【课件】Unit+1Discovering+useful+structures+课件人教版（2019）必修第二册.pptx

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1、Discovering useful structuresCULTURAL HERITAGEPeriod4Understand the structure“prep+relative pronouns”By the end of this period,students will be able to12345Use relative pronouns and relative adverbs correctly Know how to choose proper prepositionsWrite a short passage using relative clausesObjective

2、s:01020304ReviewPracticeAssignment Content Prep+relative pronounsRestrictive relative clauses(3)Part oneActivity 1:Lead in I am a relative clause that modifies a noun or a noun phrase in a sentence.I have two important parts in my body:and The man who lives next door is a dentistThis is the store wh

3、ere I bought my bike.relative pronounsrelative adverbsWatching and Thinking 1.There comes a time when the old must give way to the new.2.Water from the dam would likely damage a number of temples and destroy cultural relics that were an important part of Egypts cultural heritage.Find sentences conta

4、ining relative clauses from the text on page 4,and underline relative pronouns and relative adverbs3.After listening to the scientists who had studied the problem,and citizens who lived near the dam,the government turned to the United Nations for help in 1959.4.Temples and other cultural sites were

5、taken down piece by piece,and then moved and put back together again in a place where they were safe from the water.Find sentences containing relative clauses from the text on page 4,and underline relative pronouns and relative adverbsRelative PronounsRelative Adverbswhichthatwhowhomwhosewhenwherewh

6、yActivity 2:ObservingHe is one of the disciples whom the master loves best.He is the senior brother who/that is brave and fearless.He is a monk who/that is full of responsibility.He is a monkey whose magic power is superior to others.He has a weapon which/that is a stick whose name is Golden Cudgel

7、or Jin Gubang.His mission is to protect his master from various monsters who/that are eager to eat his master to have an eternal life.How do we use relative pronouns?Relative pronounsReferring to Function in the clauseWhether can be omittedwhoperson(s)subjectobjectyes(when acting as object)whomperso

8、n(s)objectyes(when acting as object)whichthing(s)subjectobjectyes(when acting as object)thatperson(s)thing(s)subject objectyes(when acting as object)whosepossessionattributeyes(when acting as object)Summary1.I will never forget the day when I joined the Party.2.Tomorrow I will go to the town where I

9、 was born.3.I really dont know the reason why he was late again.Activity 3:ObservingHow do we use relative adverbs?Relative AdverbsReferring to Function in the clauseWhether can be omittedwhentimeadverbial of timenowhereplaceadverbial of placenowhyreasonadverbial of reasonnoSummaryActivity 4:practic

10、e1.Do you remember the day _ we spent on the farm?2.Do you remember the day _we lived in Beijing?3.Beijing is a beautiful city _ I want to live.4.Beijing is a beautiful city _ I want to visit.5.Is this the reason _ he explained at the meeting for his careless in his work.6.Do you know the reason _ h

11、e did not go to school?that/whichwherewhenthatwhy that/which确定定语从句把先行词放到从句中，看先行词在句子中做什么成分看先行词Part TwoActivity 1：Discovering1.He was a singer with whom many teenagers are familiar.3.The show,at which we played our first hits,was in American.2.He is a great musician,from whom we can learn a lot.4.He a

12、lways helped me,for which I was very grateful.5.It was a prison from which no one could escape.What do they have in common?Finding1:prep.+_ 2:先行词指物时,用 3:先行词指人时,用which或whomwhichwhomActivity 2：DiscoveringHow do we choose the preposition?1.I have no pen friend to whom I can write.2.I have no pen with w

13、hich I can write to my friend.3.Can you explain the word about which I am not sure so that I can use it in my letter?4.Can I write to a friend with whom I am not very familiar?Finding:关于介词的选择，根据从句中动词或形容词的 _ 来确定。搭配Activity 3：DiscoveringHow do we choose the preposition?1.Long long ago,there was a hill

14、,on the top of which was a temple,in which lived an old monk,who was telling a story,the topic of which was that long long ago,there was a.2.Finally they got an old house,in front of which was a big treeof 5000 years old.3.He completed all the tasks ahead of time,because of which he was praised by t

15、he boss.Finding:关于介词的选择,根据和先行词 来确定。逻辑关系或句意Activity 4：DiscoveringIn which case is“of”used?1.There are 50 stuents in our class,of whom 30 are girls.2.I have 20 English books,15 of which have been read 3 times.3.Thefactoryproduceshalfamillionpairsofshoesevery year,80%of whicharesoldabroad.4.Julie was g

16、ood at German,French and Russian,all of which she spoke fluently.Finding:当表示部分和整体的_ 关系，尤其是数量关系时，在此结构中，我们通常使用介词“of”。所属Activity 5：DiscoveringCan you find other words to replace the words in red?1.This is the school in which I used to work.2.That is the farm on which my father used to work.3.I will rem

17、ember the day on which I went to college.4.I will never forget the year in which I went to Beijing.5.Is this the reason for which you were late for school?6.I dont know the reason for which I failed the exam.Finding:某些“prep.+which”的结构可和_互换 where=in on .+which when=in on .+which why=for+which关系副词Summ

18、ary1.prep.+which/whom2.prep.的选择根据从句中动词或形容词的搭配来确定。根据和先行词逻辑关系或句意来确定。部分和整体的所属关系，尤其有数量关系时，介词常用“of”。部分“prep+which”的结构可和关系副词替换1.He is the man whom you can rely.2.The naughty boy made a hole in the wall which he could see what is happening outside.3.I have about 20 books,half which were written by Mo Yan,t

19、he famous writer.4.I grew up in a small village which everybody knew me.Activity 6:practice5.The library which I often borrow books is not far from here.in through of from onPart Three选 择 答 题PracticeCorrection1.Im going to work in the hospital where needs me.2.Is that the factory which your father o

20、nce worked.inwhichTranslation1.God help those who help themselves.2.He who doesnt reach the Great Wall is not a true man.不到长城非好汉不到长城非好汉天助自助者天助自助者Fill in the blank1.Ill recommend some films Id like to see.2.There comes a time you have to make a choice.which/thatwhenCombine the two sentences by using

21、a relative clause1.The animal is endangered.2.We should protect the animal.We should protect the animal that which is endangeredMaking a choicewherethatThis is the school we study.This is the school we love.thatUsing relative clauses to describe the personpossible versionHe is a man who was the president of the United States.He is an American businessman who was born and raised in New York city.Part FourAssignmentTry to write a passage on“My favorite person”.You are expected to use relative clauses that we have learned.THANKS!