（2019版）新人教版选择性必修第二册Unit 5Section C Discovering Useful Structures 提升一练（含答案）.doc

1、第 1页（共 12页）Unit5 Section C Discovering Useful Structures一、单句语法填空词汇部分1Last night a boy was _ (drown) in the river.2The mens lips were so dry that they _ (bleed)as if they had been cut with knives.3The audience fled _ panic when the bull got loose.4 I was just going to tell you when you _(interrupt)5

2、My lack of _ (practice) experience was adisadvantage.6 Even though you felt _ (justify) in your decision,you shouldnt shout to her.7He was desperate _ (go) to Harvard University forfurther study.8_ (face) with these pressures, you can watch acomedy to relax.9It was _ hot weather that no one could fi

3、x theirattention on work.10My boyfriend gave me a birthday cake _ the shapeof a heart.二、阅读理解第 2页（共 12页）According to a recent study,a new kind of geneticallymodified(转基因的)rice can prevent infections of HIV, thevirus responsible for the disease AIDS.The study reports the newly-developed rice producesp

4、roteins(蛋白质)that attach directly to the HIV virus. Thisprocess keeps the virus from mixing with human cells. Thescientists say it can remove the effect of the virus and blockits spreading.The Joint United Nations Program on HIV/AIDS reports thatworldwide, nearly 37 million people were living with HI

5、V in2017.The organization says the largest number of those is indeveloping countries. Nearly two-thirds of HIV cases are inAfrica. Now there is no cure for HIV/AIDS though there have beendevelopments in oral drug treatments to slow the progressionof the disease.The new study predicts the rice-based

6、method will lead tolong-term use of the anti-HIV treatment across the developingworld. Researchers said the “groundbreaking” discovery is“realistically the only way” that anti-HIV combinationtreatments can be produced at a cost low enough for thedeveloping world.第 3页（共 12页）They say the easiest and m

7、ost cost-effective way to use therice will be to make it into a cream to be put on the skin. TheHIV-fighting proteins can then enter the body through the skin.People all over the world could grow the rice and make the creamthemselves. This would prevent the cost and travel required formany patients

8、to receive treatments and medicine.The process of changing the genetic structure of food cropshas been debated for some time. Critics of geneticallyengineered crops believe they can harm people. The scientificteam says further testing is needed to ensure that the geneticengineering process does not

9、produce any additional chemicalsthat could be dangerous to human bodies.1.What is the third paragraph mainly about?A.The terrible situations of HIV infections.B.The rapid development of Africa.C.The practical ways to cure AIDS.D.The efforts made by the United Nations.2.How will the rice be used at t

10、he lowest cost?A.By transforming it into proteins.B.By processing it into a cream.C.By attaching it to the HIV virus.D.By adding it to an oral drug.第 4页（共 12页）3.What can we infer about the genetic engineering process?A.It wont produce dangerous chemicals.B.It has produced dangerous chemicals.C.It is

11、 intended for the developed world.D.It requires further testing to ensure the safety.4.From which is the text probably taken?A.A biology textbook.B.A first aid brochure.C.A social web page.D.A health magazine.三、阅读七选五The term “first aid” is now an accepted part of everydaylanguage, and there is no do

12、ubt that its about the help givento sick and injured people. _1_The first recorded history of first aid dates back to 1099,when religious knights (骑士) decided to train for medical care.The Order of St John, which was the predecessor (前身)of St JohnAmbulance organization,onlyworked on thetreatment ofb

13、attlefield injuries. _2_In the mid 19th century the first Geneva Convention and theInternational Red Cross were created to protect and deal withsick and injured soldiers on the battlefields. _3_ Hesuggestedtrainingordinarypeopleinwhatwascalled“premedical treatment” 第 5页（共 12页）_4_ Surgeon Major Peter

14、 Shepherd and a doctor Coleman ranthe first public first aid course at Woolwich PresbyterianChurch, London in January 1878During the First and Second World Wars, the British RedCross and St John Ambulance joined forces to form the Joint WarOrganization and played a major role in support of the medic

15、alservices, both on the battlefields abroad and in Britain.Modernday prehospital treatment of the sick and injuredhas advanced rapidly in recent years due to the latest medicalresearch and equipment such as hightech ambulances. _5_ANo one knows when the words “first aid” came into use.BA short time

16、later, an army surgeon first came up withan idea.C Many lives will be saved if first aid is givenimmediately.DThey are the first recorded examples of people trainedto do first aid.EHowever, where did “first aid” originate from and whowere the “first aiders”？FBut the basic aim of first aid today is e

17、xactly the sameas that of the 11th centurys medical knights.G In 1878, the term “first aid” first appeared in Britainand is thought to be from “first treatment” and “NationalAid” 四、语法填空第 6页（共 12页）Did you grow up in one culture, your parents came fromanother, and you are now living in a 1. _ (total)d

18、ifferent country?If so, then you are a third-culture kid.The term “third-culture kid” 2. _ (use) inthe 1960s for the first time by Dr. Ruth. She first came acrossthis phenomenon while 3. _ (research) NorthAmerican children living in India. In general, third-culturekids benefit from 4. _ (they) inter

19、culturalexperience and they often reach excellent academic results.Yet many 5. _ (difficulty) may arise from thisphenomenon. Third-culture kids may not be able to adaptthemselves completely6. _ their new surroundings. Also, they often findit hard7. _ (develop) new friendships. Additionally, forthird

