Unit 2分层作业2026-2027学年北师大版八年级英语上册

2026-10-14
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八年级英语上册分层作业 北师大版(2026—2027 学年上学期)Unit 2 Safety 一、作品基础信息 学科 英语 年级 八年级(上册) 教材版本 北京师范大学出版社《英语》八年级上册(2024 年审定,2026 年秋季新教材) 单元主题 Unit 2 Safety(安全 ān quán) 单元板块 Topic Talk、Lesson 1 Stay Safe、Lesson 2 After the Thunderstorm、Lesson 3 Better Safe Than Sorry: Safe Surfing(安全上网 ān quán shàng wǎng)、Writing Workshop、Speaking Workshop 等 课型 单元整体作业(听、说、读、写综合) 课时 1 课时(45 分钟) 作业类型 分层作业(A 基础巩固层·必做/B 能力提升层·必做/C 素养拓展层·选做) 适用对象 八年级学生(可按学情分层使用) 建议用时 A 层约 12 分钟,B 层约 10 分钟,C 层约 8 分钟,合计约 30 分钟 分值设置 A 层 40 分,B 层 40 分,C 层 20 分;满分 100 分(C 层为选做) 设计依据 《义务教育英语课程标准(2022 年版)》 设计者/审核 ________/________ 二、设计背景与意图 (一)课标依据 本作业依据《义务教育英语课程标准(2022 年版)》编写。课标以“主题、语篇、语言知识、文化知识、语言技能、学习策略”六要素整合课程内容,倡导以主题为引领、以语篇为依托、以活动为途径的英语学习活动观,强调“教—学—评”一体化,并要求作业设计“兼顾个体差异,把握好作业的内容、难度和数量”。本作业围绕“人与社会”主题范畴下“公共安全、自我保护与规则意识”的子主题展开,着力发展学生的语言能力、文化意识、思维品质和学习能力四大核心素养,引导学生在真实的语言运用中学习安全知识、增强安全意识、养成遵守规则的良好习惯。 (二)教材分析 本作业对应北师大版八年级上册(2026 年秋季新教材)Unit 2 “Safety(安全)”。本单元依次设 Topic Talk、Lesson 1 Stay Safe、Lesson 2 After the Thunderstorm、Lesson 3 Better Safe Than Sorry: Safe Surfing 及 Writing Workshop、Speaking Workshop 等板块,围绕“安全”这一主题,谈论紧急情况与应急物品、居家与校园安全规则、雷雨天气的安全防护、网络安全等内容。单元核心语言为安全主题词汇(safety、earthquake、flood、thunderstorm、lightning、scared、hide、corridor、push、charge、instruction、headphones、cycle、belongings、electricity、wisely、wallet、path、password、private、virus、cheat、website、protect、dangerous 等)与重点短语(life jacket、first aid、follow the instructions、keep away from danger、cut off the electricity、stay indoors、think twice、personal information、stay safe online 等);单元语法聚焦情态动词 must / mustn't、have to / don't have to、should / shouldn't 以及不定代词(some- / any- / no- / every- 与 thing / one / body 的组合)。三篇课文分别引导学生认识日常安全规则、学会在自然灾害中自我保护、掌握安全上网的方法。本作业为单元整体作业,覆盖三个课时所学语言。 (三)学情分析 八年级学生已有一定的英语基础,能用简单的英语描述日常现象,对“安全”这一贴近生活的话题有较多的生活经验和表达欲望。但他们的安全类词汇储备相对薄弱,能说出 rain、fire,却难以准确表达“断电”“洪水”“个人信息”等概念;对情态动词的用法把握不准,容易混淆 mustn't(禁止)与 don't have to(不必),对不定代词作主语时谓语用单数、形容词后置等规则也常出错。此外,部分学生对“雷雨过后仍要警惕”“网络并非绝对安全”等认识不足。因此,本作业在夯实语言基础的同时,注重创设真实情境,引导学生在语境中运用语言、提升安全意识。 (四)设计意图与分层说明 作业以“安全教育周,安全伴我行”为情境主线,按“基础—提升—拓展”三个层级设计。A 层(基础巩固,必做)以单词拼写、词组互译、单项选择、词形变化为主,面向全体学生,落实本单元核心词汇、短语及情态动词、不定代词的基本用法;B 层(能力提升,必做)以句型转换、完成句子、补全对话、阅读理解、短文填空为主,引导学生在语境与语篇中综合运用语言、发展思维;C 层(素养拓展,选做)以书面表达和跨学科实践(英语+数学)为主,供学有余力的学生选择,促进综合语言运用能力与数据意识的提升。分层遵循“双减”背景下“控量提质、因材施教”的要求,让不同水平的学生都能获得成就感。 说明:A 层(★)面向全体学生,必做,保底达标;B 层(★★)面向中等及以上学生,必做,侧重迁移运用;C 层(★★★)面向学有余力的学生,选做,鼓励创新实践。分层不贴标签,学生可根据自身实际自主选择,教师可依据表现动态调整。 三、作业目标 目标维度 具体目标 语言能力 能认读、拼写本单元核心词汇(safety、earthquake、flood、thunderstorm、lightning、scared、hide、corridor、push、charge、instruction、headphones、cycle、belongings、electricity、wisely、wallet、path、password、private、virus、cheat、website、protect、dangerous 等)与重点短语(life jacket、first aid、follow the instructions、keep away from danger、cut off the electricity、stay indoors、think twice、personal information 等);能正确运用情态动词 must / mustn't、have to / don't have to、should / shouldn't 及不定代词谈论安全话题。 