1、海淀区九年级第二学期期中练习英语2022.04学校姓名准考证号1.本试卷共8页，共两部分，39道题，满分60分。考试时间90分钟。著2.在试卷和答题卡上准确填写学校名称、姓名和准考证号。生3.试题答案一律填涂或书写在答题卡上，在试卷上作答无效。须4.在答题卡上，选择题用2B铅笔作答，其他试题用黑色字迹签字笔作答。知5.考试结束，请将本试卷、答题卡和草稿纸一并交回。第一部分本部分共33题，共40分。在每题列出的四个选项中，选出最符合题目要求的一项。一、单项填空（每题0.5分，共6分）从下面各题所给的A、B、C、D四个选项中，选择可以填入空白处的最佳选项。1.My brother is very
2、friendly.gets along well with others.A.HeB.SheC.ID.You2.Wu Dajing,a gold medalist,started to practice speed skating.the age of ten.A.onB.inC.forD.at3.do you play basketball with your classmates,David?-Twice a week.A.How oftenB.How longC.How soonD.How far4.Our parents help and support us a lot,we sho
3、uld be thankful to them.A.butB.orC.soD.because5.you lend me your dictionary,Laura?-Sorry,I cant.I have just lent it to Eric.A.CouldB.ShouldC.MustD.Need6.We should keep in mind that nothing isthan safety.A.importantB.more importantC.most importantD.the most important7.-Nick,take out the trash,please.
4、-Wait a minute,Mom.Ian e-mail to Mr.Smith now.A.writeB.am writingC.wroteD.will write8.The supermarketat 8:30 a.m.and closes at 8:30 p.m.every day.A.is openingB.openedC.opensD.will open9.All of usgreat progress since we started junior high school.A.makeB.madeC.have madeD.will make10.The kidsan online
5、 lesson when their parents arrived home yesterday.A.tookB.takeC.are takingD.were taking九年级（英语）第1页（共8页)OWhy Do Top Athletes Choke Under Pressure?According to classic economic theory,the higher the reward,the better the expected performance.As a result,we could expect the best performance at the most
6、important moments.But why do we sooften see the most talented and experienced athletes perform much worse than expected in importantcompetitions like the Olympics?Why the Drop in Performance?It is not necessarily true that theres a direct relationship between incentives(and achievement.Research has
7、shown that increased motivation(heyonda certain level harms an athletes performance.We call thisStrongphenomenon choking under pressure.Greater incentives maylead to higher levels of arousal()The relationship betweenperformance and arousal looks like an inverted U shape(倒U形)，Weakmeaning that perform
8、ance is the best at certain levels of arousalLowArousalHighand drops with over-arousal.The desire to perform as well as possible is thought to create performance pressure.Many studieshave shown increased pressure has a bad effect on athletesperformance in skill-based games.Whenpeople overthink or co
9、nsciously monitor each step,the drop in performance happens.28Beyond the pressure coming from the important competitions,another thing that may add pressureis the level of expectations.An experiment suggested high audience expectations harm performance in askill-based task.For example,one of the mos
10、t famous biathletes in history,Martin Fourcade,said it wasvery emotional for him to compete in his home country and also much harder than competing abroadbecause of greater expectations.We tested this home disadvantage by using data from biathlon(冬季两项)competitions over 17years.We have found the most
11、 titled athletes miss a lot more shots when competing in their homecountry compared to when they compete abroad.The most reasonable explanation likely relates to thelevel of expectations from the homeland.How to Deal with It?There are several ways to reduce stress,such as a countdown or taking a dee
12、p breath before thetask.But the base for any solution is to realize that stress affects performance.Choking under pressurecan happen to the best athletes and its not a shame to admit it.The more athletes know about the effectpressure can have on them,the more likely they are to succeed at the highes
13、t level.27.What can we learn from choking under pressure?A.The higher the reward,the better the expected performanceB.Better achievement in games results from a drop in pressure.C.Arousal beyond a certain level harms an athletes performance.D.Athletesperformance in games has something to do with their training.九年级（英语）第5页（共8页）
