There are age-related differences in our ability to lie. These are【B1】______the development of the prefrontal cortex—a part of t

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问题     There are age-related differences in our ability to lie. These are【B1】______the development of the prefrontal cortex—a part of the brain involved in controlling our behavior. It doesn’t fully develop until young【B2】______, after which it gradually declines. We【B3】______that the ability to lie would also follow this【B4】______and that’s what we found. We focus on the cognition of lying—how hard it is to lie,【B5】______we can judge by how long it takes a person to【B6】______a false statement. There’s a lot of evidence suggesting lying is more【B7】______demanding than telling the truth.
    Lying is a very【B8】______phenomenon. There are many【B9】______involved—the motivation to lie, emotions , social factors and so on. We【B10】______the cognitive aspect of lying. It’s a narrow scope, but that【B11】______us to apply science to the issue.
    Why do young adults lie【B12】______? I am speculating, but it【B13】______has something to do with gaining【B14】______at that age—becoming an individual and【B15】______themselves from their parents or teachers. They tend to lie more to authority figures.
    We’ve been developing computerised tests where we try to【B16】______whether a person is lying or not, based on how fast they respond. Another approach might be to make lying more【B17】______You could ask them to tell their story in【B18】______order, for example, or ask questions that they wouldn’t【B19】______For a long time, lie detection has focused on techniques that are based on stress. But these gave a lot of false positives, because truth-tellers can get as stressed as【B20】______
【B5】

选项 A、which
B、where
C、who
D、whom

答案A

解析 本题考查代词逻辑。该句大意为“我们着重研究撒谎认知——撒谎有多难,这一点可以通过考查一个人需要多久来捏造一个谎言来判断”。四个选项分别为:[A]which“哪个”;[B]where“哪里”;[C]who“谁”;[D]whom“谁”。which引导定语从句,指代cognition of lying,其他的词均不能指代cognition,所以[A]符合本句语法,为正确答案。
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