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英语选择性必修 第三册Unit 4 A glimpse of the future教学设计
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这是一份英语选择性必修 第三册Unit 4 A glimpse of the future教学设计，共10页。
主题语境：人与社会
主题群：科学与技术
子主题：科技发展与信息技术创新
语篇类型：图片、说明文、饼状图
文本分析：
[What]本节课的主要内容是Subject-verb agreement (2)。首先，探讨上篇文本的例句，引导学生发现有分数(百分数)、不定代词、否定词修饰的名词的主谓一致的用法；然后，选择正确的词汇，补全有关“基因检测”的语篇；最后，解读饼状图，运用主谓一致完成对未来理想的宜居星球的描述。
[Why]通过例句、习题和写作，进一步巩固学生对主谓一致的理解，提升学生在真实语境中的综合语言运用能力，进一步增强语法意识，形成“形式—意义—使用”三维动态语法观。
[Hw]本课时包含例句、小语篇、饼状图及写作，均与“主谓一致”相关，以多模态的形式，引导学生通过语篇活动、说写训练等具体语境，总结语法知识点。同时本课活动内容关于未来和科技，紧扣本单元主题。
课时目标
1. 引导学生通过观察例句，发现和总结有分数(百分数)、不定代词、否定词修饰的名词的主谓一致的用法，探究其基本意义和语用功能。
2. 学会解读饼状图，并能正确运用所获取信息及所学语法完成语篇活动。
3. 在具体语境中恰当地运用所学语法知识来理解和表达意义，进一步增强英语语法意识。
4. 根据已知，发挥合理想象，设计未来理想的宜居星球，培养创新思维和口头表达能力。
重点难点
重点：
有分数(百分数)、不定代词、否定词修饰的名词的主谓一致的用法。
难点：
1. 关注主谓一致的语用功能，学会在真实语境中对其进行正确运用。
2. 解读饼状图，获取信息，并完成描述。
教学准备
教师准备：
1. 有分数(百分数)、不定代词、否定词修饰的名词的主谓一致的形式和用法及习题。
2. 主谓一致所有知识点的思维导图。
学生准备：
1. 预习本课词汇。
2. 复习上一单元所学的主谓一致语法知识。
3. 预习有分数(百分数)、不定代词、否定词修饰的名词的主谓一致形式。
教学过程
Step I学习理解
活动一：感知与注意
1. Ask students t lk at the fllwing sentences frm the reading passage Artificial Intelligence: A REAL THREAT? and pay attentin t the wrds in bld.
2. Discuss the questins belw and share in grups. Then check the answers.
·Why is 50 per cent singular in sentence (a) but plural in sentence (c)?
·What are the subjects in sentences (b) and (d)?Are they singular r plural?
3. Encurage students t lk fr mre sentences fllwing this rule in the reading passage Artificial Intelligence: A REAL THREAT? and share in the class.
4. Have students summarise the use f subject-verb agreement in their wn wrds.
【设计意图】首先阅读摘自上一篇文本的四个句子，关注句中的粗体部分，讨论主谓一致的形式和用法，总结有分数(百分数)、不定代词、否定词修饰的名词的主谓一致的用法，并在课文中找出更多类似情况的句子，引入本课语法知识，激发思考，为下一步阅读文本和系统学习语法做铺垫。
活动二：获取与梳理
1. Ask students t read the passage and try t understand it well.
2. Encurage students t read the passage again and cmplete it by chsing the singular r plural frm.
3. Encurage vlunteer students t share their answers, then check the answers in class.
【设计意图】围绕语法知识点，要求学生阅读语篇，根据语法规则，选出正确的词汇，补全语篇，引导学生在真实情境下运用目标语法知识，巩固所学的语法知识。
活动三：概括与整合
Ask students t share what they learnt abut subject-verb agreement t fill in the blanks.
