2021秋高二英语外研版选择性必修第三册课件：UNIT 4　SECTION B　USING LANGUAGE .pptx

1、U N I T 4Section BUsing language英 语2021内 容 索 引课前篇 自主预习课堂篇 互动探究课前篇 自主预习.知识体系图解重点词汇写作词汇1.n.细胞2.adj.可能的阅读词汇3.client n.4.cite v.5.horizon n.6.reckon v.cellbound客户,客人,顾客 引用,引述 地平线认为,以为 拓展词汇7.v.评价,评定assessment n.评价,评定8.n.自行车cycle v.骑自行车9.n.需要,需求demanding adj.要求高的,费力的assesscycledemand重点短语1.have talents for

2、 2.result in 3.take turns to do sth4.cant wait to do sth5.get sth straight 6.look forward to doing sth7.be likely to do sth8.feel confident about对有天赋 导致 轮流做某事迫不及待做某事 了解,搞明白 期待做某事有可能做某事 对自信 9.即将发生10.很有可能,肯定会11.即将到来12.以的速度13.打算做某事14.依靠,指望15.由组成on the horizonbe bound tojust around the cornerat the spee

3、d ofintend to do sthbank onbe made up of.用所给词的适当形式填空1.In 1969,the pollution was terrible along the river.It(be)unimaginable that it could ever be cleaned up.2.It is important to remember that success(be)a sum of small efforts made each day and often(take)years to achieve.3.All we need(be)a small pie

4、ce of land where we can plant various kinds of fruit trees throughout the growing seasons of the year.4.Generally,students inner motivation with high expectations from others(be)essential to their development.wasistakesisis课堂篇 互动探究重点词汇1Bobby was assessed and his talents were revealed to be mostly sc

5、ientific:a 66%chance of success in chemistry and 54%in physics was shown.对博比进行了评估,发现他的才能大多是科学方面的:化学方面成功的概率为66%,物理方面成功的概率为54%。(P41)assess v.评价,评定You should consider this when you assess what your users are doing.当你评估你的用户在做什么时,你应该考虑到这一点。【词汇拓展】assessment n.评价;估价;评定assess sth at./be assessed at.估定/核定某物值

6、assess.as.评定为They assessed the damage caused by the fire at 2.5 million dollars.他们估价由大火造成的损失为二百五十万美元。He was right in his assessment and wrong in his prediction.他的评价是对的,他的预测是错的。【迁移应用】完成句子(1)她的估价合情合理,几乎接近事实。and is probably pretty close to the truth.(2)这些年轻人被评定为谨慎驾驶员和不谨慎驾驶员两类。These young men either saf

7、e or unsafe drivers.Her assessment sounds reasonablewere assessed as2Is genetic testing reliable?基因检测可靠吗?(P41)reliable adj.可信赖的;可靠的She is very reliable and I know I dont need to encourage her.她很可靠,我知道我不需要鼓励她。【词汇拓展】rely v.指望;依赖rely on/upon 依靠;依赖rely on it that 相信rely on sb to do sth指望某人做某事You may rel

8、y on it that the work will be finished ahead of schedule.你可以相信,这项工作将提前完成。We had to rely on a compass and a lot of luck to get here.我们不得不依靠指南针和不错的运气找到这儿来。In future,he wont rely on others to handle this.今后他不会依赖别人处理这种事。【名师点津】在rely on it that结构中,it作形式宾语,代替that引导的真正的宾语从句。此类动词(短语)还有:love,like,appreciate,h

9、ate,depend on,see to等。onto help【迁移应用】单句语法填空(1)Those who you can rely at any time are true friends.(2)You can rely on him(help)you when you are in trouble.3Anything you say or do in the past can affect the future.你过去说的或做的任何事都会影响未来。(P42)affect v.影响;感染This disease affects millions of peoples health in

10、the world every year.这种病每年影响世界上数百万人的健康。【词汇拓展】affect health 影响健康be affected by.被影响/打动be affected with a high fever 发高烧With the governments aid,those affected by the earthquake have moved in the new settlements.在政府的援助下,那些受地震灾害影响的人们已经搬进了新居。Affected with a high fever,he continued with his work.尽管发高烧,他仍然

11、继续工作。was deeply affected byaffect our own lives【迁移应用】完成句子(1)她被那个悲伤的故事深深地打动了。She the sad story.(2)当虚假新闻开始影响我们自己的生活时,想象一下它的影响。Imagine the influence of fake news when it begins to.4I think its also fair to say that we can get our hopes up when it comes to finding cures for serious diseases,such as canc

12、er.我认为,公平地说,当谈及某些方面,如寻找治疗癌症等严重疾病的方法时,我们可以燃起希望。(P43)cure n.疗法;对策 v.治愈;解决Doctors say that there are several possible cures.医生说有几种可能奏效的疗法。【词汇拓展】cure a patient(a disease)治愈病人(疾病)cure sb of sth 治愈某人的疾病;纠正某人的不良习惯a cure for sth的疗法;的对策Ill try to cure the child of his bad habits.我要设法改掉这个孩子的坏习惯。This medicine

