内容正文:
Unit 5 First Aid
Period 2 Learning About Language教学设计
教学基本信息
单元名称
选择性必修第二册Unit 3 First Aid
学科
英语
学段
高中
年级
高二第一学期
主要教材
书名:普通高中教科书·英语选择性必修第二册
出版社:人民教育出版社 出版日期:2019年11月
课时安排
2课时(80 min)
课型
语言学习
教学设计理念
本课依据英语新课标四大核心素养,围绕“人与自我—急救与生命安全”主题语境,打破词汇、语法课时壁垒,整合本单元急救主题词汇与动词-ing形式(动名词、现在分词)语法两大板块,践行“词服务于句,句服务于篇,主题语境贯穿课堂全程”的教学理念。依托单元烧伤急救文本原生语句,摒弃孤立碎片化刷题;采用情境化、闯关式梯度任务,实现“词汇输入→语法自主探究→单句操练→语段巩固→真实情境分层输出”完整闭环。以学生为主体,设置分层学习支架,兼顾学困生与学优生,语言操练同时渗透生命安全教育,实现语言知识学习与育人价值融合。
教材分析
【What】
本课时包含两大部分:①词汇板块:本单元急救主题课标词汇(victim, urgent, acid, loose, organ, choke, scream, collapse, justify, practical等),包含英文释义匹配、词形变换、语段填空;②语法板块:动词‑ing形式,区分动名词、现在分词,掌握‑ing作主语、宾语、表语、定语、宾补、状语;掌握‑ing的时态语态(doing /being done;having done /having been done)、否定形式、复合结构。全部例句素材取自Unit5阅读课文《First Aid for Burns》原句。
【Why】
承接前面“Reading and Thinking”烧伤急救阅读课,巩固阅读课所学主题词汇;系统梳理动词-ing全部句法功能,为本单元后续听说、急救说明文写作储备语言句式。学生在急救主题语境下,既夯实语言,又进一步巩固科学急救意识。
【How】
教学路径:情境导入→词汇闯关(释义、语段、词块积累)→课文原句寻宝,语法自主探究→重难点辨析→句型改写→语段语法填空→真实急救情境思辨→分层微写作输出→复盘 + 分层作业;所有练习配备参考答案,任务层层递进,实现读‑词‑语法‑写一体化。
学情分析
1.已知(What I know)
学生已经完成Unit5阅读课,认识部分急救类词汇;初中已经接触过动词‑ing的基础用法,知道doing可以作主语、宾语;但没有系统区分动名词vs现在分词,对‑ing作定语、宾补、状语,以及‑ing时态语态、复合结构掌握薄弱。
2.未知(What I want to know)
①本单元急救词汇的变形、固定搭配,并在语段中灵活运用。
②区分动名词、现在分词不同句法功能。
③判断-ing作状语逻辑主语;‑ing时态、被动、否定、复合结构。
④能在急救主题真实语境中,同时运用单元词汇和‑ing结构完成口头、书面输出。
3.学后达成(What I will learn)
语言:掌握单元急救核心词汇词块;系统掌握动词‑ing各类句法功能,能识别、改写、造句。
思维:通过辨析动名词/现在分词、‑ing各类结构,训练观察、对比、归纳逻辑思维。
文化 /育人:再次强化科学急救观念,拒绝民间错误急救偏方。
学习能力:掌握 “文本找例句→归纳规则→操练→迁移输出” 语法学习策略。
教学目标
语言能力
1.词汇:掌握victim, urgent, acid, loose, organ, choke, scream, collapse, justify, practical, radiation 等急救主题词汇与词块;能完成释义匹配、词形变换、语段填空,在句子、短文中正确运用。
2.语法:能够借助课文原句识别动词‑ing形式;分清动名词与现在分词句法功能;掌握‑ing作主语、宾语、表语、定语、宾补、状语;掌握‑ing时态语态变化、否定形式、复合结构;能够完成单句改写、语段填空。
3.输出:基础层可以借助支架,运用单元词汇和简单‑ing句式描述简单急救场景;提升层可以综合使用多种‑ing结构完成急救主题语段写作。
学习能力
掌握“例句观察→小组归纳语法规则→习题巩固→仿写输出”的语言学习策略;小组合作完成词汇闯关、语法探究,学会利用表格整理碎片化语法知识。
文化意识(育人)
在词汇语法学习过程中,进一步巩固烧伤、化学灼伤等急救知识,树立安全救护意识,敬畏生命。
思维品质
通过区分动名词/现在分词、辨析‑ing作状语逻辑主语,训练对比、归纳、批判性思维;结合急救案例,思辨民间错误急救做法。
教学重难点
教学重点
1.单元急救主题词汇、固定词块的语境运用。
2.动词‑ing形式六大句法功能:主语、宾语、表语、定语、宾补、状语;课文原句识别‑ing结构。
教学难点
1.区分动名词(表概念行为)与现在分词(表主动、进行)。
2.现在分词作状语,逻辑主语判断;‑ing被动式 being done、完成式having done /having been done;‑ing复合结构。
3.将单元急救词汇和多种‑ing结构结合,在真实急救情境下完成语段输出。
教学资源
PPT课件、教材、黑板
教学活动设计
教学过程
活动形式及步骤
活动意图
时间
学习理解
Activity 1 情境导入:急救小情景头脑风暴
教师展示灼伤、烫伤图片,抛出课堂问题:
Q1.What bad results can putting butter on burns bring?
