2018年考研英语一真题及答案原题+答案+详解.doc

2018年考研英语一真题（后附答案详解） Section I Use of English Directions： Read the following text. Choose the best word (s) for each numbered blank and mark A, B, C or D on the ANSWER SHEET. (10 points) 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 instruct that?leads sheep to flock together for safety and?prompts humans to _____(7) with one another.?Swiss?Scientists have found that exposure _____(8) this hormone puts us in a trusting _____(9): 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 _____(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. 1. A．on B．like C．for D．from 2. A．faith B．concern C．attention D．interest 3. A．be