雅思阅读真题《Decision fatigue》的答案是什么？

第14题：E；第15题：B；第16题：G；第17题：F；第18题：C；第19题：D；第20题：rational；第21题：tired；第22题：shortcuts；第23题：Roy F. Baumeister；第24题：Roy F. Baumeister；第25题：Jonathan Levav；第26题：Jonathan Levav

雅思阅读真题《Decision fatigue》是什么时候考过的雅思真题？

该篇真题最近出现于 2026.3.7/2021.8.7 的雅思考试中，考频为中频。

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research in which two substances that tasted alike had different effects on the subjects.

答案：E 原文定位：To establish cause and effect, researchers at Baumeister's lab tried refueling the brain in experiments involving lemonade mixed either with sugar or with a diet sweetener. The sugary lemonade provide 同义替换：「alike」↔「similar」；「research in which」↔「experiments involving」

an instance where controlling emotions while viewing something upsetting led to a lack of perseverance in other activities.

答案：B 原文定位：When they tried to resist the urge to cry during a sad movie;afterwards they gave up more quickly-on-tasks requiring self-discipline;such as working on a geometry puzzle 同义替换：「controlling」↔「resist」；「activities」↔「tasks」；「lack of perseverance」↔「gave up more quickly」；「viewing something upsetting」↔「during a sad movie」

an explanation of why it is important to eat something before making a decision at the end of the day.

答案：G 原文定位：If a decision must be made late in the afternoon or in the evening, they know not to do it on an empty stomach;Even the wisest people won't make good choices when they're not rested and their glucose 同义替换：「eat something」↔「not to do it on an empty stomach」；「decision」↔「choices」；「at the end of the day」↔「in the evening」；「why it is important」↔「won't make good choices」

a reference to a researcher who was was not not initially convinced of the effect of glucose.

答案：F 原文定位：However, some brain researchers had reservations about the glucose connection;Todd Heatherton;a pioneer of social neuroscience;believed in ego depletion but didn't see how this process could be caused 同义替换：「was not initially convinced」↔「had reservations」；「the effect of glucose」↔「variations in glucose levels」

an account of research that mirrored an experience the researcher had in his personal life.

答案：C 原文定位：He visited a tailor to have a suit made for his wedding;Levav put the experience to use in an experiment conducted at German car dealerships 同义替换：「the researcher had in his personal life」↔「visited a tailor to have a suit made」

an example of how the location of products in a shop can be used to take advantage of 'decision fatigue.

答案：D 原文定位：Similarly, sweet snacks are featured prominently at cash registers at most supermarkets. With their willpower reduced after shopping, people are especially vulnerable to sweet drinks and snacks 同义替换：「shop」↔「supermarkets」；「take advantage of decision fatigue」↔「people are especially vulnerable」；「the location of products」↔「at cash registers」

The Biological Price of Decision-making Even when people attempt to be 20_____ rational they experience 'decision fatigue' if they make several decisions in a row.

答案：rational 原文定位：No matter how rational people try to be, they can't make decision after decision without paying a biological price 同义替换：「attempt」↔「try」

They are not aware of how 21_____ they are, but it is increasingly more difficult for their brains to make decisions as the day progresses.

答案：tired 原文定位：People are not conscious of being fired but nevertheless they are low on energy 同义替换：「aware」↔「conscious」

After making many decisions in one day, the brain seeks 22_____ in order to conserve energy. The person may fail to consider the consequences of their decision or not make a decision at all. Avoiding decisions reduces the immediate strain but can cause difficulties later.

答案：shortcuts 原文定位：The more choices one makes throughout the day, the harder it becomes for the brain, and eventually it looks for shortcuts 同义替换：「seeks」↔「looks for」；「conserve」↔「saver」

The energy people have for exercising willpower is limited.

答案：Roy F. Baumeister 原文定位：His research demonstrated that there is a finite store of mental stamina for exerting self-control 同义替换：「energy for exercising willpower」↔「mental stamina for exerting self-control」；「is limited」↔「finite store」

Even an unpleasant substance had a positive effect on willpower.

答案：Roy F. Baumeister 原文定位：However, the experiment also included a control group who drank a tasteless low-fat dairy beverage. It provided them with no pleasure, yet it produced similar improvements in self-control 同义替换：「unpleasant substance」↔「tasteless low-fat dairy beverage」；「positive effect on」↔「improvements in」；「willpower」↔「self-control」

People's responses to images changed after having to exercise self-control.

答案：Jonathan Levav 原文定位：Heatherton's team recorded images of the brains of 45 people who were on a low-calorie diet as they reacted to pictures of food. Next, these dieters watched a comedy video while forcing themselves to 同义替换：「images」↔「pictures」；「responses」↔「reacted」；「after having to exercise self-control」↔「inducing ego depletion」

The sequence of options presented to consumers could be used to the consumers' disadvantage.

答案：Jonathan Levav 原文定位：By manipulating the order of the car buyers' choices, the researchers found that customers would end up paying more 同义替换：「sequence」↔「order」；「options」↔「choices」；「consumers」↔「buyers」；「disadvantage」↔「paying more」

雅思阅读真题：Decision fatigue（Part 2 · 中频 · 2026.3.7/2021.8.7考试）（含答案）| 鸭圈雅思

Decision fatigue

Part 2 · 考频：中频 · 最近考试：2026.3.7/2021.8.7

文章内容（节选）

'Decision fatigue' helps explain why ordinarily sensible people avoid making decisions or are easily persuaded to make the wrong decisions when they are tired. Yet few people are conscious of it, and researchers are only beginning to understand why it happens.