文化意识 了解中外在自然灾害应对中的共同原则与不同做法,理解“安全第一”的重要性,增强自我保护意识与规则意识,树立敬畏自然、科学避险的态度。 思维品质 能梳理、归纳安全规则,能对不同场景中的行为作出安全与否的判断并说明理由,发展分类、比较与批判性思维。 学习能力 能在分层作业中选择适合自己的任务,主动积累安全主题词汇,学会借助语境、构词法(如 -ous、-ly)学习新词,并能在学习过程中反思与调整策略。 四、作业内容与目标对应表 层级 题号 作业内容(任务描述) 对应目标 主要题型 用时 难度 A 基础 一 单词拼写:根据首字母或汉语提示写单词 语言能力 单词拼写 3′ ★ A 基础 二 词组互译:英汉短语互译 语言能力 词组互译 3′ ★ A 基础 三 单项选择:情态动词与不定代词辨析 语言能力 单项选择 3′ ★★ A 基础 四 词形变化:用所给单词的适当形式填空 语言能力 语法填空 3′ ★★ B 提升 五 句型转换:否定句、一般疑问句与划线提问 语言能力 句型转换 2′ ★★ B 提升 六 根据汉语提示完成句子 语言能力 完成句子 2′ ★★ B 提升 七 补全对话:安全教育情境对话 语言能力·思维品质 补全对话 1′ ★★ B 提升 八 阅读理解:日常安全常识语篇,把握细节与主旨 思维品质·文化意识 阅读理解 3′ ★★★ B 提升 九 短文填空:安全上网语篇首字母填空 语言能力 短文填空 2′ ★★★ C 拓展 十 书面表达:以 Safety Comes First 为题写短文 语言能力·思维品质 书面表达 4′ ★★★★ C 拓展 十一 跨学科实践:调查安全隐患并计算百分比 学习能力·文化意识 综合探究 4′ ★★★★ 五、作业评价 (一)评价方式 采用“学生自评 + 同伴互评 + 教师评价”相结合的方式。A、B 两层由教师批阅,给出等级评价并统计得分率;C 层可采用小组展示、同伴互评的方式评价。评价既关注语言运用的准确性,也关注安全意识、思维品质与规则意识的提升。 (二)评价标准 等级 得分率 等级描述 A 优秀 ≥ 85% 词汇拼写全对,情态动词与不定代词运用准确,能准确获取语篇信息并作出安全判断,表达有创意,书写规范。 B 良好 70% — 84% 词汇拼写基本正确,能正确运用本单元重点短语与情态动词,阅读理解基本准确,个别细节有误。 C 合格 60% — 69% 在提示下能完成大部分题目,词形变化与不定代词有个别错误,语句基本通顺。 D 待提高 < 60% 词汇和句式需加强,建议复习本单元重点词汇、情态动词与不定代词的用法后重做错题。 得分率可按下面的公式计算: (三)分层达标要求 1. 全体学生完成 A 层,力争全部正确; 2. 中等及以上学生完成 A、B 两层,B 层正确率不低于 70%; 3. 学有余力的学生挑战 C 层,做到观点明确、语言基本准确、有个人思考。 (四)学生自我反思(在符合情况的方框内画“√”) □ 我认真完成了 A 层全部题目 □ 我还完成了 B 层题目 □ 我挑战了 C 层题目 □ 本次作业中我还需要复习或请教老师的内容:______________ 六、试题详情 说明:A、B 两层为必做,C 层为选做。请在答题处规范书写,注意大小写和标点。 A 层·基础巩固(必做) 一、根据首字母或汉语提示,写出正确的单词。(每小题 1 分,共 10 分) 1. My father buys a new m______ phone for me.(移动的) 2. A strong e______ happened in that city last week.(地震) 3. The heavy rain caused a big f______ in the village.(洪水) 4. Don't run or push in the c______ at school.(走廊) 5. Please follow the teacher's i______ carefully.(指示) 6. You mustn't touch the socket with w______ hands.(湿的) 7. My mobile phone is dead. I need to c______ it.(充电) 8. Electricity can be dangerous, so we must use it w______.(明智地) 9. Never tell others your p______ information online.(私人的) 10. A hacker may steal your money with a v______.(病毒) 二、词组互译。(每小题 1 分,共 10 分) 1. 急救 ________________ 2. 救生衣 ________________ 3. 遵守规则 ________________ 4. 远离危险 ________________ 5. 切断电源 ________________ 6. 注意;留意 ________________ 7. 个人信息 ________________ 8. 再三考虑 ________________ 9. in case of danger ________________ 10. stay indoors ________________ 三、单项选择。(每小题 1 分,共 10 分) 1. You ______ play with fire. It's very dangerous. A. mustn't  B. needn't  C. don't have to  D. may 2. — Must I finish my homework now? — No, you ______. You can do it after dinner. A. mustn't  B. don't have to  C. can't  D. shouldn't 3. It's raining hard outside, so we ______ stay at home. A. can  B. may  C. have to  D. need 4. You ______ be careful when you cross the road. A. must  B. mustn't  C. needn't  D. don't have to 5. — Is ______ ready for the trip? — Not yet. I still need to pack my bag. A. something  B. anything  C. everything  D. nothing 6. ______ can stop him from helping others. He is always ready to