陕西省2024秋季九年级第一阶段素养达标测试A/B英语试题

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第23.Which of the following improves the chances ofadmission?A.Making an early application.第二部Neuroscientists have established in recent years the idea that some ofthe daytime experiences are changed by the brain into permanent(永久的)memories during sleep the same night.Now,a new study suggestsB.Applying to the LINC South program.a mechanism that determines which memories are labeled as分important enough to stay in the brain until sleep makes them permanent.C.Providing a reference from family members.The study centers on brain cells called(神经元)that"fire”一orAnswering application questions withpring about changes in the balance of their positive and negative charges-consideration.to pass electrical signals that encode (memories.Large groups of读读neurons in a brain region called the hippocampus(海马体)fire together.creating signals within milliseconds of each other that can encode complexinformation.Called "sharp waves ripples(SWRs)",these signals representthe firing of 15%of hippocampal neurons at the same timeBWhile past studies linked SWRs with memory formation during sleep.第When I signed the lease on my new apartment,I felt how第the new study found that daytime events followed immediately by fiveeveryone else would feel:excited.But leaving home was a big step.to twenty SWRs were replayed more during sleep and were then turnedOn the morning of my last day at my parents'house,we went over theinto abiding memories.Events followed by very few or no SWRs failed部分plans for the day and how much fun the past weekend was.It didn't hit me雾to form lasting memories."Our study finds that they are the physiologicalthat I was actually moving out until the moving truck came.They removedmechanisms used by the brain to'decide'what to keep and what to putmy favorite artwork from my wall and brought boxes full of memoriesaside,"said senior study author Buzsaki.down the stairs.Suddenly.I was left in the upstairs bedroom alone.AfterThe new study is based on a known pattern:mammals,includingI moved out,I didn't even want to talk to my mom on the phone the first图morning at my new apartment because my emotions were running too high.humans,experience the world for a few moments,then pause(暂停)】then experience a little more,and then pause again.After we pay attentionThe place was pretty,but it didn't have my mom,who would berushing around on Monday morning looking for dress pants.The kitchen读to something,our brain often turns to a relaxing mode to rethink.Suchwas large,but it didn't have my dad's cup of coffee still cooling in themomentary pauses occur throughout the day,but the longest relaxingmicrowave because he forgot to take it out again.periods occur during sleep.第Living at home is about being surrounded by family 24/7.It'sabout being taken care of if you're sick and having your mom insist on第making you a bowl of chicken soup.It's about having someone there tohelp you when you need it.It's about being in the comfort of your homeBuzsaki and his colleagues had previously established that no SWRsthat houses all the memories.from eighth grade graduation to your firstoccur as we actively explore sensory information or move,but they only分formal dance in high school.分occur during the relaxing pauses before or after.The current study foundBut you can't live with your parents all your life.You will have tomake the decision because you're about to enter a new stage in your lifethat SWRs represent the natural marking mechanism during such pausesAt the end of the day,the transition is difficult,and you may be a giant cryin the waking state,with the marked neuronal patterns reactivated during阅读baby.But over time.things settle down,and your new life will become onesleep.you won't compare to the one living under your parents'roof.Although every big step we take can be like venturing (into the读unknown,we all have to do it sometime.康24.How did the author feel on the day when she28.What is the primary focus of the new study?A.The role of sleep in memory formation.第was moving out?第Sad.The mechanism to store important memories duringB.Excited.sleep.雾C.The relationship between SWRs and daytimeC.Hesitant.勢experiences.D.Relieved.D.The function of hippocampal neurons in memory25.What did the author think of the new apartment?recombination.A.It looked better than expected29.What can we learn about SWRs?B.It was inviting and familiar.A.They are unique to humans.C.It was small but comfortable.读It lacked the warmth of home.B.They mainly appear during the daytime.C.They help speed up the memorizing process摩感They result from the firing of some hippocampaneurons.第26.What aspect of living at home is stressed in paragraph第30.What does the underlined word“abiding”in4?A.The regular daily routine.paragraph 3 probably mean?B.The sad and sweet memories.The care and emotional support.A.FreshB.Clear.C.Powerful.Permanent.分D.The sense of security and belonging.分31.What is implied about the natural marking27.What does the author's experience show?mechanism in our brain?A.It occurs during moments of active exploration.A.East or west,home is bestB.When one door closes,another one opens.It marks neuronal patterns during relaxing pauses.读C.A bird in the hand is worth two in the bush.读C.It is linked to the longest relaxing periods duringA new life begins at the end of your comfort zonesleep.D.It enables the brain to reprocess informationgfollowing attention.6

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