a conclusion:“后置定语：过去分词

10、短语作定语时位于被修饰词之后;前置定语：单个的过去分词作定语一般前置”Step 7Ask the students to look at the preceding attributives.“a well-organised trip state-owned companyhand-made gifts heart-felt thanks”And think about what conclusions they can draw: “当过去分词是复合形式，一般放在被修饰词前面作前置定语”Step 8Ask the students to analyze the following sent

11、ences.“Example sentences：Have you seen anything changed?There was nothing changed at all after six months of negotiation.”And think about what conclusions they can draw:“当被修饰词是不定代词时，过去分词放在不定代词后面，作后置定语”PracticeAsk students to finish activity-3. Read the sentences and underline the -ed form as the obj

12、ect complement.Suggested answers: parked; charged; announced; left; surprised; fixed; boxedAsk students torewrite the sentence.1. He didnt turn up at the meeting held yesterday.He didnt turn up at the meeting _which was held yesterday.2. I borrowed a novel which was written by Mo Yan from the librar

13、y.I borrowed a novel _written by Mo Yan_ from the library.ProductionAsk students to finish activity-4. Rewrite the sentences with past participles as the attribute.Suggested answers:Loch Ness surrounded by beautiful natural landscape looks amazing.Carl and his friends stayed with a generous family w

14、ho offered them homemade bread with butter and honey.The family s ancestors once attended to wounded soldiers in the First World War.The young people attracted by the legend of Loch Ness watched over the lake with their cameras and binoculars positioned on the hill.Fill in the blanks.1.You can make

15、yourself _ (understand) pretty well if you keep on speaking the language. 2. - I cant see the words on the blackboard. - Perhaps you need to have your eyes (examine) _. 3. When I came in, I found him _(lie) in bed. 4. We can hear the windows _(beat)by the heavy rain drops.5.His father had him _ (rea

16、d) all the morning.6. With everything well_ (arrange), he left the office.7. I couldnt do my homework with all that noise _ (go) on. 8. When he came to life, he found himself _ (sit) on a chair, with his hands _(tie) back.Summary“过去分词与它相关联的名词时是被动关系单个分词作名词的定语时，其位置在名词前；分词以短语形式出现则其位置在名词后分词及分词短语作定语：as t

17、he attribute分词短语作宾语补足语：as the object complement后置定语：过去分词短语作定语时位于被修饰词之后前置定语：单个的过去分词作定语一般前置当过去分词是复合形式，一般放在被修饰词前面作前置定语当被修饰词是不定代词时，过去分词放在不定代词后面，作后置定语”HomeworkWrite a little story with one of the sentences in activity 4. You can make sentences with past participles as the attribute as possible as you can!have/get/feel/find/.object +-ed form分词及分词短语作定语：as the attribute分词短语作宾语补足语：as the object complement学科网（北京）股份有限公司