help. A. Something  B. Anything  C. Nothing  D. Everything 7. — Is there ______ in the classroom? — No, everyone has gone home. A. somebody  B. anybody  C. nobody  D. everybody 8. If you meet something bad online, you should tell your parents ______ your teachers. A. and  B. or  C. but  D. so 9. The floor is ______ after the rain. Be careful not to fall. A. dry  B. wet  C. safe  D. clean 10. — Could you tell me how to use the Internet ______? — Sure. Never give your password to others. A. safe  B. safely  C. safety  D. save 四、用括号内所给单词的适当形式填空。(每小题 1 分,共 10 分) 1. Safety is the most important thing. We should stay ______ (safety). 2. The little girl was very ______ (scare) of the thunder. 3. Please read the ______ (instruct) before you use the machine. 4. It's ______ (danger) to swim in the river alone. 5. My brother ______ (realise) his mistake at last. 6. We must use electricity ______ (wise). 7. Tom ______ (send) me a message an hour ago. 8. Keep your ______ (person) information safe online. 9. The wet floor is much ______ (dry) now after the strong wind. 10. We should learn to protect ______ (we) from danger. B 层·能力提升(必做) 五、按要求完成句子,每空一词。(每小题 1 分,共 8 分) 1. You must finish your homework now.(改为否定句) You ______ ______ your homework now. 2. She has to look after her little sister.(改为一般疑问句) ______ she ______ to look after her little sister? 3. We should keep away from danger.(改为否定句) We ______ ______ away from danger. 4. He had to walk home yesterday.(改为否定句) He ______ ______ to walk home yesterday. 5. The students must follow the school rules.(改为一般疑问句) ______ the students ______ the school rules? 6. There is something wrong with my bike.(改为否定句) There ______ ______ wrong with my bike. 7. Everything is ready for the party.(改为一般疑问句) ______ everything ready for the party? 8. The accident happened in the street.(对划线部分 in the street 提问) ______ ______ the accident ______? 六、根据汉语提示完成句子,每空一词。(每小题 1 分,共 8 分) 1. 我们绝不能玩火。 We ______ ______ with fire. 2. 你不必现在就走。 You ______ ______ ______ go now. 3. 在教室里我们应该保持安静。 We ______ ______ quiet in the classroom. 4. 遇到危险时,请立刻给父母打电话。 ______ ______ ______ danger, please call your parents at once. 5. 他不得不早起,因为他家离学校很远。 He ______ ______ get up early because his home is far from school. 6. 点击链接之前,你最好再三考虑。 You'd better ______ ______ before you click the link. 7. 保护个人信息是很重要的。 It's important to ______ your ______ information. 8. 昨天他给我发了一条短信。 He ______ me a ______ yesterday. 七、补全对话。(每小题 1 分,共 6 分) 从方框中选择恰当的句子补全对话,其中有一项是多余的。 A. What's the matter?  B. Have you looked for it?  C. Don't worry.  D. Yes, you're right.  E. You should be more careful next time.  F. You're welcome.  G. How much money did you lose? A: Hi, Ben. You look worried. 1. ______ B: I lost my wallet on my way home. A: I'm sorry to hear that. 2. ______ B: Yes, I've looked for it everywhere, but I can't find it. A: 3. ______ You'd better tell your parents about it first. B: 4. ______ But I'm afraid they will be angry with me. A: If you are honest, they won't be angry. 