Unit 3 Using Languageppt课件-2022高中英语新外研版必修第三册.pptx

1、【版本：外研册别：必修三】【版本：外研册别：必修三】contentsGrammarVocabulary buildingListening&speakingHomeworkIGrammar0,000 people reading my blog!b I love to photograph the rising sun,a.I guess you have been asked about the title of your book before.b.New inventions like 3D printers have been used to make replacement hear

2、ts and bone parts.Q1.What has happened to“you”in sentence(a)?Someone has asked“you”about the title of your book before.0,000 people reading my blog!b I love to photograph the rising sun,a.I guess you have been asked about the title of your book before.b.New inventions like 3D printers have been used

3、 to make replacement hearts and bone parts.Q2.Who has used new inventions to make replacement hearts and bone parts in sentence(b)?People have used 3D printers to make replacement hearts and bone parts.0,000 people reading my blog!b I love to photograph the rising sun,Q3.What is the difference betwe

4、en the two groups of sentences?Group(a,b)_.Group(c,d)_.passive form with the subjects active form with the subjectsa.I guess you have been asked about the title of your book before.b.New inventions like 3D printers have been used to make replacement hearts and bone parts.c.I guess someone has asked

5、you about the title of your book before.d.People have used new inventions like 3D printers to make replacement hearts and bone parts.0,000 people reading my blog!b I love to photograph the rising sun,Q4.Why does the author choose to use the passive form instead of the active form in the reading pass

6、age?a.I guess you have been asked about the title of your book before.b.New inventions like 3D printers have been used to make replacement hearts and bone parts.c.I guess someone has asked you about the title of your book before.d.People have used new inventions like 3D printers to make replacement

7、hearts and bone parts.The author chooses to use the passive form instead of the active form to emphasise what has been done,rather than who or what does the action.以下情况一般使用被动语态Present perfect passive1.不知道或者没有必要说明动作的执行者是谁不知道或者没有必要说明动作的执行者是谁。Such books have been written for children.（已经为儿童编写这类图书了。）（已经

8、为儿童编写这类图书了。）2.强调动作的承受者，而不强调动作的执行者强调动作的承受者，而不强调动作的执行者。All these products have been tested.（这些产品都经过测试了。这些产品都经过测试了。）3.动作的执行者很模糊动作的执行者很模糊。The letter has been opened.（这封信被人拆开了。这封信被人拆开了。）4.有时为了礼貌的需要，避免说出动作的执行者有时为了礼貌的需要，避免说出动作的执行者。They have been told many times not to make noises.（已经有人多次跟他们说别那么大声了。已经有人多次跟他

9、们说别那么大声了。）Present perfect passiveMany things in our lives have already been affected,3D-printed hamburgers have been served to customers in some restaurants in London.But perhaps the most significant success that has been achieved to date is in medicine.Human body parts,including a beating heart,hav

10、e been made with 3D printing technology.A new 3D-printed shell has been given to a turtle injured in a forest fire!1.The lock on the door has been broken.2.The window has been broken.3.My two laptops have been stolen.4.Beakers and test tubes have been destroyed.5.The book case has been opened,and so

11、me files have been taken away while others have been thrown everywhere.6.The robot has been damaged.IIVocabulary building1.What do you know about these careers?2.What famous scientists can you name in these fields?A physicist is a person who does research connected with physics or who studies physic

12、s.A mathematician is a person who is trained in the study of numbers and calculations.A chemist is a person who does research connected with chemistry or who studies chemistry.An astronomer is a scientist who studies the stars,planets,and other natural objects in space.A geographer is a person who s

13、tudies geography or is an expert in it.A biologist is a person who studies or works in the field of biology.Famous scientists in these fieldsAlbert EinsteinZu ChongzhiKopernikNoun.-ist Noun.-iansciencescientistartnovelpianosocietyartistnovelistpianistsocialistlibrarycomedyphysichistorymusiclibrarian

14、comedianmusicianphysicianhistorianWords about different careers in science can be formed by adding-er,-ist or-ian at the end of the words about subjects,eg biology-biologist.astronomer(1231-1316)was a famous Chinese 1 _ of the Yuan Dynasty.He invented twelve new instruments to studystars and planets

15、.He also developed a calendar which is as accurate as the Gregorian calendar.A mountain on the Moon and a minor planet are named after him.British 2 _(1809-1882)is best known for his work On the Origin of Species,in which he explains changes in species due to natural selection.His ideas deeply influ

16、ence our understand-ing of the relationship between humans and nature.biologist(CA 466-527)was a famous writer and 3_ of the Northern Wei Dynasty.He did field research across China and studied more than a thousand rivers and streams,along with the landscape,history and culture of the surrounding are

17、as.geographer(1867-1934)was a world-famous 4 _ and was first awarded the Nobel Prize in 1903 for her extraordinary work onradioactivity.She was also regarded as a brilliant 5 _,and was again awarded the Nobel Prize in 1911 for the isolation of pure radium.physicistchemist(1933-1996)was one of the wo

18、rlds leading 6 _.His work on Chens Theorem made animportant advance towards proving Goldbachs Conjecture,the greatest unsolved problem in number theory.mathematician Think about other careers in science and discuss what interests you most.IIIListening&speaking Alzheimers disease is a brain disorder

19、that causes problems with memory,thinking and behaviour.The majority of people with Alzheimes are65 and above.It is recognised as the most common mental disease among older people,and the number of sufferersis growing.Currently,theres no cure for Alzheimers,but scientists are researching ways to imp

20、rove the quality of life for people living with the disease.1 2 3 4 5 a pair of socks designed for people with Alzheimers diseases a student from New YorkHis grandfatherA warninggets out of bedHe used exclamatory sentences to describe the story.Like“How amazing!”“What a useful invention and caring g

21、randson!”Learning to learnExclamatory sentences express strong emotions,such as surprise,shock,joy,emphasis and excitement.These are usually formed with what or how,and in written form usually end with an exclamation mark.Act out the conversation about the invention of the telephone.Student A:Turn t

22、o Page 82.Student B:Turn to Page 85.Telling the story behind an invention The telephone was invented by.in.When he.He later,and finally.The first phone call was about.It is interesting that.Useful expressionsIVHomework1.Summarize the usage of present perfect passive;2.Choose another story of an invention you know and have a similar conversation.