2021高中英语 Unit 1 Cultural relics Period 4课件 新人教必修2.ppt

4 语法专题课语法专题课 Unit 4 EarthquakesPeriod Revision:Make sentences.It is our class room which/that is bright.Perfect pronunciation!This is our English teacher who/that we all love.This is our English teacher whose pronunciation is perfect.Task1.PresentationI.Analysis.1.It is(our classroom)(which/that)is bright.antecedent relative pronoun（subject）(先行词)(关系代词)2.This is(our English teacher)(who)we all love.antecedent relative pronoun（object）3.This is our English teacher (whose)pronunciation is perfect.relative pronoun（attributive）II.找出先行词和关系词找出先行词和关系词.1.This gift was the Amber Room,which was given this name because several tons of amber were used to make it.2.The amber which was selected had a beautiful yellow-brown colour like honey.3.It was also a treasure decorated with gold and jewels,which took the countrys best artists about ten years to make.4.However,the next King of Prussia,Frederick William I,to whom the amber room belonged,decided not to keep it.5.Later,Catherine II had the Amber Room moved to a palace outside St Petersburg where she spent her summer.6.This was a time when the two countries were at war.7.There is no doubt that the boxes were then put on a train for Konigsberg,which was at that time a German city on the Baltic Sea.Task2.Conclusion.定语从句的分类 定语从句有两种：（1）限制性限制性定语从句（先行词与定语从句间无逗号无逗号），如句子_。（2）非限制性非限制性定语从句（先行词与定语从句间有逗号有逗号）如句子_。1,3,42,5,6,7 Task3 Test yourself!I.Fill in the blanks.1.Charles Smith,was my former teacher,retired last year.2.After the war he went to America,_ he found work.3.My house,I bought last year,has a lovely garden.4.The children,want to play outdoors,were taken to the playground.whowherewhichwhoII.Combine the two sentences.1.The sun rises in the east.It gives us heat and light.2.This is her house.It was built last year.The sun,which rises in the east,gives us heat and light.This is her house,which was built last year.3.Mr.Zhang came to see me yesterday.He is an old friend of my fathers.4.He is from America.I know it from his accent.Mr.Zhang,who came to see me yesterday,is an old friend of my fathers.He is from America,which I know from his accent.Task4 Extension.Which one to choose,“as”or“which”?1.Chinas vice-President talked with students at a middle school in Bangkok,which was hit by Thailands worst flooding in 50 years.2.He left without a word,which surprised everyone.3.As we all know,the global climate is changing.4.Money,as someone once said,is the root of all evils.Conclusion:aswhich指代 引导的从句只能指代整个主句的内容引导的从句既可指代整个主句的内容，又可指代主句的一部分位置 可位于主句_引导的句子不能位于主句_意义 _功能 连接上下文的作用，表达说话人的观点、看法，并指出主句内容的根据或出处等引导的从句在意义上相当于一个并列句。之前、之中这，那或之后正如之前Fill in the blanks.1._we can see,oceans cover more than 70 percent of the earth.2.This kind of computer,is well-known,is out of date.3.It rained hard yesterday,_ prevented ma from going to the park.4.She has been late again,was expected.AsaswhichasTask5 ConsolidationICorrect the following sentences.1.He has three sons,none of them is a doctor.2.He has three sons,they are doctors.3.He has three sons,but none of whom is a doctor.4.He has three sons;who are doctors.whomtheywhothemII.Multiple choices.1.She kept a record of everything _attracted her while travelling in Europe.A.that B.what C.it D.which2.He suffered from extreme pain in the lower back,_ kept him from sitting up.A.that B.what C.it D.which3.All the neighbors admire this family,_ the parents are treating their child like a friend.A.why B.where C.which D.that 4.Those _ exercise regularly are younger-looking and have fewer health problems.A.they B.which C.whom D.who5.Youd better wait until Christmas,_most things in shops will go on sale for half price.A.where B.which C.when D.that6.The road conditions there turned out to be very good,_ was more than we could expected.A.it B.what C.which D.that7.The reason _ worry kills more people than work is that more people worry than work.A.for that B.why C.for what D.how8.The path leads to a sound room,_ walls are decorated with some modern paintings.A.its B.which C.that D.whose9.He was educated at the local high school,_ he went on to Beijing University.A.after which B.after that C.in which D.in that10._ explained on the phone,your request will be considered at the next meeting.A.When B.After C.As D.Since11.We are living a world_,each moment,we become increasingly interdependent.(互相依赖)A.which B.that C.in which D.in that12.Susan,_ has just graduated from college,find it hard to find a satisfying job.A.she B.who C.that D.whom13.Thanksgiving is a time_ families get together to have a turkey dinner and be thankful for what they have.A.which B.where C.that D.when14.Last week,only two people came to look at the house,_ wanted to buy it.A.none of them B.both of them C.none of whom D.neither of whom15.At the job interview,she was asked to describe a situation _ she had had to work under great pressure.A.where B.how C.that D.whichHomework Write a short passage about one of your family activities using restrictive attributive clauses and non-restrictive attributive clauses.