5. ______ B: OK. I'll do that. Thank you. A: 6. ______ 八、阅读理解。(每小题 2 分,共 10 分) Stay Safe in Daily Life Safety is important in our daily life. Here are some tips to help you stay safe. At home, be careful with electricity. Don't touch the sockets (插座) with wet hands. When you finish using a charger, cut off the electricity. Never play with fire, because it may cause a big fire. At school, follow the teachers' instructions. Don't run or push others in the corridors. When you go up and down the stairs, keep to the right. When you are outside, remember the traffic rules. You mustn't cross the road when the light is red. If you ride a bike, wear a helmet (头盔) and don't use your mobile phone. Everyone should learn these rules. Safety comes first. If we keep them in mind, we can keep away from danger. 1. What mustn't you do with wet hands at home? A. Touch the sockets.  B. Use a charger.  C. Play with fire.  D. Cook meals. 2. What does the writer ask you to do at school? A. Run in the corridors.  B. Follow the teachers' instructions. C. Push others in the hall.  D. Keep to the left on the stairs. 3. What must you wear when you ride a bike? A. A hat.  B. A helmet.  C. A jacket.  D. A life jacket. 4. What can we learn from the passage? A. We can touch sockets with wet hands.  B. Fire is not dangerous at all. C. Safety rules are important.  D. We can use a phone on a bike. 5. What is the passage mainly about? A. How to do well at school.  B. How to stay safe in daily life. C. How to make friends online.  D. How to use the Internet wisely. 九、根据首字母提示补全短文,使短文完整、通顺。(每小题 1 分,共 8 分) Now more and more people use the Internet. It is very 1. u______ to us. We can get a lot of 2. i______ online. But it can also be 3. d______, so we must use it 4. w______. First, don't tell your 5. p______ information to anyone you don't know. Second, make a safe 6. p______. Don't use simple numbers like “1234”. Third, never 7. m______ a stranger from the Internet alone. If you meet something bad, you should 8. a______ your parents or teachers for help. C 层·素养拓展(选做) 十、书面表达。(共 10 分) 上周你校开展了“安全教育周”活动。请你根据以下提示,以 “Safety Comes First” 为题,用英语写一篇短文,介绍日常生活中的安全常识,并谈谈自己的感受。 提示: 1. 在家:注意用电安全,不玩火; 2. 在校:遵守校规,不在走廊追逐打闹; 3. 上网:保护个人信息,不轻信陌生人。 要求:1. 词数 80 左右;2. 至少使用两处情态动词(must / mustn't / should / shouldn't);3. 内容完整,语句通顺,可适当发挥;4. 文中不得出现真实姓名和校名。 __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ 十一、跨学科实践任务(英语 + 数学,共 10 分) 任务一:你班共有 40 名同学。请你调查“上学、放学途中你最担心的安全问题”,完成下面的统计表。 安全隐患(hidden dangers) 人数(Number) 百分比(Percentage) 交通(traffic) 14 食品(food) 8 用电(electricity) 6 网络(Internet) 12 合计(Total) 40 百分比计算公式: 任务二:根据统计表回答问题。 1. How many students worry most about Internet safety? __________________________________________________________________ 2. What percentage of the students worry most about traffic safety? (Please write down the formula.) __________________________________________________________________ 3. 