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1、限时规范练24 模块4 Unit 3 Tomorrows world B核心素养关键词:培养学生人与社会、克隆科技的素养能力意识一、阅读理解AThe news that researchers have used cloning to make human embryos for the purpose of producing stem cells may have some people wondering if it would ever be possible to clone a person.Although it would be immoral,experts say it i
2、s likely biologically possible to clone a human being.Since the 1950s when researchers cloned a frog,scientists have cloned dozens of animal species,including mice,cats,sheep,pigs and cows.With mice,researchers are able to use thousands of eggs,and conduct many experiments,to work out these problems
3、.“Its a numbers game,” said Dr.Robert Lanza,the chief scientific officer at a biotech company.“But with primates (灵长类动物),eggs are very precious,and it is not easy to get them to conduct experiments.”In addition,researchers cant simply apply what theyve learned from cloning mice or cows to cloning pe
4、ople.Cloning an animal requires that researchers remove proteins that are necessary to help cells divide.In mice,this isnt a problem,because the embryo that is created is able to make these proteins again.But primates arent able to do this,and researchers think it may be one reason that attempts to
5、clone monkeys have failed.Whats more,cloned animals often have different kinds of abnormalities.These abnormalities are common because cloned embryos have just one parent rather than two,which means that a process known as “imprinting (印记)” does not occur properly in cloned embryos.“Problems with im
6、printing can result in extremely large embryos,which leads to problems with blood flow for the baby,” Lanza said.“The extremely high rate of death and the developmental abnormalities from cloning make cloning people immoral.Its like sending your baby up in a rocket knowing theres a 50-50 chance that
7、 its going to explode.”1.What can we learn from Paragraph 1?A.Animal cloning is illegal.B.Human cloning is possible.C.Human embryos may have new functions.D.Animal embryos can be used for medicine.2.How does the author develop Paragraph 2?A.By making comparisons.B.By showing processes.C.By offering
8、analyses.D.By using statistics.3.How were the experiments on cloning monkeys?A.They have solved the problem with proteins.B.They have been applied to human cloning.C.They were successful.D.They were in trouble.4.How does Lanza feel about human cloning?A.It is risky.B.It is practical.C.It is benefici
9、al.D.It is promising.BIn beautiful rural Montana can be found the town of Livingston.It is close to Yellowstone National Park,which makes it a tourist center.Outdoor enthusiasts gather here each year.Low-income families are more likely to face food insecurity.Around half the students in the Livingst
10、on School District qualify for free or reduced-price lunches,according to local educator Rachael Jones,known as “Farmer Jones.” She is the director of the Livingston Farm to School program,which uses the districts two greenhouses and four gardens to grow food that supplements school meals while offe
11、ring kids hands-on lessons.Jones said,“In many places around the country,if you cant pay for your school meal,you dont eat.Well,here,we dont turn anyone away.”The towns school district and community members started the program eight years ago.Its part of the National Farm to School Network,which aim