13、will cure you of your headache.这种药可治好你的头痛。The government is trying to find a good cure for unemployment.政府正试图寻找一种解决失业的好办法。【易混辨析】cure/treat cure“治愈”,强调结果,搭配为:cure sb of sthtreat“治疗”,强调过程,搭配为:treat sb for sthtreatedcuretreated【迁移应用】用cure和treat的适当形式填空(1)The doctorhim for his headache with a new drug bu

14、t didnthim of it.(2)After the accident,the truck driver was for injuries.5Some of these ideas may sound far ahead of their time,but Im sure theyre bound to happen sooner or later!其中一些想法听起来可能远远超前于它们的时代,但我相信它们迟早会发生的!(P43)bound adj.可能的The question is bound to come up at the meeting.在会上肯定会提出来这个问题。【词汇拓展】

15、be bound to do sth 很有可能/肯定会做某事Even when walking in the company of two other men,I am bound to learn from them.三人行,必有我师焉。【联想归纳】“be+形容词+to do”结构be likely to do sth很可能做某事be ready to do sth准备好做某事be anxious to do sth急于做某事be determined to do sth下决心做某事After all the delays,we were anxious to make up for the

16、 lost time.耽搁了这么久,我们急着想弥补失去的时间。Though Tom was stubborn,they were determined to persuade him to travel together.虽然汤姆很固执,但他们决定说服他一起去旅行。He is always ready to take on heavy responsibilities.他一向乐于挑重担。are bound to achieveare likely to meetDetermined to study hard【迁移应用】完成句子(1)我坚信你一定能实现考上重点大学的梦想。I hold the

17、firm belief that you your dream of being admitted to a key university.(2)今天,我们将讨论一些英语初学者可能遇到的情况。Today,well discuss a number of cases that beginners of English with.(3)他决心努力学习,于是在墙上凿了个洞从邻居家“偷”光,以便于晚上读书。,he bored a hole in the wall to“steal”light from his neighbour to read at night.重点句式I think its als

18、o fair to say that we can get our hopes up when it comes tofinding cures for serious diseases,such as cancer.我认为,公平地说,当谈及某些方面,如寻找治疗癌症等严重疾病的方法时,我们可以燃起希望。(P43)【句式剖析】该句子中its also fair to say that we can get our hopes up when it comes to finding cures for serious diseases,such as cancer为宾语从句,其中it为形式主语,真

19、正的主语为to say that we can get our hopes up;when it comes to doing为固定句式,表示“当提及时”,其中to为介词,其后跟名词或者动词-ing形式。When it comes to classical music,we first think of Beethoven or Mozart.谈到古典音乐,我们首先想到贝多芬或莫扎特。【句式拓展】it作形式宾语用于以下结构:动词+it+that-从句I think it best that you should stay here.我认为你最好待在这儿。动词+it+no use doingWe

20、 think it no use complaining.我们认为抱怨是没有用的。动词+it+when/if-从句We really appreciate it when she offered to help.她愿意来帮忙时,我们十分感激。when it comes to repairingthat it was arranged before【迁移应用】完成句子(1)我会使用计算机,但若谈到修理,我就一窍不通了。I can use a computer,but it,I know nothing.(2)你可以说这是以前安排的。You can put it.重点语法主谓一致(二)1.a la

21、rge quantity of与large quantities of修饰名词作主语时,谓语动词根据quantity的单复数形式而定。A large quantity of trees has been planted on either side of the road.道路两边都种了很多树。Large quantities of trees have been planted on either side of the road.道路两边都种了大量的树。2.从句、不定式或动词-ing形式作主语时,谓语动词通常用单数。When the meeting will be held has not

22、 been decided yet.会议什么时候举行还没有定。Reading in the sun does harm to our eyes.在阳光下看书对我们的眼睛有害。3.主语是what引导的从句,谓语动词的形式根据主语从句表示的意义而定。What we want is medical equipment.我们需要的是医疗设备。What we want are experienced doctors.我们需要的是有经验的医生。4.many a/more than one+单数可数名词作主语,谓语动词用单数。随堂练习.单词拼写1.If someone judges me by my acc

23、ent,maybe that person is not my ideal(客户).答案client2.It can be confusing to try to compare and weigh the advantages they(列举)last night.答案cited3.In the past few days,governments have(评估)each new school to judge whether to start school or not.答案 assessed4.The first signs of the dawn appear on the(地平线).

24、答案horizon5.We(认为)him to be the best goalkeeper in the world after the last competition.答案reckoned6.Now whenever you see them,they are(必然)to ask you about your status on those projects.答案bound7.We change the tools,and the tools change us,and that(循环)repeats.答案cycle.单句语法填空1.Much time and energy was sp

25、ent(develop)brilliant solutions.答案developing2.They provided him a car.答案with3.Many a student(be)selected to take part in the English competition,and more than one teacher(have)coached them on speaking and writing.答案was;has4.Nobody but three students(be)in the laboratory at that time.答案was5.The teach

26、er,with 6 girls and 8 boys of her class,(visit)a museum when the earthquake struck.答案was visiting6.Two fifths of the land in that district(be)covered with trees and grass.答案is7.With more forests being destroyed,huge quantities of good earth(wash)away each year.答案are being washed8.He is the only one of the students who(be)a winner of scholarship for three years.答案has been