Suggested answers:
【设计意图】通过概括与整合知识点，提高学生在既定的语境中理解语法知识的能力。
Step II应用实践
活动四：描述与阐释
1. Ask students t lk at the charts n Page 41carefully and vice what they can see.
2. Ask students t cmplete the descriptin accrding t the charts, paying attentin t subject-verb agreement.
3. Encurage sme students t read their descriptin and check the answer as a class.
【设计意图】通过解读和讨论饼状图呈现的信息的含义，引导学生运用主谓一致完成对未来理想的宜居星球的描述，进一步巩固学生对语法知识的掌握，激发学生的想象力，培养学生的创新能力。
活动五：分析与判断
1. Ask students t wrk in grups t share the usage f subject-verb agreement in class.
2. Instruct students t summarise the grammar.
【备注】语法知识点讲解详见第二教案“重点语法精讲”。
活动六：内化与运用
1. Tell students t fill in the blanks.
2. Ask students t crrect the fllwing sentences.
3. Let students translate the sentences belw int English.
【设计意图】在系统地总结和学习语法知识后，通过填空﹑改错和翻译，学生在真实的语境下能够恰当地运用所学语法知识来理解和表达意义，进一步增强语法意识，形成以语言运用为导向的“形式—意义一使用”三维动态语法观。
Step III迁移创新
活动七：推理与论证
Mind map.
Ask students t review the grammar learnt in the last unit and draw mind maps t grasp all the pints.
【设计意图】鼓励学生绘制思维导图,整体掌握主谓一致的用法，使语法知识更加系统化。
活动八：想象与设计
1. Encurage students t wrk in grups and design anther ideal planet fr peple n Earth t live n in the 22nd century. Think abut the cnditins and features f the planet.
2. Ask students t brainstrm and describe their ideal planets in English as accurately as pssible by themselves. Pay attentin t subject-verb agreement.
3. Encurage students t evaluate ther’s descriptin in grups.
4. Invite sme vlunteers t share their descriptin.
5. Teacher evaluates students’ descriptin.
【设计意图】要求学生发挥想象力，描绘22世纪适宜人类居住的星球的外貌及特征等，并关注“是否正确地使用了主谓一致”，每个小组派代表在班级里分享，教师做出评价和建议，让学生在真实的语境中运用已学的主谓一致知识，实现知识和思维能力的拓展与迁移。
活动九：创造与分享
Create a grammar clumn.
Ask students t create a grammar clumn t intrduce the grammar.
【设计意图】鼓励学生在班级里创设一个“语法专栏”，全员均可提供语法精讲知识点、习题例句等等，使学生主动积极地参与其中，充分调动学生的积极性，真正地做到以学生为中心。
板书设计
a per cent f my time was spent researching new restaurants.
b Every recmmendatin she gives me is great...
c ... almst 50 per cent f US jbs are at risk frm autmatin in the next 20 years.
d f us is prepared fr the challenges f AI.
Suggested answers:
·Because in sentence (a), the part “50 per cent” is fllwed by the uncuntable nun “time”, while in sentence (c), the part“50 per cent” is fllwed by the cuntable nun “jb” in its plural frm.
·In sentence (b), the part “Every recmmendatin” is the subject. In sentence (d), the part “nne f us” is the subject. Bth are singular.
Nwadays, there are many cmpanies ffering services in the dmain f genetic testing fr children’s talents. A large number f clients have/has been attracted t it. They are parents, eager t knw what talents their children may have in the future, even thugh they may still be in kindergarten. The prcess is simple. Every child prvide/ prvides a small sample f bld r bdy tissue. This is/ These are analysed. Each f the children is/are given a reprt shwing their pssible talents. A recent example cited n the website is that ne f the testing cmpanies cmpare/cmpares the talents f twins Bbby and Benny. Bbby was assessed and his talents was/ were revealed t be mstly scientific: a 66% chance f success in chemistry and 54%in physics was/ were shwn. Meanwhile, Benny’s highest scre was/ were shwn t be in an arts subject: the test gave him 68%frliterary studies. Is genetic testing reliable? Sme scientists say that mre evidence is/are needed.
