抑郁评估量表(GDS)是专用于老年人抑郁的筛查,该量表共有()个条目,包括以下症状:情绪低落,活动减少,容易激惹,退缩痛苦的想法,对过去,现在与未来消极评分。
A.30
B.20
C.25
D.40
A.30
B.20
C.25
D.40
B.搜索引擎
C.电视
D.环球网
Ariely, a scientist from MIT, did an experiment on what people would do when 21 things that were free.He 22 a group of students two kinds of chocolates: the good one for 15 cents each and the poor one for l cent each.The good chocolate was worth $ 1.00, so 15 cents was very cheap,23 the poor quality chocolate was worth 5 cents, so24it for 1 cent wasn't very cheap.
Most people chose the high quality chocolate for 15 cents.That's not a 25 .But then Ariely lowered the 26 of both pieces of chocolate by 1 cent.If people were 27correctly, then they should 28choose the good quality chocolate.But that 29 what happened.Most people chose the free chocolate.This doesn't make sense in our 30 way of understanding economic behavior.
What is happening here? Ariely 31 that people want to get a good bargain.But they also want to reduce risk.That is,they want to 32 the chance of making a 33 .If you pay 14 cents for a piece of chocolate, and then you don't 34 like it when you eat it, you have lost 14 cents.But when something is free and you don't like it, you haven't lost anything.People would 35 not to take a risk over getting a better bargain.
(1)A、facing
B、buying
C、giving
D、treating
(2)A、posted
B、produced
C、offered
D、told
(3)A、if
B、as
C、for
D、but
(4)A、getting
B、holding
C、eating
D、making
(5)A、dream
B、reason
C、reply
D、surprise
(6)A、weight
B、size
C、price
D、quality
(7)A、working
B、thinking
C、planning
D、looking
(8)A、still
B、once
C、almost
D、even
(9)A、should be
B、shouldn't be
C、is
D、isn't
(10)A、easy
B、old
C、normal
D、modem
(11)A、questioned
B、explained
C、agreed
D、added
(12)A、find
B、learn
C、lower
D、take
(13)A、decision
B、mistake
C、promise
D、warning
(14)A、usually
B、gradually
C、certainly
D、actually
(15)A、start
B、prefer
C、manage
D、afford
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