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Ever wonder how your brain works when making decisions bigger than medium versus (與…相對)spicy salsa,like buying a car or accepting a job offer?Researchers from the University of Dundee in Scotland conducted a study that clarifies why you may want to have a small bite before making that big decision.
   Benjamin Vincent from the University of Dundee's Psychology department and his co-author Jordan Skyrnka tested 50 people two times:once when they followed their normal eating patterns and once when they did not eat anything during the day.Using three different types of rewards (food,money,and song downloads),the team discovered when presented with the choice of receiving the reward now versus double the award at some point in the future,participants would usually volunteer to wait for 35 days to earn a largerbounty,but when they were hungry,they said they would only wait three days.
   "We wanted to know whether being in a state of hunger had a specific effect on how you make decisions only relating to food or if it had broader effects,and this research suggests decision-making gets more present-focused when people are hungry," Vincent said in a story about the study on the university's website. "You would predict that hunger would impact people's preferences relating to food,but it is not yet clear why people get more present-focused for completely unrelated rewards…Hunger is so common that it is important to understand the non-obvious ways in which our preferences and decisions may be affected by it," he said.
   In an earlier study of the subject by a team at Cambridge University in England,the researchers noted that serotonin (血清素) plays a major role in the decision-making process. "Since the raw material for making serotonin-an amino acid called tryptophan(色氨酸)- only comes from diet,levels of the chemical decline between meals," reports a piece in the Telegraph about the study. "This can lead to aggressiveness and impulsiveness," say the team.

(1)How did Benjamin Vincent and Jordan Skyrnka carry out their research?
B
B

A.By analyzing reasons.
B.By making comparison.
C.By giving examples.
D.By filling questionnaires.
(2)The underlined word "bounty" in paragraph 2 can be best replaced by
A
A
.
A.bonus.
B.quantity.
C.income.
D.fortune.
(3)What conclusion can we draw from Vincent's study?
B
B

A.It's common to make a wrong decision if you are hungry.
B.Make sure you are not hungry before making a big decision.
C.The more hungry you are,the quicker you will make a decision.
D.Being hungry drives you to make a decision connected with food.
(4)What is the last paragraph mainly about?
D
D

A.What should be eaten to make a wise man.
B.How can we get enough serotonin from our diet.
C.What other factors will influence one's decision-making.
D.How does a chemical function in the course of making a decision.

【考點】社會
【答案】B;A;B;D
【解答】
【點評】
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發(fā)布:2024/5/27 14:0:0組卷:7引用:2難度:0.5
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  • 1.British children's writer Roald Dahl ate chocolates and sweets "pretty much every mealtime",remembers daughter Ophelia Dahl.
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       According to Dahl,the Golden Years of Chocolate were 1930-1937.In 1930,Roald Dahl was 14 years old.He was a student at Repton,a famous boys' boarding school in England.It was a tough environment:those in authority were more interested in controlling than educating the students.
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       For the record,Roald Dahl did not like chocolate cake or chocolate ice cream.He said, "I prefer my chocolate straight."

    (1)What's the purpose of the first paragraph?

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    發(fā)布:2025/1/30 8:0:1組卷:0引用:1難度:0.5
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    發(fā)布:2025/1/30 8:0:1組卷:0引用:1難度:0.5
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