Suggested answers:
have; prvides; This is; is; cmpares; were; were; was; is
主语
谓语
例句
主语被分数(百分数)、表示量的词汇等修饰
主语本身是可数名词单数或者不可数名词
主语是可数名词复数，或主语加上修饰语后整体表达的意义是复数概念
主语被不定代词修饰或主语本身是不定代词
主语被否定词修饰或主语本身是否定词
nne作主语或主语被nne修饰
主语
谓语
例句
主语被分数(百分数)、表示量的词汇等修饰
主语本身是可数名词单数或者不可数名词
单数形式
Arund 10 per cent f the frest is destryed each
year.
主语是可数名词复数，或主语加上修饰语后整体表达的意义是复数概念
复数形式
A large number f peple have applied fr the jb.
主语被不定代词修饰或主语本身是不定代词
根据主语加上修饰语后整体表达的意义来进行判断
Every means has been tried ut withut much result.
All f the wrk is dne by me.
主语被否定词修饰或主语本身是否定词
一般用单数形式
Nbdy has gt a ticket.
nne作主语或主语被nne修饰
一般用单数形式
Nne f the pizza is left.
如果主语为可数名词复数，在非正式表达中，也可用复数形式
Nne f the passengers was/ were aware f the danger.
Suggested answer:
Three quarters f the surface is made up f land, while the rest is sea, cvering 25% f the surface. Half f the land is cvered with trees. Residential area and arable land bth accunt fr the same prprtin, 20% f the ttal land. The rest is desert, cvering 10% f the ttal land.
There are three kinds f peple. Fifty per cent f the peple are riginal residents, 30% are frm Earth and 20% are frm ther planets.
①The rest f the lecture ________ (be) dull.
②Half f the apple ________ (be) rtten.
③Abut ne third f the bks ________ (be) wrth reading.
④Each by f this grup ________ (get) a prize.
⑤Smene f the neighburhd ________ (want) t buy the huse.
⑥Each f the bks ________ (cst) five yuan.
⑦Just a minute, smene f the department ________ (be) talking with manager.
⑧Nne f the bks ________ (be) easy fr us.
⑨Neither f us ________ (have) passed the examinatin.
Suggested answers:
①is ②is ③are gets ⑤wants ⑥csts ⑦is ⑧are/is ⑨has
①One-third f all high schl graduates is entitled t an educatin at Califrnia State University.
②Every hur and (every) minute f learning are imprtant.
③Over 30% f the students was absent frm the meeting.
④Each f us have smething t say abut the subject.
⑤Each f Class Tw have an English-Chinese dictinary.
⑥Nne f the infrmatin are useful.
⑦Either f them have knwn it.
⑧Each teacher and (each) student f the senir high schl were given a bk.
Suggested answers:
①is—are ②are—is ③was—were ④have—has
⑤have—has ⑥are-is ⑦have-has ⑧were-was
①地球的70%以上被水覆盖着。
__________________________________________________________________
②到目前为止，工作已经完成了三分之二。
__________________________________________________________________
③60%的学生已经到了。
__________________________________________________________________
④这里四分之一的人口是工人。
__________________________________________________________________
⑤他是沉迷于电脑游戏的学生之一。
__________________________________________________________________
⑥他是学生中唯一喜欢侦探小说的人。
__________________________________________________________________
Suggested answers:
①Mre than 70 % f the Earth is cvered with water.
②Tw thirds f the wrk has been finished s far.
③60% f the students have arrived.
④One-furth f the ppulatin here are wrkers.
⑤He is ne f the students wh are int cmputer games.
⑥He is the nly ne f the students wh is int detective stries.
Unit 4 A glimpse f the future
Perid II Using language (1)
I. 学习理解
活动一：感知与注意
1. Lk at the sentences.
2. Discuss and answer the questins.
3. Lk fr mre sentences using subject-verb agreement.
4. Summarise.
活动二：获取与梳理
1. Read the passage.
2. Read the passage and cmplete it.
3. Check the answers.
活动三：概括与整合
Fill in the blanks.