20、-culture kids, it is often 8. _ (easy) to moveto a new country than to return to their homeland. For example,after living in Australia for many years, Louis finallyreturned to Turkey as a teenager. But she felt out of place whenshe returned to the country 9. _ she was born. Shedidnt know anything ab

21、out current TV shows 10. _第 7页（共 12页）fashion trends. And she didnt share the same values as otherteens of her age.第 8页（共 12页）一、单句语法填空词汇部分1drowned2bled3in4interrupted5practical6justified7to go8Faced9such10in二、阅读理解1.A主旨大意题。根据第三段中提到“.worldwide, nearly 37million people were living with HIV in 2017.”和“No

22、w there isno cure for HIV/AIDS.”可知,本段说明了全球 HIV 病毒感染的严峻现状。故选 A。B 项“非洲的快速发展”;C 项“治疗艾滋病的切实可行的方法”;D 项“联合国所做的努力”。2.B细节理解题。根据第五段第一句“They say the easiest andmost cost-effective way to use the rice will be to make it intoa cream to be put on the skin.”可知,科学家们认为最简单且最节约成本的方式就是把这种大米加工成膏,涂在皮肤上。故选 B。A 项“通过把它转化成蛋

23、白质”;C 项“通过把它附着在 HIV 病毒上”;D项“通过把它添加到口服药物中”。3.D推理判断题。根据最后一段最后一句“The scientific teamsays further testing is needed to ensure that the geneticengineering process does not produce any additional chemicalsthat could be dangerous to human bodies.”可知,科学家们认为还需要做进一步测试,以确保基因工程过程的安全性。 故选 D。 A 项 “它不会产生危险的化学物质”,B

24、 项“它产生了危险的化学物质”,由文章最后一段中的最后一句可知,是否产生有害的化学物质是有待确定第 9页（共 12页）的事;C 项“它是为发达国家设计的”,由文章的第三段和第四段的首句可知它是为发展中国家设计的。4.D推理判断题。 根据主旨段第一段提到的 “According to a recentstudy, a new kind of genetically modified rice can preventinfections of HIV.”可知,文章主要介绍了一项科学研究,该研究与一种可以防止感染 HIV 病毒的新型转基因大米有关,其话题与健康相关。由此可以推断,文章可能是选自健康杂

25、志。故选 D。A 项“一本生物教材”;B 项“一本急救手册”;C 项“一个社交网络页面”。三、阅读七选五1E根据下文的介绍可知，作者开始讲述“first aid”这个表述的起源和发展过程。 E 项内容(然而， “急救” 从何而来， 谁是 “急救者”？)承上启下，符合题意。故选 E 项。2D根据上文中的“The first recorded history of first aiddates back to 1099. . ”可知，本段举例说明了“first aid”这个表述的起源。所以，D 项(他们是第一批经过急救训练的人。)是对本段的总结。故选 D 项。3B根据后面一句 “He sugges

26、ted training ordinary peoplein what was called premedical treatment ”可知，此处要说明谁提出“first aid”的想法。关键词 He 与 B 项中的“an armysurgeon”相对应。故选 B 项。4 G根据文章结构， 本段继续讲述的是 first aid 的发展历程。后文讲， 第一堂公共急救课程在 1878 年伦敦开设， 所以 G 项(在 1878年伦敦开始出现“first aid”)，符合语境。故选 G 项。5F根据本段的第一句“Modernday prehospital treatment第 10页（共 12页）o

27、f the sick and injured. ”可知，现代急救发展迅速，此处点明其实质与 11 世纪时还是一样的。故选 F 项。四、语法填空1. totally。考查副词。此处应填 total 的副词形式修饰形容词different。2. was used。 考查时态和语态。 此处是句子谓语动词, 由in the 1960s判断为一般过去时, 主语 The term 和 use 之间是被动关系, 故用一般过去时的被动语态, 主语是单数, 故 be 用 was。3.researching。考查非谓语动词。分析句子结构可知, 此处考查while 引导的状语从句的省略, 完整的句子应是 She f

28、irst cameacross this phenomenon while she was researching North Americanchildren living in India. 当时间/条件/让步状语从句的主语与主句主语一致, 且从句有be动词时, 可省略从句的主语和be动词, 省略之后是 while researching North American children living inIndia。4.their。考查代词。此处应用 they 的形容词性物主代词修饰名词experience。5. difficulties。考查名词的数。由 many 判断此处用 diffi

29、culty的复数形式。6. to。考查介词。此处考查短语 adapt. . . to. . . “使适应”。第 11页（共 12页）7.to develop。考查不定式。此处考查固定句型 find it+adj.+ todo sth. “发现做某事怎么样”, 其中 it 是形式宾语, to do 是真正的宾语。8. easier。考查形容词比较级。根据 than 判断此处应用 easy 的比较级作为 is 的表语。9. where。考查定语从句。分析句子结构可知, 此处是定语从句关系词, 先行词 the country 在从句中充当地点状语, 应用关系副词where。10. or。考查并列连词。句意: 她对当前的电视节目或时尚潮流一无所知。根据语境可知, 此处是并列关系, 意为“或者”, 应使用连词or。第 12页（共 12页）