Q2.What actions are important when giving first‑aid to burn victims?
学生自由发言。
复习单元急救主题,为本课词汇语法创设主题情境。
4min
Activity 2 词汇闯关第一站:英文释义匹配
四人小组竞赛,匹配单词与释义。
Words
Meanings
1. scream
A. fall down because of illness or weakness
2. choke
B. take something suddenly and violently
3. grab
C. make a loud high-pitched cry
4. justify
D. cannot breathe well because something blocks your throat
5. collapse
E. give a good reason for something
参考答案:1.C;2.D;3.B;4.E;5.A
教师点拨重点词变形:screaming (adj.);collapsed (adj.);choking (adj.)。
活动意图:借助英英释义,训练英语思维,落实重点动词词义。
6min
Activity 3 词汇闯关第二站:语段填空
用方框内词的正确形式填空:
incident loose urgent organ acid victim
A chemical burn occurs when your skin or eyes come into contact with an 1.________or other chemicals.Such 2._________can be very dangerous and require3.____________attention. Chemical burns can even affect your internal 4.__________if the chemicals are swallowed. First aid should be given to chemical burns immediately. For example, wrap the burnt area with a clean cloth 5.___________if possible. It is important to send the6.___________to the hospital right away if he or she is severely burned.
参考答案:1.acid;2.incidents;3.urgent;4.organs;5.loosely;6.victim
教师板书高频词块:urgent attention 紧急处理;internal organs 内脏;victim of …… 的受害者。
在单元急救主题语段巩固词汇变形与搭配,为语法造句储备素材。
9min
应用实践
Activity 4 语法初探:课文原句寻宝,找出-ing形式并判断功能
学生快速回顾Reading文本,找出课文含有-ing的8个原句,PPT 投影展示原句,小组讨论判断每个-ing在句中的语法功能。
1.It also helps control your body temperature and prevents your body from losing too much water. _________
2.As you can imagine, getting burned can lead to very serious injuries.
3.The first and most important step in the treatment of burns is giving first aid. _________
4.Burns are divided into three types, depending on the depth of skin damage. _________
5.Examples include burns caused by electric shocks, burning clothes, or petrol fires. _________
6.Remove any clothes with scissors if necessary, unless you see the fabric sticking to the burnt skin. _________
7.Applying oil to the injured areas is a bad idea, as it will keep the heat in the wounds and may cause infection. _________
8.Place burns under cool running water, especially within the first ten minutes. _________
参考答案:
1.宾语;2. 主语;3. 表语;4. 状语;5. 定语;6.宾补;7. 主语;8. 定语
教师精讲动名词和现在分词的区别
动名词:侧重抽象行为概念,作主语、宾语、表语。
现在分词:侧重主动、进行,作定语、状语、宾补。
立足课本原句,学生自主探究动词‑ing句法功能,避免教师单向灌输语法条文。
9min
Activity 5 语法重难点精讲精练
Task1. ‑ing作主语和宾语
用括号内的适当形式填空。
1.___________(give) first‑aid is necessary for burn victims.
2.It is no use___________(put) butter on burns.
3.He avoided___________(touch) the burnt area.
参考答案:1.Giving;2.putting;3.touching
Task2. ‑ing作定语和宾补
要点:
1.动名词和现在分词作定语
(1)动名词作定语表用途。
(2)现在分词作定语表主动进行。
2.现在分词作宾语补足语
(1)感官/使役动词后sb.sth. doing作宾补。
(2)with 复合结构 with + 宾语 + doing.
用括号内的适当形式填空。
1.___________(run) water helps cool the wound.(定语)
2.We saw the smoke ___________(rise) from the burning building.(宾补)
3.With the temperature___________(go) down, the pain became less terrible.(with复合结构)
参考答案:1.Running;2.rising;3.going
Task3. ‑ing作状语(重点难点)
要点:
1.分词的逻辑主语必须与主句的主语一致。
2.表时间、原因、条件、结果、伴随;可还原状语从句。
3.掌握‑ing时态语态:doing(主动同时);being done(被动同时)。4.having done(主动先于主句);having been done(被动先于主句)。
句型改写(把从句改写为-ing分词作状语):
1.When you are dealing with burns, you must be careful.