Ⅱ. 应用实践
活动四：描述与阐释
1. Lk at the charts.
2. Cmplete the descriptin.
3. Check the answer.
活动五：分析与判断
1. Share the usage f subject-verb agreement.
2. Summarise the grammar.
活动六：内化与运用
1. Fill in the blanks.
2. Crrect the sentences.
3. Translate the sentences.
Ⅲ. 迁移创新
活动七：推理与论证
活动八：想象与设计
活动九：创造与分享
主题语境：人与社会
主题群：科学与技术
子主题：科技发展与信息技术创新
语篇类型：图片、说明文、饼状图
文本分析：
[What]本节课的主要内容是Subject-verb agreement (2)。首先，探讨上篇文本的例句，引导学生发现有分数(百分数)、不定代词、否定词修饰的名词的主谓一致的用法；然后，选择正确的词汇，补全有关“基因检测”的语篇；最后，解读饼状图，运用主谓一致完成对未来理想的宜居星球的描述。
[Why]通过例句、习题和写作，进一步巩固学生对主谓一致的理解，提升学生在真实语境中的综合语言运用能力，进一步增强语法意识，形成“形式—意义—使用”三维动态语法观。
[Hw]本课时包含例句、小语篇、饼状图及写作，均与“主谓一致”相关，以多模态的形式，引导学生通过语篇活动、说写训练等具体语境，总结语法知识点。同时本课活动内容关于未来和科技，紧扣本单元主题。
课时目标
1. 引导学生通过观察例句，发现和总结有分数(百分数)、不定代词、否定词修饰的名词的主谓一致的用法，探究其基本意义和语用功能。
2. 学会解读饼状图，并能正确运用所获取信息及所学语法完成语篇活动。
3. 在具体语境中恰当地运用所学语法知识来理解和表达意义，进一步增强英语语法意识。
4. 根据已知，发挥合理想象，设计未来理想的宜居星球，培养创新思维和口头表达能力。
重点难点
重点：
有分数(百分数)、不定代词、否定词修饰的名词的主谓一致的用法。
难点：
1. 关注主谓一致的语用功能，学会在真实语境中对其进行正确运用。
2. 解读饼状图，获取信息，并完成描述。
教学准备
教师准备：
1. 有分数(百分数)、不定代词、否定词修饰的名词的主谓一致的形式和用法及习题。
2. 主谓一致所有知识点的思维导图。
学生准备：
1. 预习本课词汇。
2. 复习上一单元所学的主谓一致语法知识。
3. 预习有分数(百分数)、不定代词、否定词修饰的名词的主谓一致形式。
教学过程
Step I学习理解
活动一：感知与注意
1. Ask students t lk at the fllwing sentences frm the reading passage Artificial Intelligence: A REAL THREAT? and pay attentin t the wrds in bld.
2. Discuss the questins belw and share in grups. Then check the answers.
·Why is 50 per cent singular in sentence (a) but plural in sentence (c)?
·What are the subjects in sentences (b) and (d)?Are they singular r plural?
3. Encurage students t lk fr mre sentences fllwing this rule in the reading passage Artificial Intelligence: A REAL THREAT? and share in the class.
4. Have students summarise the use f subject-verb agreement in their wn wrds.
【设计意图】首先阅读摘自上一篇文本的四个句子，关注句中的粗体部分，讨论主谓一致的形式和用法，总结有分数(百分数)、不定代词、否定词修饰的名词的主谓一致的用法，并在课文中找出更多类似情况的句子，引入本课语法知识，激发思考，为下一步阅读文本和系统学习语法做铺垫。
活动二：获取与梳理
1. Ask students t read the passage and try t understand it well.
2. Encurage students t read the passage again and cmplete it by chsing the singular r plural frm.
3. Encurage vlunteer students t share their answers, then check the answers in class.
【设计意图】围绕语法知识点，要求学生阅读语篇，根据语法规则，选出正确的词汇，补全语篇，引导学生在真实情境下运用目标语法知识，巩固所学的语法知识。
活动三：概括与整合
Ask students t share what they learnt abut subject-verb agreement t fill in the blanks.