请用英语写 2—3 句话描述调查结果,并提出一条安全建议。 __________________________________________________________________ __________________________________________________________________ 七、答案与解析 A 层·基础巩固 一、单词拼写 1. mobile 2. earthquake 3. flood 4. corridors 5. instructions 6. wet 7. charge 8. wisely 9. personal 10. virus 【解析】1 题“移动的”为 mobile,mobile phone 意为“手机”。2 题 earthquake 意为“地震”。3 题 flood 意为“洪水”,a big flood 意为“一场大洪水”。4 题 corridor 意为“走廊”,指多处走廊,用复数 corridors。5 题 instruction 常用复数 instructions,意为“指示、说明”。6 题 wet 意为“湿的”,with wet hands 意为“用湿手”。7 题 charge 意为“充电”,need to do sth. 意为“需要做某事”。8 题 wisely 为副词,修饰动词 use,意为“明智地”。9 题 personal 为形容词,修饰 information,personal information 意为“个人信息”。10 题 virus 意为“病毒”,a virus 意为“一种病毒”。 二、词组互译 1. first aid 2. life jacket 3. follow the rules 4. keep away from danger 5. cut off the electricity 6. pay attention to 7. personal information 8. think twice 9. 遇到危险时 10. 待在室内 【解析】1 题 first aid 意为“急救”,为不可数名词短语。2 题 life jacket 意为“救生衣”。3 题 follow the rules 意为“遵守规则”。4 题 keep away from danger 意为“远离危险”,danger 为不可数名词。5 题 cut off the electricity 意为“切断电源”。6 题 pay attention to 意为“注意”,to 为介词,后接名词或动名词。7 题 personal information 意为“个人信息”。8 题 think twice 意为“再三考虑”。9 题 in case of 意为“如果、万一”,in case of danger 意为“遇到危险时”。10 题 stay indoors 意为“待在室内”。 三、单项选择 1. A 2. B 3. C 4. A 5. C 6. C 7. B 8. B 9. B 10. B 【解析】1. 玩火被严格禁止,用 mustn't(禁止)表示,故选 A。2. must 引导的一般疑问句,其否定回答用 don't have to / needn't(不必),故选 B。3. “外面雨下得很大”是客观原因,客观上“不得不”待在家里,用 have to,故选 C。4. 过马路“必须”小心,表示主观上的必要,用 must,故选 A。5. 表示“一切都准备好了吗”,用 everything,作主语时谓语用单数,故选 C。6. 由后句“他总是乐于助人”可知“没有什么能阻止他帮助别人”,用 nothing,故选 C。7. 疑问句中表示“有人吗”,用 anybody,故选 B。8. 表示“告诉父母或者老师”,用连词 or,故选 B。9. 由“下雨后”和“当心别摔倒”可知地面是湿的,用 wet,故选 B。10. 修饰动词 use 应用副词,safely 意为“安全地”,故选 B。 四、词形变化 1. safe 2. scared 3. instructions 4. dangerous 5. realised 6. wisely 7. sent 8. personal 9. drier 10. ourselves 【解析】1 题 stay 后接形容词作表语,safety 的形容词形式为 safe,意为“安全的”。2 题 be scared of 意为“害怕……”,用形容词 scared 修饰人。3 题 instruction 表示“说明、指示”时常用复数 instructions。4 题 It's + adj. + to do sth. 结构中用形容词 dangerous,意为“危险的”。5 题 at last 表明句子用一般过去时,realise 的过去式为 realised。6 题 修饰动词 use 用副词 wisely,意为“明智地”。7 题 an hour ago 表明用一般过去时,send 的过去式为 sent。8 题 修饰名词 information 用形容词 personal。9 题 much 后接比较级,dry 的比较级为 drier。10 题 主语为 we,用反身代词 ourselves,意为“我们自己”。 B 层·能力提升 五、句型转换 1. mustn't finish 2. Does; have 3. shouldn't keep 4. didn't have 5. Must; follow 6. isn't anything 7. Is 8. Where did; happen 【解析】1 题改为否定句,在 must 后加 not(缩写为 mustn't),其后动词用原形,故填 mustn't finish。2 题 has to 的一般疑问句需借助助动词 Does,其后 have 用原形,故填 Does; have。3 题改为否定句,在 should 后加 not(缩写为 shouldn't),故填 shouldn't keep。4 题 had to 的否定句借助助动词 didn't,其后 have 用原形,故填 didn't have。5 题改为一般疑问句,把情态动词 must 提到主语前,故填 Must; follow。6 题 something 用于肯定句,改为否定句时要用 anything,且谓语用否定形式,故填 isn't anything。7 题 everything 作主语时谓语用单数,改为一般疑问句把 is 提前,故填 Is。8 题对地点状语提问用疑问词 where,一般过去时的疑问句借助助动词 did,其后动词用原形,故填 Where did; happen。 