Unit 4 Using language+Writing （ppt课件） -2023新外研版（2019）《高中英语》选择性必修第三册.pptx

1、Look at the sentences from the reading passage and answer the questions.a 50 per cent of my time was spent researching new restaurants.b Every recommendation she gives me is greatc almost 50 per cent of US jobs are at risk from automation in the next 20 years.d none of us is prepared for the challen

2、ges of AI.1 1.表示时间、距离、重量、体积、价格等的复数名词作主语表示时间、距离、重量、体积、价格等的复数名词作主语,谓语动词用谓语动词用单数。单数。I think$500 is a large sum of money for him.Ten kilometres is a long distance for him to get there on foot.2.分数或百分数作主语分数或百分数作主语,谓语动词根据分数或百分数所指代的名词而定。谓语动词根据分数或百分数所指代的名词而定。Two thirds of his income has been spent on books.

3、Forty percent of the population in that country are still in poverty.主谓一致主谓一致(二二)A number of new products have been successfully produced.The number of people doing fitness training is on the increase.4.a large quantity of修饰名词作主语时修饰名词作主语时,谓语动词根据所修饰名词的单复数谓语动词根据所修饰名词的单复数形式而定。形式而定。large quantities of后用

4、复数。后用复数。A large quantity of beer has been sold out.Large quantities of trees have been planted on either side of the road.What they provided him(be)a car.Many a student(be)selected to take part in the English competition,and more than one teacher (have)coached them on speaking and writing.Nobody but

5、 three students(be)in the laboratory at that time.waswashaswasNobody but one teacher and three students _ in the lab.实验室只有一个老师和三个学生。is is3.“名词名词+as well as,rather than,like,but,expect,besides,with,together with,along with,including,in addition to+名词名词”结构作主语时，谓语动词同结构作主语时，谓语动词同第一个名词的数保持一致。第一个名词的数保持一致。

6、5.The teacher,with 6 girls and 8 boys of her class,(visit)a museum when the earthquake struck.6.Two fifths of the land in that district(be)covered with trees and grass.7.With more forests being destroyed,huge quantities of good earth _(wash)away each year.8.He is the only one of the students who(be)

7、a winner of scholarship for three years.Many a page in this book _ missing.He was one of the students who _ given a prize.I was the only one in my office who _ invited.was visiting is are being washed has beenis iswerewerewaswasActivity 2 Complete the passage by choosing the singular or plural form.

8、Nowadays,some companies offer genetic testing for childrens talents.A large number of clients /has been attracted to it.They are parents,eager to know what talents their children may have in the future.The process is simple.Every child provide/a small sample of blood or body tissue./These are analys

9、ed.Each of the children /are given a report showing their possible talents.A recent example cited on the website is that one of the testing companies compare/the talents of twins Bobby and Benny.Bobby was assessed and his talents was/revealed to be mostly scientific:a 66%chance of success in chemist

10、ry and 54%in physics was/shown.Meanwhile,Bennys highest score /shown to be in an arts subject:the test gave him 68%for literary studies.Is genetic testing reliable?Some scientists say that more evidence /are needed.have providesThis is iscompareswerewerewasis wereComplete the description according t

11、o the charts,paying attention to subject-verb agreement.Three quarters of the surface is made up of land,while the rest is sea,covering 25%of the surface.Half of the land is covered with trees.Residential area and arable land both account for the same proportion,20%of the total land.The rest is dese

12、rt,covering 10%of the total land.There are three kinds of people.Fifty per cent of the people are original residents,30%are from Earth and 20%are from other planets.Three quarters of the surface is made up of land,1.What are the main characters?2.What happened to the prison and what was the cause?3.

13、What kind of job do you think Carolyn has?3.Are there any sentences that might foreshadow what will happen next?Underline them.There was a prison breakout,caused by faulty robotics.She might be a prison governor.Continuing a sci-fi storyMake inferencesSometimes a passage does not say something direc

14、tly.However,you can figure it out by looking at the clues in the passage.1.cry out in shock2.point at the floating blue screen3.another prison breakout4.be bound to break down5.not as advanced as ours6.regular-maintained robots7.maximum-security prison8.rush out of the door9.start up1.震惊地大喊2.指向悬浮的蓝色

15、屏幕3.另一起越狱4.一定会发生故障5.不如我们的先进6.经常维修的机器人7.戒备森严的监狱8.冲出门外9.启动It was not until an hour later that he noticed that Carolyn had left her emergency call device on the breakfast table.Not until an hour later did he notice that.He didnt notice that.until an hour later.直到老师进来学生们才停止讲话。Students didnt stop talking

16、 until the teacher came in.Not until the teacher came in did the students stop talking.It was not until the teacher came in that the students stopped talking.参考范文Carolyn had a long commute to the prison,even by aircar.When she arrived everything seemed normal,except for a robot lying at the front ga

17、te,motionless.Its an old model,she thought.They broke down now and again.She passed through the gate,nothing that everything else was apparently in order.But just as she closed her office door behind her,a loud alarm sounded.Carolyns blood froze.She had only ever heard that sound during drills.It ca

18、nt be!She thought.A general systems failure!She looked out of the reinforced glass of her office window into the prison below.Sure enough,the robots were out of control.Most had stopped moving at all.Some spun aimlessly around and around.But others were randomly operating things,including the cell g

19、ates,and she could see prisoners rushing out to freedom.“grab the robots weapons and run!”shouted the prisoner.Carolyn opened her bag and reached for her emergency call device.Her heart sank as she realized she had left it at home.I need to call in the police,she thought.But how?Without the device,s

20、he couldnt communicate.Nothing in the prison would work properly now.There was a voice behind her.“Looking for one of these?”Carolyn gasped.“Julius!”there was her second-in-command,holding an emergency caller in his hand.“What are you doing in my office?”“It should be my office!”snarled Julius.“Ive

21、worked here for forty yearsand the City Commissioners gave you the job as prison governor!But now youll pay.Youll all pay!I can make every robot in every prison in the city go crazy.The prisoners will escape,and the city will burn!”Then the door burst open,and the room was suddenly flooded with riot

22、 police.And there was Todd!“I took the aircar over here to bring you this,”he said quietly,winking as he pushed the emergency call device secretly into her hands.“I could see there was trouble,so I activated it to call in the police.”“It was Julius,”said Carolyn,watching the police bundle Julius out of the door.“hes gone mad.”“Sure,”said Todd.“But now we know how easy it is to cause a mass robot breakdown.Youll have to write a report.Make some recommendations to upgrade the robots.”Thank you!