2020届成都大学附属中学高三英语期末试题及答案.pdf
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1、20202020 届成都大学附属中学高三英语期末试题及答案届成都大学附属中学高三英语期末试题及答案第一部分第一部分阅读(共两节,满分阅读(共两节,满分4 40 0 分)分)第一节(共第一节(共 1515 小题;每小题小题;每小题 2 2 分,满分分,满分 3030 分)分)阅读下列短文,从每题所给的A、B、C、D 四个选项中选出最佳选项A AObesity(肥胖症)is becoming a problem in our busy society,and almost one in three American adults is nowconsidered to be obese.Child
2、ren obesity is alsoat an all-time high.Obesity means being very overweight.If you are obese,you have too much bodyfat.If you eat more foodthan your body can use,this will make you put on weight.Food that your body does not need will be stored as fatby your body.The following are the major factors th
3、at increase the risk of obesity.What you eat plays a major role in weight gain.Eating a lot of fast food such as hamburgers,sweet drinks,icecreams and other sweet food can increase the risk of becoming obese.If you do not do enough exercise,you will put on weight as the food you eat is not being use
4、d to make energyfor physical activities.The chances of you being obese are greater if your parents are obese.There are many psychological factors that cause people to eat too much.People who are worried,unhappy orbored will often eat to make themselves feel better.This is known as comfort eating.Age
5、 is another factor,as you tend(趋于)to be less active when you get older.When you get older,you needto eat less,and if you do not eat less,you will put on weight.Obesity can cause many health problems such asheart problems,high blood pressure and many other serious medical conditions.1.The underlined
6、sentence in paragraph 1 means that _.A.obesity does not do harm to health.B.there are more obese children than before.C.all the American children are obese.D.there are less obese children in the USA.2.According to the passage,there are _ major factors that increase the risk of obesity.A.threeB.fourC
7、.fiveD.six3.What will the writer most probably talk about after the last paragraph?A.How to avoid obesity.B.How to live in the busy USA.C.What illnesses are caused by obesity.D.How doctors treat heart problems.BIf you easily make mistakes when in a hurry,a new study from Michigan State Universitythe
8、 largest of itskind to date-found that meditation(冥想)could help you improve the situation.The research tested how open monitoring meditation(OMM)or,meditationthat focuses awareness onfeelings or thoughts as they unfold in ones mind and bodyalteredbrain activity in a way that suggestedincreased error
9、 recognition.“Peoples interest in meditation is outpacing what science can prove in terms of effects and benefits.”saidJeff Lin,MSU psychology doctoral candidate and study co-author.“But its amazing to me that we were able to seehow one session of a guided meditation could produce changes to brain a
10、ctivity in non-meditators.”“Some forms of meditation have you focus on a single object,commonly your breath,but open monitoringmeditation is a bit different,”Lin said,“It has you tune inward and pay attention to everything going on in yourmind and body.The goal is to sit quietly and pay close attent
11、ion to where the mind travels without getting toocaught up in the scenery.”Lin and his MSU co-authorsWilliam Eckerle,Ling Peng and Jason Moserhired more than 200 participantsto test how open monitoring meditation affected how people detect and respond toerrors.The participants,who had never meditate
12、d before,were taken through a 20-minute open monitoringmeditation exercise while the researchers measured brain activity through electroencephalography(脑电图),orEEG.Then,they completed a computerized distraction(分心)test.“The EEG can measure brain activity at the millisecond level,so we got precise mea
13、sures ofbrain activityright after mistakes compared to correct responses,”Lin said.“A certain neural signal occurs about half a secondafter an error called the error positivity,which is linked to conscious error recognition.We found that the strengthof this signal is increased in the meditators to c
14、ontrols.”“These findings show what just 20 minutes of open monitoring meditation can do to improve the brainsability to detect and pay attention to mistakes,”Moser said.4.What does the underlined word“altered”in paragraph 2 probably mean?A.Changed.B.Prevented.C.Started.D.Recorded.5.Why is open monit
15、oring meditation different?A.It is just aimed at a single object.B.It clears your mind of everything.C.It gets too caught up in the scenery.D.It focuses on where the mind travels.6.What did the researchers do for the studyA.They hired people who had meditated before.B.They measured the participants
16、brain activity.C.They reminded the participants to avoid errors.D.They had non-meditators design a distractiontest.7.What is the best title for the text?A.Turn to OMM to Avoid Acting in a HurryB.Youre Able to Recognize Errors ConsciouslyC.Meditators Brain Proves Much More ActiveD.OMM Can Help You Ma
17、ke Fewer MistakesCHave you ever done something for someone elseknowing that your actions would solely benefit THEM andnot YOU?Maybe you opened a door or donated blood or volunteered in a hospitals ER during the pandemic.Thisis called a prosocial behavior.Humans engage in these types of behaviors all
18、 the time.But a question remains in science:Are we the only species who do this?As one of out closest s,chimpanzeeshave long been studied for signs of this.So far,research has provided mixed results on the question.Some studies show that chimps cooperatively hunt,share food and comfort each other.Bu
19、t one study cameto a very different conclusion.The study used a controlled lab experiment where chimpanzees in enclosures weregiven two options:push a button to give food to themselves or push the button to give food to themselves AND apartner chimp.If they chose the latter,it was seen as a prosocia
20、l behavior.But the result is that chimps showed nospecial preferences for feeding themselves and a friend over feeding just themselves.Another study conducted byDeTroy,however,discovered a totally different result.Compared to previous controlled lab-based experiments,the setup for DeTroys research w
21、as very naturalistic.“We installed a button and a fountain into the chimpanzees outer enclosures.When an individual pushes thebutton,it releases juice from the fountain.However,since the button and fountain are approximately five metersapart,the individual pushing cannot directly drink from the foun
22、tain.And if any other chimpanzees are at thefountain when the button is pushed,they,and not the pusher,will be able to drink the juice.In this experiment,chimpanzees showed a willingness to act in the interest of others,with individualchimpanzees prepared to push the button without benefiting themse
23、lves.“It is really fascinating to see that many of the chimpanzees were willing to prosocially provide valuableresources to the group members even if they couldnt benefit themselves from their behavior.”said DeTroy.Further research may reveal what lies behind their prosocial motivation.But for now,i
24、ts safe to assume thatchimpanzees are not simply aping human behavior.8.Which of the following belongs to prosocial behaviors?A.Jack participated in voluntary work in the library just to earn credits.B.Mark turned to his classmate for help when feeling stressful in study.C.Tim guided a lost child ba
25、ck home on his way to an important job interview.D.Rose often interrupted the teacher to ask questions actively in the maths class.9.What is the task of the chimpanzees in the lab-based study?A.Sharing food.B.Making a choice.C.Comforting others.D.Showing sympathy.10.How is DeTroys study different fr
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