raw and unstable form. 40 Adults between the ages of 18 and 64 get between 7 and 9 hours of sleep per day.Teenagers may need slightly more,and people over the age of 65 may need a little less. A.Avoid staying up late at weekends. B.Rest quietly for five to ten minutes. C.Sleep is important for forming stable memories. D.It is said that new memories can be hard to keep. E.They might even play a video game or watch television. F.In addition to wakeful rest,sleep is also important for learning. G.Here are two no-cost ways that can help you improve your learning.

【答案与解析】 本文主要介绍非营利组织EcoAthletes及其成员为改善气侯 环境所做的努力。 32.C根据第1段最后一句可知，该组织由多个国家的专业运动 员构成。 33.D 根据第3段第2句以及下文介绍的运动员的努力可知，该 组织创立的目的是教育和激励运动员做与气候相关行动的引 领者。 34.A根据第5段第2句可知，在地球日这天，Alena Olsen用 种特殊的方式倡导人们多参与植树活动。 35.D 本文主要讲述非营利组织EcoAthletes的成员，即一些专 业运动员为应对气候变化而做出的努力。

32.What does the text say about EcoAthletes? A.It is based on athletes'achievements. B.It is funded by the local government. C.It is made up of professional athletes. D.It is a national non-profit organization. 33.What is the purpose of EcoAthletes? A.To improve athletes'playing conditions. B.To bring athletes around the world together. C.To combine sports and personal sustainability. D.To educate and inspire athletes to lead climate action. 34.What did Alena Olsen do on Earth Day? A.She advocated planting more trees. B.She developed an app about climate.

5.请简要概括材料二论及的《史通》的文章观，并根据这些文章观 评价《史记》。(6分) 答：

答案C 解题分析C举例阐述史书选用语言的问题，不能支撑材料一 中的观点。A能支撑《史通》重视“实录直书”的观点。B能支撑《史 通》重视“激扬名教”的观点。D能支撑《史通》体现出对历史及史 书的批判精神的观点。

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Napheesa Collier is now a forward for the Minnesota Lynx as well as an EcoAthletes Champion.EcoAthletes is a nonprofit launched just over a year ago.In its first year,34 current and re- tired professional athletes have joined the team,from a wide range of sports and countries. Over the course of his career,Lewis Blaustein has had the opportunity to work with and interview a wide range of athletes and climate experts,gaining a unique perspective on the issue. "Some obstacles can explain why athletes wouldn't engage on cli mate,"he says."For example,when it comes to climate,ath letes worry about communicating the science poorly. To overcome these challenges,Lewis Blaustein founded

28.What can we know about floating-point representation? A.It's widely used by digital devices. B.It causes calculating errors frequently. C.It pulses thousands of times a second. D.It makes characters readable for humans. 29.In which process does a stopwatch rounding error usually happen? A.When recording the oscillations of a quartz crystal. B.When counting the times of oscillations of a quartz crys- tal, C.When transforming the final count into a floating-point representation. D.When displaying the floating-point representation number

第二节（共15小题；每小题1.5分，满分22.5分） 听下面5段对话或独白。每段对话或独白后有几个小题，从题 中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位 置。听每段对话或独白前，你将有时间阅读各个小题，每小题5秒 钟；听完后，各小题将给出5秒钟的作答时间。每段对话或独白读 两遍。 听第6段材料，回答第6、7题。 6.What does the boy decide to do after school? A.Visit the girl's house. B.Listen to some songs. C.Attend a birthday party. 7.What is the video about? A.A comedy.

B.They cooked fresh dishes for Rina's mother. C.They prepared tempura broccoli in Rina's kitchen. D.They went straight to see Rina's mother in hospital. 27.What can we learn from the last paragraph? A.Chu was given an award for his deed. B.Rina's mother didn't recognize Chu at first. C.The Joneses had a dinner with Chu and his team. D.Chu refused the payment and went back with his team.