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Trust is a tricky business. On the one hand, its a necessary condition 1 many worthwhile things: child care, friendships, etc. On the other hand, putting your 2  in the wrong place often carries a high 3 .

4 , why do we trust at all? Well, because it feels good. 5 people place their trust in an individual or an institution, their brains release oxytocin, a hormone that 6 pleasurable feelings and triggers the herding instinct that prompts humans to 7 with one another. Scientists have found that exposure 8 this hormone puts us in a trusting 9 : In a Swiss study, researchers sprayed oxytocin into the noses of half the subjects; those subjects were ready to lend significantly higher amounts of money to strangers than were their 10 who inhaled something else.

11 for us, we also have a sixth sense for dishonesty that may 12 us. A Canadian study found that children as young as 14 months can differentiate 13  a credible person and a dishonest one. Sixty toddlers were each 14 to an adult tester holding a plastic container. The tester would ask, Whats in here? before looking into the container, smiling, and exclaiming, Wow! Each subject was then invited to look 15 . Half of them found a toy; the other half 16 the container was empty--and realized the tester had 17 them.

Among the children who had not been tricked, the majority were 18 to cooperate with the tester in learning a new skill, demonstrating that they trusted his leadership. 19 , only five of the 30 children paired with the 20 tester participated in a follow-up activity.


问题1选项
A.on
B.like
C.for
D.from
问题2选项
A.faith
B.concern
C.attention
D.interest
问题3选项
A.benefit
B.debt
C.hope
D.price
问题4选项
A.Therefore
B.Then
C.Instead
D.Again
问题5选项
A.Until
B.Unless
C.Although
D.When
问题6选项
A.selects
B.produces
C.applies
D.maintains
问题7选项
A.consult
B.compete
C.connect
D.compare
问题8选项
A.at
B.by
C.of
D.to
问题9选项
A.context
B.mood
C.period
D.circle
问题10选项
A.counterparts
B.substitutes
C.colleagues
D.supporters
问题11选项
A.Funny
B.Lucky
C.Odd
D.Ironic
问题12选项
A.monitor
B.protect
C.surprise
D.delight
问题13选项
A.between
B.within
C.toward
D.over
问题14选项
A.transferred
B.added
C.introduced
D.entrusted
问题15选项
A.out
B.back
C.around
D.inside
问题16选项
A.discovered
B.proved
C.insisted
D.remembered
问题17选项
A.betrayed
B.wronged
C.fooled
D.mocked
问题18选项
A.forced
B.willing
C.hesitant
D.entitled
问题19选项
A.In contrast
B.As a result
C.On the whole
D.For instance
问题20选项
A.inflexible
B.incapable
C.unreliable
D.unsuitable
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