→__________________________, you must be careful.
2.Because he had suffered severe burns, he was sent to hospital.
→__________________________, he was sent to the hospital.
3.As the victim was being treated, he felt great pain.
→__________________________, he felt great pain.
参考答案:
1.Dealing with burns
2.Having suffered severe burns
3.Being treated
Task4. 否定形式与复合结构
否定形式:not + doing.
复合结构:名词所有格/物主代词 + doing 作主语、宾语。
例句:His being injured shocked all of us.(他受伤这件事让所有人震惊。)
用括号内的适当形式填空。
1.__________(not finish) your homework on time will make your teacher angry.
2.I can’t stand ________(he/talk) loudly in the library.
3._________(Tom/come) late made our head-teacher very upset.
参考答案:1.Not finishing 2.his talking 3.Tom’s coming
分层拆解‑ing 重难点,依托急救主题句子操练,逐个突破语法难点。
14min
Activity 6 综合语篇语法填空(急救主题)
阅读短文,用所给动词的正确-ing形式填空。
When 1.___________(treat) burn victims, remember some basic rules. 2.___________(apply) butter or oil to wounds is wrong. 3.___________(keep) heat inside the wound, oil will increase the risk of infection. We can use cool running water, 4.___________(reduce) the pain and swelling.
5.___________(suffer) third-degree burns, the victim needs urgent medical help. We cannot see clothes 6.___________(stick) to burnt skin pulled off. With fire 7.___________(burn) nearby, we should move the victim away as soon as possible. His 8._________(be) badly injured reminds us of the importance of safety knowledge.
参考答案:
1.treating;2.Applying;3.Keeping;4.reducing;5.Having suffered;6.sticking;7.burning;8.being
教师讲评,重点核对:having done完成式;sticking宾补;‑ing 复合结构his being badly injured.
活动意图:完整急救主题语段,综合检测‑ing多种句法功能,实现词汇语法融合。
10min
Activity 7 小组思辨:急救案例判断
小组阅读3个真实意外案例,判断做法正误,至少使用1个动词-ing结构口头阐述理由。
Case1: Seeing a boy get burned, a girl immediately puts some oil on his wounds.
Case2: Dealing with chemical burns, people wash the affected area with plenty of cool water.
Case3: Having found a person choking, you give him first-aid treatment at once.
参考解析:
Case1 Wrong. Putting oil on wounds will keep heat inside and cause infection.
Case2 Right. Washing the skin helps clear the harmful chemical.
Case3 Right. Finding people choking, giving timely first-aid can save their lives.
小组代表口头展示。
把词汇语法迁移到真实生活急救情境,训练口头输出,落实育人目标。
10min
Activity 8 分层微写作【真实情境:校园急救宣传栏短文】
情境:学校急救社团要制作英文宣传栏小短文,向同学们介绍遇到烧伤事故的注意事项,请你写一篇小短文,张贴在校园公告栏。
学生写作时间:9min;教师巡视,选取基础、提升各一份习作投影点评。
点评重点:使用单元急救词汇、-ing语法结构和急救知识是否科学准确。
基础层(全体必做)
写作要求
1.词数 80词左右;面向校园同学,语言通俗易懂。
2.使用≥3个单元急救词汇(victim, urgent, swell, choke, acid任选)。
3.至少2处简单动词‑ing结构(doing作主语/定语/伴随状语)。
4.写清1‑2正确做法,1‑2错误做法。
基础层参考范文
When meeting burn accidents at school, we should learn correct first‑aid knowledge. Giving wrong treatment will bring great risk to the victim. Running cool water over burnt skin is a useful way to reduce swelling. Remember putting butter or oil on wounds is a terrible mistake. Seeing someone badly burnt, we should send him for urgent medical help as quickly as we can. Keeping safety in mind can protect us from serious injuries.
提升层(选做)
写作要求
1.词数100词左右;宣传栏正式书面语体。
2.使用≥5个单元急救主题词汇。
3.至少包含2种不同类型‑ing 结构,其中一处使用‑ing完成式 having done或者被动being done.