Suggested answers:
【设计意图】通过概括与整合知识点，提高学生在既定的语境中理解语法知识的能力。
Step II应用实践
活动四：描述与阐释
1. Ask students t lk at the charts n Page 41carefully and vice what they can see.
2. Ask students t cmplete the descriptin accrding t the charts, paying attentin t subject-verb agreement.
3. Encurage sme students t read their descriptin and check the answer as a class.
【设计意图】通过解读和讨论饼状图呈现的信息的含义，引导学生运用主谓一致完成对未来理想的宜居星球的描述，进一步巩固学生对语法知识的掌握，激发学生的想象力，培养学生的创新能力。
活动五：分析与判断
1. Ask students t wrk in grups t share the usage f subject-verb agreement in class.
2. Instruct students t summarise the grammar.
【备注】语法知识点讲解详见第二教案“重点语法精讲”。
活动六：内化与运用
1. Tell students t fill in the blanks.
2. Ask students t crrect the fllwing sentences.
3. Let students translate the sentences belw int English.
【设计意图】在系统地总结和学习语法知识后，通过填空﹑改错和翻译，学生在真实的语境下能够恰当地运用所学语法知识来理解和表达意义，进一步增强语法意识，形成以语言运用为导向的“形式—意义一使用”三维动态语法观。
Step III迁移创新
活动七：推理与论证
Mind map.
Ask students t review the grammar learnt in the last unit and draw mind maps t grasp all the pints.
【设计意图】鼓励学生绘制思维导图,整体掌握主谓一致的用法，使语法知识更加系统化。
活动八：想象与设计
1. Encurage students t wrk in grups and design anther ideal planet fr peple n Earth t live n in the 22nd century. Think abut the cnditins and features f the planet.
2. Ask students t brainstrm and describe their ideal planets in English as accurately as pssible by themselves. Pay attentin t subject-verb agreement.
3. Encurage students t evaluate ther’s descriptin in grups.
4. Invite sme vlunteers t share their descriptin.
5. Teacher evaluates students’ descriptin.
【设计意图】要求学生发挥想象力，描绘22世纪适宜人类居住的星球的外貌及特征等，并关注“是否正确地使用了主谓一致”，每个小组派代表在班级里分享，教师做出评价和建议，让学生在真实的语境中运用已学的主谓一致知识，实现知识和思维能力的拓展与迁移。
活动九：创造与分享
Create a grammar clumn.
Ask students t create a grammar clumn t intrduce the grammar.
【设计意图】鼓励学生在班级里创设一个“语法专栏”，全员均可提供语法精讲知识点、习题例句等等，使学生主动积极地参与其中，充分调动学生的积极性，真正地做到以学生为中心。
板书设计
a per cent f my time was spent researching new restaurants.
b Every recmmendatin she gives me is great...
c ... almst 50 per cent f US jbs are at risk frm autmatin in the next 20 years.
d f us is prepared fr the challenges f AI.
Suggested answers:
·Because in sentence (a), the part “50 per cent” is fllwed by the uncuntable nun “time”, while in sentence (c), the part“50 per cent” is fllwed by the cuntable nun “jb” in its plural frm.
·In sentence (b), the part “Every recmmendatin” is the subject. In sentence (d), the part “nne f us” is the subject. Bth are singular.
Nwadays, there are many cmpanies ffering services in the dmain f genetic testing fr children’s talents. A large number f clients have/has been attracted t it. They are parents, eager t knw what talents their children may have in the future, even thugh they may still be in kindergarten. The prcess is simple. Every child prvide/ prvides a small sample f bld r bdy tissue. This is/ These are analysed. Each f the children is/are given a reprt shwing their pssible talents. A recent example cited n the website is that ne f the testing cmpanies cmpare/cmpares the talents f twins Bbby and Benny. Bbby was assessed and his talents was/ were revealed t be mstly scientific: a 66% chance f success in chemistry and 54%in physics was/ were shwn. Meanwhile, Benny’s highest scre was/ were shwn t be in an arts subject: the test gave him 68%frliterary studies. Is genetic testing reliable? Sme scientists say that mre evidence is/are needed.
Suggested answers:
have; prvides; This is; is; cmpares; were; were; was; is
主语
谓语
例句
主语被分数(百分数)、表示量的词汇等修饰
主语本身是可数名词单数或者不可数名词
主语是可数名词复数，或主语加上修饰语后整体表达的意义是复数概念
主语被不定代词修饰或主语本身是不定代词
主语被否定词修饰或主语本身是否定词
nne作主语或主语被nne修饰
主语
谓语
例句
主语被分数(百分数)、表示量的词汇等修饰
主语本身是可数名词单数或者不可数名词
单数形式
Arund 10 per cent f the frest is destryed each
year.