12、s to increase access to local food and nutrition education across the country.Jones,who attended public school in Livingston as a kid,has headed up the local program since 2014.Farm to School enriches the curriculum in all of the schools through garden lessons,cafeteria and kitchen lessons,and class
13、room lessons.Research has shown that healthy school meals can improve academic performance,including improved test scores.Though the Farm to School program is not aimed only at lower-income students,Jones said such kids are more likely to eat lunch provided by the school.Eventually she wants to get
14、healthy,affordable meals on the plates of every child in Livingston.It is important for kids to understand where their food comes from.Thats a life-changing experience for them.Jones said,“When I grew up a big force in my life was my grandma Ethel.She taught me from a really early age the value of g
15、rowing your own food.I worked in her gardens with her,and somehow,through all of those experiences eating her tomatoes and canning pickles (把腌菜装罐保存) with her it really built up my trust and knowledge in food systems.Im so thankful for her!”5.Who is “Farmer Jones”?A.She is a local farmer.B.She is a s
16、chool president.C.She is a student in a local school.D.She is a teacher in a local school.6.What is the purpose of the Livingston Farm to School program?A.To contribute to local environmental protection.B.To provide part-time jobs for students.C.To help local farmers make a living.D.To offer student
17、s food and lessons.7.What can be learned from Paragraph 4?A.Students performed better in their studies than before.B.The program offered all students free meals.C.Students faced health problems.D.The program lacked money.8.What is the root of Jones confidence in food systems?A.Her grandmas suggestio
18、ns.B.Her childhood experiences.C.Her college education.D.Her healthy lifestyle.二、完形填空On a cold afternoon in January 2015,Yesenia Diosdado,11,got off a school bus in Lenexa,Kansas,near the apartment building where she lives with her family.When the 1 pulled away,Yesenia saw police and emergency worke
19、rs attending to 2 of a three-car accident that had happened at a busy crossroads nearby.Yesenia 3 a small crowd of onlookers across the street.She noticed that a(n)4 woman was trying to 5 with an Emergency Medical Service worker using sign language,but he couldnt 6 her.“I heard him 7 an interpreter,
20、” Yesenia says.She ran over to the paramedic (护理人员) to 8 her mother,a former sign language interpreter,had 9 her and her sisters how to 10 (no one in the family is hearing-impaired).“She said,I sign.Can I help?” says EMS captain Chris Winger.“I was11.”Yesenia was able to12 to the emergency worker th
21、at the womans neck was injured and tell them the name of the local hospital she preferred.“She looked really 13,” says Yesenia.“Im proud that I got to do 14 to help.”When her mother,Susan Milidore,36,heard about Yesenias15 actions,she wasnt surprised.“Its in her 16 to help,” says Susan.“I was impres
22、sed that she recognized the 17 of the situation and took charge.Most adults wouldnt have 18 that.”A few weeks later,paramedics19 Yesenia with a gold coin and a certificate of appreciation at her elementary school.“My mom always says that you20 know when sign language might come in handy,” says Yesen
