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本文(2021-2022学年新教材英语外研版选择性必修第一册作业课件:单元提升 UNIT 5 REVEALING NATURE .ppt)为本站会员(高****)主动上传,免费在线备课命题出卷组卷网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知免费在线备课命题出卷组卷网(发送邮件至service@ketangku.com或直接QQ联系客服),我们立即给予删除!

2021-2022学年新教材英语外研版选择性必修第一册作业课件:单元提升 UNIT 5 REVEALING NATURE .ppt

1、单元素养提升(五)Unit 5.根据语境写出黑体单词的含义1.She is ranked the fifth in the world and is the top seed in this competition.()2.Ive been a bit distant lately and she can feel it.()3.We sample six different teas and eat multi-flavored pumpkin seeds.()4.The suspect had refused to give any details of his identity and

2、had carried nodocuments on his person.()种子选手冷淡的嫌疑犯品尝5.With the development of the crust and its continents,a recognizable ancestor ofour present earth appeared.()6.Mobile technologies generate a lot of interest,and its easy to see why.()7.We had to decline the invitation to visit our friends in anot

3、her city.()8.This book is suffused with Shaws characteristic wry Irish humour.()9.Like a kid,he seems to instinctively avoid responsibility and blame.()原型引起谢绝独特的过失10.I think its important to be honest and be loyal and treasure your own culturalroot.()根源.选词填空be well-known that,come to an end,be simil

4、ar to,adjustment to,convince.of,by contrast,it is said that,call off,make ones way,protect.from1.Its August,which is the time of year when all of these joys _,when the hard work of preparing for winter begins.2.As you know,the roots of trees can help _soil _being washed away.3.It was not until dusk

5、that they _home.4._in Australia there is more land that the government knows what todo with e to an endprotectfrommade their wayIt is said that5.It _the higher the ground is,the thinner the air there becomes.6.I prefer to _the meeting on account of the bosss absence.7.The coastal areas have mild win

6、ters,but _the central plains becomeextremely cold.8.He has _us _the importance of English reading.9.We have made an _our price and give you a special discount ofthree percent.10.We have a long way to go before AI can truly begin to _the humanbrain.is well-known thatcall offby contrastconvincedofadju

7、stment tobe similar to.完成句子1.The house _will be served as a meeting room for our school.(定语从句)这座正在建设的房子将用作我们学校的会议室。2.The teacher suggested to us that every minute _to improve our spoken English.老师建议我们要充分利用每一分钟来提高我们的英语口语。(固定结构)3.He is sitting by the window,_his life with his mother in Paris.(分词作状语)他坐

8、在窗边,回顾他和母亲在巴黎的生活。that is being built(should)be made use oflooking back on4.She felt uneasy _her.(with 的复合结构)所有的目光都集中在她身上,她感到局促不安。5.According to the drivers explanation,_was not his carelessness but the badweather _was to blame for the accident.(固定句型)根据司机的解释,造成事故的原因不是他的粗心大意,而是恶劣的天气。with all eyes focu

9、sed onitthat.阅读理解(2021仙桃高二检测)For as long as weve known about it,humans have searched for a cure forcancer.Across the world,countless amounts of time and money have been spenton researching a way to stop this terrible disease.But now,it seems like the answercould have been inside our own bodies the w

10、hole time.Recently,the Food and Drug Administration(FDA)in the US,a governmentagency thats responsible for healthcare,approved a new form of gene therapy(疗法)that could mean the end of a certain type of cancer.The therapy allows scientists to“train”the immune(有免疫力的)cells of sickpatients to fight leuk

11、emia(白血病)a form of blood cancer that mostly affectsyoung people.The exciting new treatment works by removing healthy immune cells from thepatient,known as T-cells,which are then changed to be able to“hunt down”cancer cells.The cells are then put back into the patient before they begin to get rid of

12、thepatients leukemia over time,similar to how the body fights off other illnesses.“This is truly an exciting new day for cancer patients,”Louis J.DeGennaro,president of the Leukemia and Lymphoma Society,said in a news release.Up until now,a long and painful marrow transplant(骨髓移植)was the onlyoption