六、完成句子 1. mustn't play 2. don't have to 3. should keep 4. In case of 5. has to 6. think twice 7. protect; personal 8. sent; text 【解析】1 题“绝不能”表示禁止,用 mustn't,其后接动词原形 play。2 题“不必”用 don't have to,其后接动词原形 go,故填 don't have to。3 题“应该保持安静”用 should keep(quiet),should 后接动词原形。4 题“遇到危险时”为 in case of danger,注意首字母大写,故填 In case of。5 题主语为 he,客观上“不得不”用 has to。6 题“再三考虑”为 think twice,had better 后接动词原形。7 题“保护”为 protect,“个人信息”为 personal information,故填 protect; personal。8 题 yesterday 表明用一般过去时,“发短信”可表达为 send sb. a text 或 send sb. a text message,故填 sent; text。 七、补全对话 1. A 2. B 3. C 4. D 5. E 6. F 【解析】1 题下文回答“我在回家路上丢了钱包”,上文应先问“怎么了”,选 A。2 题下文答语“我到处都找过了”是对“你找过了吗”的回答,选 B。3 题下文为“你最好先告诉父母”,上文应先安慰“别担心”,选 C。4 题上文提出建议“先告诉父母”,答语表示同意“你说得对”,选 D。5 题上文是“如果你诚实,他们不会生气”,接着提醒“下次要更小心”,选 E。6 题上文为“谢谢你”,应回答“不客气”,选 F。G 项“你丢了多少钱”与语境不符,为多余项。 八、阅读理解 1. A 2. B 3. B 4. C 5. B 【解析】1. 由第二段“Don't touch the sockets with wet hands”可知湿手不能触碰插座,选 A。2. 由第三段“At school, follow the teachers' instructions”可知在学校要听从老师的指示,选 B。3. 由第四段“If you ride a bike, wear a helmet”可知骑车要戴头盔,选 B。4. 全文介绍居家的用电安全、校园规则与交通安全,并强调安全规则的重要性,故选 C(A、B、D 均与文意相反或无关)。5. 文章首段点明主题“Here are some tips to help you stay safe”,通篇介绍日常生活中的安全常识,选 B。 九、短文填空 1. useful 2. information 3. dangerous 4. wisely 5. personal 6. password 7. meet 8. ask 【解析】1 题 be useful to sb. 意为“对某人有用”,故用形容词 useful。2 题 information 为不可数名词,意为“信息”。3 题 be dangerous 意为“危险的”,与上文“有用的”形成转折。4 题 修饰动词 use 用副词 wisely。5 题 personal information 意为“个人信息”。6 题 由后文“不要用 1234 这样的简单数字”可知此处指“密码”,用 password。7 题 never 后接动词原形 meet,“在网上认识陌生人”用 meet a stranger。8 题 should 后接动词原形 ask,ask sb. for help 意为“向某人求助”。 C 层·素养拓展 十、书面表达 参考范文: Safety Comes First Safety is very important in our daily life. At home, we must be careful with electricity and we mustn't play with fire. At school, we should follow the school rules and we mustn't run or push others in the corridors. When we go online, we should protect our personal information and never believe strangers easily. In my opinion, everyone should learn some safety rules. If we keep them in mind, we can keep away from danger. Remember: safety comes first! 【评分说明】①内容完整、覆盖三个要点(4 分);②至少正确使用两处情态动词(3 分);③语言准确、语句通顺(2 分);④书写规范、有个人观点(1 分)。 十一、跨学科实践任务 任务一参考答案(统计表百分比,按顺序): traffic: 35%  food: 20%  electricity: 15%  Internet: 30%  Total: 100%(40 人) 任务二参考答案: 1. Twelve students worry most about Internet safety. 2. 14 ÷ 40 × 100% = 35%. So 35% of the students worry most about traffic safety. 3. 示例:In our class, 14 students worry most about traffic safety. It is the biggest problem. I think we should follow the traffic rules and be careful on the road. (答案不唯一,言之有理、语句通顺即可) 【评分说明】①完成调查统计表(3 分);②正确计算百分比并写出算式,第(1)(2)问各 2 分(4 分);③用英语写出 2—3 句结论并提出建议,语言基本准确(3 分)。 第 页 学科网(北京)股份有限公司 $

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Unit 2分层作业2026-2027学年北师大版八年级英语上册
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Unit 2分层作业2026-2027学年北师大版八年级英语上册
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Unit 2分层作业2026-2027学年北师大版八年级英语上册
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