三、解答题（共13小题，计81分，解答要写出过程）14.（本题满分·5分）计算：s-2/+(m-1)-2sin60o+(-)15．（本题满分5分）先化简，再求值：（x-2)²-(2x+3)(2x-3)+3x(x+2)，其中x=16.（本题满分5分）[x-4(x-1)>1解不等式组：317.（本题满分5分）如图，点A为直线I外一点，利用尺规作OO，使OO经过点A且与直线I相切于点B.·AB18．（本题满分5分)如图，在四边形ABCD中，AC，BD是对角线，△ABC是等边三角形．线段CD绕点C顺时针旋转60°得到线段CE，连接AE．求证：AE=BDD

必刷题考共18分则演算步骤18.（17分）已知函数f(x）=log2则a（a≠-1）是奇函数x+11(1)求不等式 f(x)>1 的解集.log2β］？若存在，求出m的取值范围；若不存在，说明理由.#D.弥#医鞋，13.把#变目#9.（17分）(1集全#5(214.请定义“下凸函数”f（x)在区间I上，对任意x，x，…,x，∈I,均有f(f（x)（四），当且仅当x=x2=··=x，时，等号成立.若函数f（x）在区间I上存在二阶可导函数，则f(x)为区间I 上的“下凸函数"的充要条件是f"(x)≥0(f"(x)为f'(x)的导函数).(1)若f(x)=ae²一x²是[0,2]上的“下凸函数”,求a的取值范围。(2)①证明：函数g（x）=-cosx在[0，]上为“下凸函数”.x,）的最小值（用n的代数式表示）.囊15.6【高三数学第4页（共4页）】

29.Whichgroupdrinks themost alcohol now?A. TeenagersB. People in their 60sC. Retired peopleD. Middle-aged women30. Why do middle-aged people spend so much on alcohol?A. They have more free time after retirement.B. They use alcohol to cope with health issuesC. They want to catch up with younger generations31. What's the best title for this passage?A. British People's Changing Habits on Health B. The Obesity Problem in European countriesC. Young vs Old on Their Health ChoicesD. How Aging and Mobility Affects Our HealthDHarry, an 11-year-old at Stanway School in England, locked his smartphone in a glass box for threestudents' happiness.Led by scientist Professor Lisa Henderson, the study made a series of researches onmood, brain activity, and cognitive (i认知的) performance while recording the confusion of modern childhood.The findings were unusual. According to Of.com, 97% of children own a phone by age 12, yet theLiana started using her mother's phone at age 4, and Ryley spent up to 10 hours daily on his phone duringsummer. Teachers reported a 24 students? increasing in anxiety cases, with Principal John Player highlightingthe problem: "One in five students click faster than pens write."The experiment also demanded parents to face their own habits. Documentary host Emma Willis joinedthe phone ban (禁令), with Emma admitting, "Our kids' phones decide their lives, but we must protect them."Without phones, students reconnected in real life. Girls chatted face-to-face, boys played football, and Theopicked up a book after four months of ban. Maddie enjoyed biking, while Scarlett, 13, noticed "greater focusand sociability." The results showed students slept an extra hour nightly, anxiety reduced, and socialrelationships improved.Parents expressed regret, saying they "gave phones too early." Isaac, 12, wondered, "Do I really needthis anymore?" Emma struggled to adapt the discomfort, while Matt rediscovered his guitar. Dr. RanganChatterjee emphasized: "Better sleep could benefit youth mental health."As students reclaimed their phones, the experiment left a lasting influence. Though most returned totheir phones, early data suggested a powerful message: phone ban might rebuild balance in a screen and realworld. 32. What is the main purpose of the first paragraph?A. To emphasize the harm of smartphones. B. To explain the necessity of glass boxes33. What does Principal John Player mean?A. One-fifth of the students can balance smartphone use and studying.B. One-fifth of the students need medical help for overuse of smartphones.C. One-fifth of the students think smartphones are more attractive than studyingD. One-fifth of the students focus on studying because they don't use their phones高一英语学科试题第5页（共8页）

第38期 A1版Keys:(One possible version)封面故事1. He has spent 10 years learning Chinese kung fu.2. He first learned about Chinese kung fu from Chinese action movies.3. It's mainly about Mohammad Ullah's opinion about Chinese kung fu.第 38 期 A2 版 Keys:(One possible version 客观题除外)基础巩固1. sunglasses 2. prefer 3. guest4. certain 5. passportI1.6. make a list of7. stay in touch with 8. depends on 9. at the end of 10. lasted forII.11. Don't play12. How many13. The weight of14. How long15. to wearIV. 16-20 ABCCDV. 21-25 FBDCA话题拓展阅读1. 1-5 CBADB6-10 AACDBII. 1-3 ACB第38期A3版Keys:Passage 1:1-5 DCACCPassage 2:1-5 CABDD6-10 ABCBB11-15 DCCAB第38期A4版 Keys:（One possible version）Step 2般将来时Step 41. use Guilin's beautiful mountains and rivers to teach you English words2. to feel the beauty of nature3. This trip will help you improve your English and learn about Guilin's cultureStep 5【基础版范文】This summer, you can join an exciting language camp in Hefei, China! From July to August, you'llspend 2-4 weeks learning Chinese while experiencing the real Chinese culture.