13、for many leukemia patients.In this procedure,healthy blood cells are taken from a donator and placed intothe sick patient,who also has to go through chemotherapy(化疗)to allow theirbody to adjust to the new cells.But with a recovery rate of around 83%according to a news releasepublished by the FDA its

14、 hoped that the days of painful trips to the hospital,oreven death,are over for leukemia sufferers.“Were entering a new frontier in medical innovation(创新)with the ability toreprogram a patients own cells to attack a deadly cancer,”FDA representative ScottGottlieb said in the release.“New technologie

15、s such as gene and cell therapies holdthe potential to transform medicine and our ability to treat and even cure manyincurable illnesses.”【文章大意】本文是一篇科普说明文。文章介绍了医学领域的一项重大进步。美国食品药品监督管理局批准了一项新的基因疗法通过“训练”患者有免疫力的细胞去杀死癌细胞。实验已经证明这一疗法相当有效,并且前景光明。1.What is the authors main purpose in writing the passage?A.To

16、 compare different ways of curing leukemia.B.To report on a breakthrough in cancer treatment.C.To explore the potential of gene and cell therapies.D.To show scientists efforts in search of a cure for cancer.【解析】选B。推理判断题。通览全文可知,文章介绍了医学领域的一项重大进步。美国食品药品监督管理局批准了一项新的基因疗法通过“训练”患者有免疫力的细胞去杀死癌细胞。因此作者写这篇文章的目的

17、是要报道一项癌症治疗领域的新突破。故选B。2.How does the new treatment to fight leukemia work?A.By using changed T-cells to destroy cancer cells.B.By replacing sick blood cells with healthy ones.C.By removing sick blood cells during marrow transplant.D.By using chemotherapy to improve the patients immune system.【解析】选A。细

18、节理解题。根据文章第三、四段可知,新的基因疗法是通过“训练”患者有免疫力的细胞去杀死癌细胞。故选A。3.What can be inferred about the new therapy for leukemia sufferers?A.It can save them many more trips to the hospital.B.It can improve their ability to fight off all kinds of cancer.C.It can give them a better chance of survival and recovery.D.It ca

19、n reduce their pain in the process of marrow transplant.【解析】选C。推理判断题。根据倒数第二段its hoped that the days of painfultrips to the hospital,or even death,are over for leukemia sufferers.可知,由于这项新疗法,白血病患者有望战胜癌症,从病痛折磨中恢复,并活下来。故选C。4.What is Scott Gottliebs attitude toward gene and cell therapies?A.Doubtful.B.Op

20、timistic.C.Worried.D.Casual.【解析】选B。推理判断题。根据文章最后一句可知,Scott Gottlieb认为基因和细胞疗法有望让我们治疗甚至治愈一些难以治疗的疾病。因此Scott Gottlieb对于基因和细胞疗法持乐观态度。故选B。.应用文写作 假定你是李华,你的英国笔友Jack来信告诉你,他学习效率很低。请你给Jack回信,提供一些你提高学习效率的方法。主要内容包括:1.安静的学习地点;2.上课集中注意力(记笔记,回答老师问题);3.适当运动和休息。注意:1.词数80左右;2.可以适当增加细节,以使行文连贯。_ _ _ _ _ _ _【参考范文】Dear Jac

21、k,I have received your letter and known your problems.The following are somemethods of my own on how to improve study efficiency.It is recommended to find a quiet and tidy place to study.At the same time,Illkeep my cellphone away so that I wont be disturbed.Secondly,I try to attendduring the lesson

22、as well as making notes.If possible,actively answer the questionsmy teachers put forward.Last but not least,exercise properly and ensure adequatesleep and rest.I hope my methods are helpful to you!Yours,Li Hua阅读理解(2021娄底高二检测)Babies made from three people approved in UKBabies made from two women and