主语是可数名词复数，或主语加上修饰语后整体表达的意义是复数概念
复数形式
A large number f peple have applied fr the jb.
主语被不定代词修饰或主语本身是不定代词
根据主语加上修饰语后整体表达的意义来进行判断
Every means has been tried ut withut much result.
All f the wrk is dne by me.
主语被否定词修饰或主语本身是否定词
一般用单数形式
Nbdy has gt a ticket.
nne作主语或主语被nne修饰
一般用单数形式
Nne f the pizza is left.
如果主语为可数名词复数，在非正式表达中，也可用复数形式
Nne f the passengers was/ were aware f the danger.
Suggested answer:
Three quarters f the surface is made up f land, while the rest is sea, cvering 25% f the surface. Half f the land is cvered with trees. Residential area and arable land bth accunt fr the same prprtin, 20% f the ttal land. The rest is desert, cvering 10% f the ttal land.
There are three kinds f peple. Fifty per cent f the peple are riginal residents, 30% are frm Earth and 20% are frm ther planets.
①The rest f the lecture ________ (be) dull.
②Half f the apple ________ (be) rtten.
③Abut ne third f the bks ________ (be) wrth reading.
④Each by f this grup ________ (get) a prize.
⑤Smene f the neighburhd ________ (want) t buy the huse.
⑥Each f the bks ________ (cst) five yuan.
⑦Just a minute, smene f the department ________ (be) talking with manager.
⑧Nne f the bks ________ (be) easy fr us.
⑨Neither f us ________ (have) passed the examinatin.
Suggested answers:
①is ②is ③are gets ⑤wants ⑥csts ⑦is ⑧are/is ⑨has
①One-third f all high schl graduates is entitled t an educatin at Califrnia State University.
②Every hur and (every) minute f learning are imprtant.
③Over 30% f the students was absent frm the meeting.
④Each f us have smething t say abut the subject.
⑤Each f Class Tw have an English-Chinese dictinary.
⑥Nne f the infrmatin are useful.
⑦Either f them have knwn it.
⑧Each teacher and (each) student f the senir high schl were given a bk.
Suggested answers:
①is—are ②are—is ③was—were ④have—has
⑤have—has ⑥are-is ⑦have-has ⑧were-was
①地球的70%以上被水覆盖着。
__________________________________________________________________
②到目前为止，工作已经完成了三分之二。
__________________________________________________________________
③60%的学生已经到了。
__________________________________________________________________
④这里四分之一的人口是工人。
__________________________________________________________________
⑤他是沉迷于电脑游戏的学生之一。
__________________________________________________________________
⑥他是学生中唯一喜欢侦探小说的人。
__________________________________________________________________
Suggested answers:
①Mre than 70 % f the Earth is cvered with water.
②Tw thirds f the wrk has been finished s far.
③60% f the students have arrived.
④One-furth f the ppulatin here are wrkers.
⑤He is ne f the students wh are int cmputer games.
⑥He is the nly ne f the students wh is int detective stries.
Unit 4 A glimpse f the future
Perid II Using language (1)
I. 学习理解
活动一：感知与注意
1. Lk at the sentences.
2. Discuss and answer the questins.
3. Lk fr mre sentences using subject-verb agreement.
4. Summarise.
活动二：获取与梳理
1. Read the passage.
2. Read the passage and cmplete it.
3. Check the answers.
活动三：概括与整合
Fill in the blanks.
Ⅱ. 应用实践
活动四：描述与阐释
1. Lk at the charts.
2. Cmplete the descriptin.
3. Check the answer.
活动五：分析与判断
1. Share the usage f subject-verb agreement.
2. Summarise the grammar.
活动六：内化与运用
1. Fill in the blanks.
2. Crrect the sentences.
3. Translate the sentences.
Ⅲ. 迁移创新
活动七：推理与论证
活动八：想象与设计
活动九：创造与分享
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