完整文章请进入机考练习查看。

题目与答案

research in which two substances that tasted alike had different effects on the subjects.
- A
- B
- C
- D
- E
- F
答案：E
原文定位：To establish cause and effect, researchers at Baumeister's lab tried refueling the brain in experiments involving lemonade mixed either with sugar or with a diet sweetener. The sugary lemonade provided a burst of glucose;the sugarless sweeteners tasted similar but did not contain the glucose. Again and again, the sugar restored willpower, but the artificial sweetener had no effect
同义替换：「alike」↔「similar」，「research in which」↔「experiments involving」
an instance where controlling emotions while viewing something upsetting led to a lack of perseverance in other activities.
- A
- B
- C
- D
- E
- F
答案：B
原文定位：When they tried to resist the urge to cry during a sad movie;afterwards they gave up more quickly-on-tasks requiring self-discipline;such as working on a geometry puzzle
同义替换：「controlling」↔「resist」，「activities」↔「tasks」，「lack of perseverance」↔「gave up more quickly」，「viewing something upsetting」↔「during a sad movie」
an explanation of why it is important to eat something before making a decision at the end of the day.
- A
- B
- C
- D
- E
- F
答案：G
原文定位：If a decision must be made late in the afternoon or in the evening, they know not to do it on an empty stomach;Even the wisest people won't make good choices when they're not rested and their glucose is low
同义替换：「eat something」↔「not to do it on an empty stomach」，「decision」↔「choices」，「at the end of the day」↔「in the evening」，「why it is important」↔「won't make good choices」
a reference to a researcher who was was not not initially convinced of the effect of glucose.
- A
- B
- C
- D
- E
- F
答案：F
原文定位：However, some brain researchers had reservations about the glucose connection;Todd Heatherton;a pioneer of social neuroscience;believed in ego depletion but didn't see how this process could be caused simply by variations in glucose levels
同义替换：「was not initially convinced」↔「had reservations」，「the effect of glucose」↔「variations in glucose levels」
an account of research that mirrored an experience the researcher had in his personal life.
- A
- B
- C
- D
- E
- F
答案：C
原文定位：He visited a tailor to have a suit made for his wedding;Levav put the experience to use in an experiment conducted at German car dealerships
同义替换：「the researcher had in his personal life」↔「visited a tailor to have a suit made」
an example of how the location of products in a shop can be used to take advantage of 'decision fatigue.
- A
- B
- C
- D
- E
- F
答案：D
原文定位：Similarly, sweet snacks are featured prominently at cash registers at most supermarkets. With their willpower reduced after shopping, people are especially vulnerable to sweet drinks and snacks
同义替换：「shop」↔「supermarkets」，「take advantage of decision fatigue」↔「people are especially vulnerable」，「the location of products」↔「at cash registers」
The Biological Price of Decision-making
Even when people attempt to be 20_____ rational they experience 'decision fatigue' if they make several decisions in a row.
答案：rational
原文定位：No matter how rational people try to be, they can't make decision after decision without paying a biological price
同义替换：「attempt」↔「try」
They are not aware of how 21_____ they are, but it is increasingly more difficult for their brains to make decisions as the day progresses.
答案：tired
原文定位：People are not conscious of being fired but nevertheless they are low on energy
同义替换：「aware」↔「conscious」
After making many decisions in one day, the brain seeks 22_____ in order to conserve energy. The person may fail to consider the consequences of their decision or not make a decision at all. Avoiding decisions reduces the immediate strain but can cause difficulties later.
答案：shortcuts
原文定位：The more choices one makes throughout the day, the harder it becomes for the brain, and eventually it looks for shortcuts
同义替换：「seeks」↔「looks for」，「conserve」↔「saver」
The energy people have for exercising willpower is limited.
- Roy F. Baumeister
- Jonathan Levav
- Todd Heatherton
答案：Roy F. Baumeister
原文定位：His research demonstrated that there is a finite store of mental stamina for exerting self-control
同义替换：「energy for exercising willpower」↔「mental stamina for exerting self-control」，「is limited」↔「finite store」
Even an unpleasant substance had a positive effect on willpower.
- Roy F. Baumeister
- Jonathan Levav
- Todd Heatherton
答案：Roy F. Baumeister
原文定位：However, the experiment also included a control group who drank a tasteless low-fat dairy beverage. It provided them with no pleasure, yet it produced similar improvements in self-control
同义替换：「unpleasant substance」↔「tasteless low-fat dairy beverage」，「positive effect on」↔「improvements in」，「willpower」↔「self-control」
People's responses to images changed after having to exercise self-control.
- Roy F. Baumeister
- Jonathan Levav
- Todd Heatherton
答案：Jonathan Levav
原文定位：Heatherton's team recorded images of the brains of 45 people who were on a low-calorie diet as they reacted to pictures of food. Next, these dieters watched a comedy video while forcing themselves to suppress their laughter-thereby draining mental energy and inducing ego depletion. When they were again shown pictures of food, further brain scans revealed more activity in, the brain's reward centre and a decrease in the amygdala
同义替换：「images」↔「pictures」，「responses」↔「reacted」，「after having to exercise self-control」↔「inducing ego depletion」
The sequence of options presented to consumers could be used to the consumers' disadvantage.
- Roy F. Baumeister
- Jonathan Levav
- Todd Heatherton
答案：Jonathan Levav
原文定位：By manipulating the order of the car buyers' choices, the researchers found that customers would end up paying more
同义替换：「sequence」↔「order」，「options」↔「choices」，「consumers」↔「buyers」，「disadvantage」↔「paying more」

Decision fatigue

文章内容（节选）

题目与答案

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