1、河北省2024-2025学年第一学期七年级教学质量检测二历史答案1、吉林省2024-2025学年名校调研系列卷·九年级期中测试（J）政治答案1、吉林省2024-2025学年名校调研系列·七年级（上）期中质量评估测试卷B地理试题

壁指某种电物质的列有关后B.此人的指端接到任何人的皮肤上都可以长出新的皮肤C.该过程中，腹部皮肤细胞转变为干细胞以促进指端再生D.该事件说明人体皮肤细胞的全能性已被激活，能发育成完整器官15.细胞自噬需要溶酶体的参与，溶酶体依据形成过程可分为初级溶酶体、次级溶酶体以及残体。初级溶酶体是刚从其他细胞器上脱离下来的小囊泡，次级溶酶体分为自生性溶酶体（分解内源性物质）和异生性溶酶体（分解外源性物质），它们与人类的疾病和健康都有着密切关系。下列有关叙述正确的是CA.溶酶体只分布于动物细胞，其内含有多种水解酶B.初级溶酶体中的水解酶最初可能在附着的核糖体上合成C.在促凋亡因子的作用下异生性溶酶体可分解自身结构D.营养缺乏的环境中自生性溶酶体可发挥细胞自噬作用16.分光光度法是通过测量物质对特定波长光的吸收程度，进行定性或定量分析的方法。生物兴趣小组利用无水乙醇作为溶剂，将菠菜叶研磨、过滤后，用分光光度法对滤液中各种色素含量进行测定。下列有关叙述正确的是A.研磨时加人碳酸钙的含量不会影响滤液中色素的含量和比例B.过滤时应用单层纱，滤液收集后及时用棉塞将试管口塞严生物学试题第4页（共8页）

1、陕西省2024-2025学年上学期七年级教学质量监测A♡政治答案1、陕西省2024-2025学年上学期七年级教学质量监测A♡地理试题1、明思教育·河北省2024-2025学年度第一学期七年级教学质量检测二地理试题

1、明思教育·河北省2024-2025学年度第一学期七年级教学质量检测二地理答案1、河北省2024-2025学年第一学期九年级教学质量检测二物理试题1、明思教育·2024-2025学年度第一学期教学质量检测二数学答案12、安徽省芜湖市2024-2025学年度第一学期九年级素质教育评估试卷政治答案1、河北省2024-2025学年第一学期九年级教学质量检测二政治试题1、明思教育·2024-2025学年度第一学期教学质量检测二化学答案13、河北省2024-2025学年第一学期七年级教学质量检测二英语试题2025年高考领航卷（六)的名校测评与备考策略T0名校测评)辽宁省实验中学的学生实测，最高分136，最低分84，均分99.89。测试反馈如下：题型总分值最高分最低分均分典型错误分析听力302713.54、金科大联考·2024-2025学年度10月质量检测（25104B）化学试题1、金科大联考·2024-2025学年度10月质量检测（25104B）历史试题1、山西省2025届九年级期中综合评估[2L]历史试题1、三5、思博教育•河北省2025-2026学年第一学期第一次学业质量检测（八年级）英语（A版）答案

1、明思·河北省2025-2026学年第一学期九年级教学质量检测一政治答案1、明思教育·河北省2024-2025学年度第一学期七年级教学质量检测二地理试题1、河北省2024-2025学年第一学期九年级教学质量检测二化学试题

1、明思教育·河北省2024-2025学年度第一学期七年级教学质量检测二英语试题1、河南省2024-2025学年第一学期九年级学情分析二政治答案1、河南省2024-2025学年第一学期七年级学情分析二数学答案1、河南省2、河北省秦皇岛市某校2024-2025学年第一学期期中演练九年级化学试题1、河南省2024-2025学年度第一学期八年级第一次学情分析数学试题1、河南省2024-2025学年度第一学期九年级第一次学情分析物理（沪科版）试题3、吉林省2024-2025学年名校调研系列卷·九年级第三次月考（H）政治试题1、江西省2025届九年级期中第二次月考（短标）数学答案1、吉林省2023~2024(上)高二年级第二次月考(242357D)化学答案1、4、安徽省芜湖市2024-2025学年度第一学期九年级素质教育评估试卷政治答案1、安徽省芜湖市2024-2025学年度第一学期九年级素质教育评估试卷政治答案1、明思教育·2024-2025学年度第一学期教学质量检测二语文答案