23、one man have been approved by the UKsfertility regulator.The historic and controversial move is to prevent children frombeing born with deadly genetic diseases.Doctors in Newcastle who developed the advanced form of In VitroFertilization or IVF(人工授精)are expected to be the first to offer the procedur

24、eand have already appealed for donor eggs.The first such child could be born,at the earliest,by the end of 2017.Some families have lost multiple children due to incurable mitochondrial(线粒体的)diseases,which can leave people with insufficient energy to keep their heartbeating.The diseases are passed do

25、wn from only the mother,so a technique using adonor egg as well as the mothers egg and fathers sperm has been developed.The resulting child has a tiny amount of their DNA from the donor,but theprocedure is legal and reviews say it is ethical(伦理的)and scientifically ready.“It is a decision of historic

26、 importance,”said Sally Cheshire,chairwoman ofthe Human Fertilization and Embryology Authority(HFEA).“Im sure patients willbe really pleased by what weve decided today.”But some scientists have questioned the ethics of the technique,saying it couldopen the door to genetically-modified(转基因)designer b

27、abies.The HFEA must approve every clinic and every patient before the procedurecan take place.Three-person babies have been allowed only in cases where the riskof a child developing mitochondrial disease is very high.Prof Mary Herbert,from the Newcastle Fertility Centre,said,“It isenormously pleasin

28、g that our many years of research in this area can finally beapplied to help families affected by these devastating diseases”.“Now that we are moving forward towards clinical treatments,we will alsoneed donors to donate eggs for use in treatment to prevent affected womentransmitting disease to their

29、 children.”Prof Sir Doug Turnbull,the director of the Welcome Centre for MitochondrialResearch at Newcastle University,said,“We are delighted by todays decision.Wewill also provide long-term follow up of any children born.”NHS England has agreed to fund the treatment costs of the first trial of thre

30、e-person IVF for those women who meet the HFEA criteria,as long as they agree tolong-term follow up of their children after they are born.【文章大意】本文是一篇说明文,文章介绍了英国批准由三个人生产婴儿,以此来防止儿童出生时携带致命的遗传疾病。1.Why is it historically important to approve babies made from three people?A.It helps couples who lose the a

31、bility to give birth to a baby.B.It marks a foundation stone to change babies appearances before birth.C.It stops deadly genetic diseases passing down to newly-born babies.D.It turns out to be an advanced form of In Vitro Fertilization.【解析】选C。细节理解题。根据第一段中The historic and controversial move isto prev

32、ent children from being born with deadly genetic diseases.可知,批准由三个人生产婴儿具有历史意义的重要性是因为它能防止儿童出生时携带致命的遗传疾病,也就是它能阻止致命的遗传疾病传给新生儿,故选C。2.Which of the following is TRUE about mitochondrial diseases?A.They pass down on to babies from their parents.B.They prevent peoples heart from functioning normally.C.Some

33、children infected can be cured with proper treatment.D.Babies can be infected with them through a donors egg.【解析】选B。细节理解题。根据第三段可知,线粒体疾病导致人们没有足够的能量来维持心脏跳动,一些家庭因为这种疾病失去了很多孩子,由此可知,线粒体疾病使人的心脏无法正常工作,故选B。3.How can a clinic or a patient be approved of applying the three-person babytechnique?A.Only when the

34、 baby to be born needs it to survive.B.Only when the patient gets financially prepared.C.Only when the clinic gets scientifically ready.D.Only when the technique is ethnically accepted.【解析】选A。推理判断题。根据第八段第二句可知,只有在儿童患线粒体疾病的风险非常高的情况下(只有靠这种技术才能存活),才允许三人婴儿出生,故选A。4.What is the authors attitude towards the approval of babies made from threepeople?A.Supportive.B.Indifferent.C.Worried.D.Objective.【解析】选D。观点态度题。本文为新闻报道,作者引用了多位该领域的专家的言论,其中既有支持这一决定的观点,也有人提出这一决定是否会默认转基因克隆人技术的发展的疑问(第7段),而作者本身的观点并未在文中具体表露,因此,作者仍站在客观的角度看待这个问题。故选D。

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