2018年考研英语一真题及答案.docx

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Section I Use of English
Directions :
Read the following text. Choose the best word for each numbered blank and mark A, B, C or D on the ANSWER SHEET.
Trust is a tricky business. On the one hand, it's a necessary condition many worthwhile things: child care, friendships,
etc. On the other hand, putting your in the wrong place
often carries a high.
, why do we trust at all? Well, because it feels good. people place their trust in an individual or an institution, their brains release oxytocin, a hormone that pleasurable
feelings and triggers the herding instruct that leads sheep to flock together for safety and prompts humans to with one
another. Swiss Scientists have found that exposure this
hormone puts us in a trusting : In a 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 who inhaled something else.
for us, we also have a sixth sense for dishonesty that may
us. A Canadian study found that children as young as 14
months can differentiate a credible person and a dishonest
one. Sixty toddlers were each to an adult tester holding a
plastic container. The tester would ask, “ What's in here?
before looking into the container, smiling, and exclaiming,
“ Wow!" Each subject was then invited to look. Half of them found a toy; the other half the container was empty-and realized the tester had them.
Among the children who had not been tricked, the majority were to cooperate with the tester in learning a new skill, demonstrating that they trusted his leadership., only five of the 30 children paired with the ""tester participated in a follow-up activity. 1.