23、ia.“That day,it did.”1.A.busB.carC.trainD.ambulance2.A.studentsB.passers-byC.crowdsD.victims3.A.visitedB.joinedC.passedD.interviewed4.A.lostB.kindC.injuredD.attractive5.A.argueB.discussC.competeD.communicate6.A.supportB.rememberC.recognizeD.understand7.A.call onB.ask forC.reply toD.look into8.A.help
24、B.greetC.watchD.wait9.A.missedB.writtenC.taughtD.recorded10.A.shareB.signC.speakD.hear11.A.encouragedB.troubledC.surprisedD.frightened12.A.listenB.turnC.explainD.announce13.A.hurtB.calmC.busyD.sleepy14.A.anythingB.nothingC.somethingD.everything15.A.crazyB.braveC.funnyD.careless16.A.dutyB.natureC.int
25、erestD.dream17.A.purposeB.advantageC.importanceD.seriousness18.A.metB.doneC.chosenD.accepted19.A.providedB.confusedC.presentedD.compared20.A.oftenB.neverC.stillD.forever三、短文改错When youre a kid you really dont understand much about life and you just went through life day by day as happy you can be.But
26、 as you grow up,you may get used to be taken care of and dont appreciate everything your family do for us.In fact,you need to treasure the moments you spend in your family because of one day they might not all be there.When you lose one of your family member,you will feel rather sad and deep regret
27、it.Family plays an very important role in our lives because theyre the ones which inspire us to fight and do better.限时规范练24(模块四Unit3B)一、【篇章导读】本文是说明文。文章介绍了动物克隆及人类克隆面临的难题。1.B细节理解题。根据第一段中的“expertssayitislikelybiologicallypossibletocloneahumanbeing”可知,人体克隆具有可能性。2.A写作手法题。第二段比较了老鼠和灵长类动物做克隆实验的不同点。3.D推理判断题。
28、根据第三段中的“primatesarentabletodothis,andresearchersthinkitmaybeonereasonthatattemptstoclonemonkeyshavefailed”可推断,对猴子进行的实验遇到了困境。4.A推理判断题。根据末段中的“Itslikesendingyourbabyupinarocketknowingtheresa50-50chancethatitsgoingtoexplode”可推断,人体克隆有很大的风险。【篇章导读】本文是说明文。文章介绍了利文斯顿小镇的农场入校项目。该项目既解决了贫困学生的伙食问题,又给学生们提供了亲近自然,了解自
29、然的机会。5.D细节理解题。根据第二段中的“localeducatorRachaelJones”可知,Jones是一名当地的老师。6.D细节理解题。根据第二段中的“togrowfoodthatsupplementsschoolmealswhileofferingkidshands-onlessons”和第三段中的“aimstoincreaseaccesstolocalfoodandnutritioneducationacrossthecountry”可知,该项目旨在为学生提供食物和课程。7.A推理判断题。根据第四段中的“healthyschoolmealscanimproveacademicp
30、erformance,includingimprovedtestscores”可知,学生们的学业进步了。8.B细节理解题。根据末段中的“WhenIgrewupabigforceinmylifewasmygrandma.itreallybuiltupmytrustandknowledgeinfoodsystems”可知,Jones对该农场入校项目的信心来源于自己童年时期与祖母一起在院子里种植农作物的经历。二、【篇章导读】本文是记叙文。美国堪萨斯州的一位十一岁女孩用手语挽救了别人的生命。1.A由上文的“YeseniaDiosdado.gotoffaschoolbus”可知,当“校车(bus)”离开
31、Yesenia下车的地方后,她看到了正在处理中的交通事故。2.D由下文提及车祸中的伤者可知,警察和急救人员正在照料三车相撞事故中的“受伤人员(victims)”。3.B由下文Yesenia向伤者提供帮助可知,她下了校车后“加入(joined)”到围观的人群中。4.C由下文的“thewomansneckwasinjured”可知,Yesenia注意到一个“受伤的(injured)”女士。5.D由usingsignlanguage和but一词的转折可知,受伤的女士试图通过手语与急救人员“交流(communicate)”,但那位急救人员不“明白(understand)”她在说什么。6.D见上一题解析
32、。7.B由下文Yesenia提供帮助可知,急救人员“请求要(askfor)”一名懂手语的翻译。8.A由下文Yesenia说“Isign.CanIhelp?”可知,懂手语的Yesenia跑到护理人员面前去“帮忙(help)”。9.CYesenia的妈妈曾经是一位手语翻译者,故她“教会(taught)”Yesenia姐妹们如何“讲手语(sign)”。10.B见上一题解析。11.C十一岁的小女孩会手语且能主动提供帮助,这让ChrisWinger很“惊讶(surprised)”。12.C懂手语的Yesenia把受伤女人的手语意思“解释(explain)”给医护人员。13.A由上文的“thewomans
33、neckwasinjured”可知,那个女人“伤(hurt)”得很厉害。14.CYesenia对自己能给别人提供“一些(something)”帮助而感到自豪。15.BYesenia主动给他人提供帮助是“英勇的(brave)”行为。16.B由“hermother.wasntsurprised”可知,妈妈对Yesenia帮助他人的行为一点也不吃惊,认为这是她的“天性(nature)”。17.D车祸中的女士受伤严重,Yesenia能够意识到车祸的“严重性(seriousness)”并对此主动给予帮助,这让她的妈妈感受颇深,因为很多成年人都不一定会这样“做(done)”。18.B见上一题解析。19.C对于Yesenia主动提供帮助的举措,急救中心的人员“授予(presented)”Yesenia一枚金币和一份证书以示感谢。20.BYesenia的家人没有听力障碍,但她的妈妈还是教会她们姐妹们如何讲手语,由此可知,Yesenia的妈妈认为“你不(never)会知道手语哪天就可以用上”。三、第一句:wentgo;happy后加as第二句:bebeing;usyou第三句:inwith;去掉of第四句:membermembers;deepdeeply第五句:ana;whichwho/that9