4.兼顾烧伤、化学灼伤简单提示;逻辑连贯,适当使用分词复合结构加分。
提升层参考范文
Knowing proper first‑aid skills matters a lot when accidents happen on campus. Having suffered from chemical burns, the victim needs urgent treatment immediately. Being exposed to acid, the skin will get seriously swollen. Washing the affected area with plenty of cool water is a key step. Never try removing clothing sticking to burnt skin. Giving wrong aid such as applying oil will increase infection risk. His being severely injured reminds every student to value safety and master basic first‑aid knowledge.
创设校园宣传栏真实交际情境;分层任务适配不同学情;将本节课词汇语法综合迁移到书面输出。
13min
Activity 9 课堂整体复盘
师生借助思维导图复盘本节课两大板块:
1.词汇:急救核心单词、英英释义、词变形、主题词块(urgent attention; internal organs; victim of…)。
2.语法动词-ing
动名词:主语、宾语、表语(抽象行为概念)。
现在分词:定语、宾补、状语
主动形式:doing /having done
被动形式:being done / having been done
否定形式:not doing
复合结构:one’s+ doing
备注:学生结合课堂具体例句、习题,自主完善思维导图,教师板书固定素材查漏补缺。
巩固课堂词汇语法,对本节课次回合语法知识进行整合,使知识系统化避免知识碎片化。
5min
迁移创新
分层课后作业
以生活化窒息急救场景为载体,精准分层落实本节课词汇、语法核心知识点,基础层夯实核心知识运用,提升层锻炼高阶句式与语篇建构能力,持续强化科学急救的育人理念,实现课堂知识课后迁移巩固。
作业布置时长5min
本节课作业二选一,为分层作业,难度有所区别。
生活中,进食过快、异物卡顿极易引发choking(窒息)意外,属于高频危险急救场景。请结合本节课所学急救主题词汇和动词-ing语法结构,完成分层写作作业,所有内容贴合科学急救常识。
基础层(全体必做)
1. 核心要求:使用本节课至少3个急救核心词汇(urgent、victim、choke、collapse、swollen任选);文中必须包含2种基础-ing结构(doing作主语/定语/伴随状语);内容贴合窒息急救正确做法,规避错误操作,语句通顺、逻辑清晰。
2. 写作任务:用英文简单介绍异物窒息的基础急救注意事项,面向普通青少年科普。
基础层参考范文:
Choking is a common and dangerous accident in daily life. Seeing a person choking suddenly, we must take urgent and scientific first-aid measures immediately. Helping the victim sit straight is the most basic operation. Patting his back properly can help get rid of the stuck foreign matter. Waiting blindly will make the victim collapse due to lack of oxygen. Mastering simple choking first-aid skills can save lives in critical moments.
提升层(选做,100词左右)
1. 核心要求:使用本节课至少5个急救核心词汇;必须包含高阶-ing结构(having done完成式 / being done被动式二选一),同时搭配2种以上基础-ing句法功能;完整阐述窒息急救流程,区分正误操作,句式丰富、语体规范,贴合科普说明文风格。
2. 写作任务:完整科普异物窒息急救流程,说明错误操作的危害,传递科学急救理念。
提升层参考范文:
Having encountered a person suffering from severe choking, we should never take wrong first-aid measures. Being pressed blindly on the chest may damage the victim’s internal organs and worsen the dangerous situation. When the airway is blocked, the victim may feel extreme urgent discomfort and even collapse in a short time. Giving standardized back pats and abdominal thrusts is the most effective way to solve choking problems. Mastering professional first-aid knowledge helps us deal with sudden accidents calmly and protect ourselves and others from injuries.
板书设计
Unit 5 First Aid
Learning About Language
教学反思
亮点
1.课堂流程完整流畅:词汇闯关→课文原句语法寻宝→重难点单句练习→语段填空→情境思辨→分层微写作,全部素材源自单元急救主题,贴合教材。
2.练习全部配备参考答案;创设校园急救宣传栏真实写作情境;分层任务要求清晰,范文完整可直接讲评;兼顾语言训练和生命安全教育。
3.语法教学不走纯条文灌输,依托课文原句学生自主归纳动名词与现在分词功能;梯度任务兼顾学困生和学优生。
不足
1.动词-ing的完成式、被动式、复合结构难度较高,部分基础薄弱学生对分词作状语的逻辑主语容易判断出错。
2.小组口头展示名额有限,部分内向学生缺少表达机会;课堂写作时间有限,无法批改全部学生作品。
改进
1.课前发放词汇和-ing基础预习学案,降低课堂接收压力;
2.学案补充“-ing作状语逻辑主语判断小清单”,帮助学生突破难点;下节课开篇集中讲评高频错误。
3.设置课后小组录音任务:小组录制1分钟英文急救小解说音频,弥补课堂口头展示不足。
4.鼓励学有余力学生尝试-ing复合结构,对基础学生不强制要求,落实因材施教。
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