初中英语人教版（2024）八年级上册（2024）Unit 4 Amazing Plants and Animals Section B 3a-3c教案

这是一份初中英语人教版（2024）八年级上册（2024）Unit 4 Amazing Plants and Animals Section B 3a-3c教案，共55页。教案主要包含了教学内容，课时教学目标，重点难点，教学过程，板书设计，教学反思等内容，欢迎下载使用。
1．Learn abut sme facts abut the blue whale.
2．Make a pster t intrduce a plant r an animal.
二、课时教学目标
三、重点难点
重点：
1．Students are able t cmprehensively understand the bilgical characteristics f the blue whale when learning facts abut the blue whale.
2．Students are able t present the infrmatin abut the plant r animal in an attractive and easy－t－understand way when making a pster.
难点：
1．Students are able t have certain analysis and synthesis abilities t deeply explre sme cmplex behaviurs and eclgical rles f the blue whale.
2．Students are able t cnsult prfessinal materials r cnduct n－site bservatins abut a certain animal r plant，which has high requirements fr students' autnmus learning and research abilities.
四、教学过程
Step 1 Practice(2a～2d)
Wrk n 2a
Ask students t circle the dd wrds and give their reasns.
T：Lk at the wrds.What wrd is different frm thers? Find the dd wrds accrding t the categries.
Wrk n 2b
1．Ask students t add the endings －ance，－(t)in，－ness，and －ity t frm nuns.
T：What are the nun frms f the fllwing wrds？Use yur dictinary t find them ut.
2．Ask students t summarize the rules f different endings f nun frms.
【设计意图】通过词汇训练练习本单元所学的目标语言，让学生对词性有进一步认识。
Wrk n 2c
Ask students t cmplete the sentences with the crrect frms f the wrds in the bx.
Wrk n 2d
1．The teacher shws a shrt vide f frgs and asks students t tell what they knw abut frgs.
2．Ask students t cmplete the sentences with the crrect frms f the wrds in the bx.Step 1 Review
1．Play a vide t intrduce blue whales.
2．Ask students t intrduce what they knw abut blue whales.
【设计意图】通过观看视频并介绍蓝鲸的事实，吸引学生注意力，引入新课。
Step 2 Presentatin(3a～3c)
Wrk n 3a
Ask students t read the text and cmplete the table abut the blue whale.
Wrk n 3b
Ask students t use the first persn t rewrite the first paragraph.
T：Imagine yu are a blue whale，intrduce yurself with the first persn.
Wrk n 3c
1．Ask students t write a passage n blue whales.
2．The teacher sets mre infrmatin and scenaris f blue whales( feeding in the deep sea，migrating，and cmmunicating with cmpanins) and prepares relevant prps，such as simple blue whale headgear and cean backgrund pictures，asks students t chse a scenari fr rle－playing，and t write dialgues that include the living habits and characteristics f blue whales.
3．After the perfrmance，ther grups evaluate the accuracy f the cntent and the English expressin.Finally，the teacher summarizes and supplements imprtant knwledge and expressin methds.
4．Ask students t cmplete their passage abut the blue whale based n the text in 3a and the infrmatin they have learnt just nw.
【设计意图】通过介绍蓝鲸，学生能够对目标语言进行充分的练习并巩固所学知识，为学习下文内容做铺垫。
Step 3 Guidance n writing methds
【典型例题】2025年3月3日是联合国第十二个“世界野生动植物日”，保护濒危动物，人人有责。你校的英文广播站正在征集主题为“Save the Whales” 的演讲稿。请你根据以下内容要点，写一篇英文演讲稿。
1．介绍鲸鱼的外貌、栖息地、食物等；
2．濒临灭绝的原因；
3．列举两条保护措施；
4．呼吁大家保护鲸鱼。
注意：
1．包含所有要点，不必逐句翻译，可适当发挥；
2．书写规范、工整，条理清晰；
3．80词左右，文章开头已给出，不计入总词数。
◆◆思路点拨
写作注意事项：
(1)本文应用一般现在时多角度描述鲸鱼；
(2)正确使用不同的动词短语阐述保护动物的做法。
◆◆范文欣赏
Dear__students，
There__are__many__endangered__animals__in__the__wrld.Whales are als in great danger.They live in the sea and they eat small fish and ther sea life since they are ne f the biggest animals in the sea.Hwever，there are fewer and fewer whales because humans kill whales fr meat.Sme whales die because f water pllutin.T save the whales，n the ne hand，we shuld make rules n whale prtectin and everyne shuld fllw them.On the ther hand，we shuld stp putting rubbish int the sea.
Let's wrk tgether t save the whales and make a difference t the wrld.
【设计意图】通过一篇典型例题的讲解，以思维导图的形式让学生了解如何谋篇布局来完成一篇写作。
Step 4 Prject(4a～4d)
Wrk n 4a
Ask students t wrk in grups and chse r create the title f the pster they are ging t make.
Wrk n 4b
Ask students t prepare a pht f an animal r a plant and cllect the infrmatin they have prepared in grups.
T：Please intrduce the animal r plant accrding t the questins.
(The teacher gives an example first.)
Wrk n 4c
Ask students t create the psters in grups.
(The teacher walks arund and prvides guidance，encuraging students t think cmprehensively and describe their animals r plants in different aspects.)
Wrk n 4d
Ask students t present their psters in class.Then vte fr the best ne.
【设计意图】通过图片、海报等形式介绍动物或植物，学生能够充分掌握本单元的目标语言，同时深入了解某个动物或植物。
Step 5 Summary
Ask students t summarize the key sentence patterns f intrducing animals r plants.
Step 6 Hmewrk
1．Write an essay t share yur ideas abut animals r plants.
2．D the exercises in students' wrkbks.
五、板书设计
六、教学反思
Language Abilities
●Grasp the fllwing imprtant pints as well as be able t read and write crrectly.
●Key wrds and phrases：weigh，prtect，play an imprtant rle in，live in all ceans，except，the tiniest animals，live up t 90 years，at sea，create a lively and healthy ecsystem
●Key sentences：①It can weigh as much as 200 tns.②It is ne f the mst beautiful things t see.③This fd lasts fr ver a year.
Learning Abilities
●Learn t cllect infrmatin frm varius surces such as bks，the Internet，and dcumentaries，and then screen ut the key cntent and rganize it int structured knwledge.
●Learn t integrate the scattered infrmatin they have cllected abut the blue whale r ther plants and animals t frm a cmprehensive understanding f them.
Thinking Qualities
●Be able t think critically abut the surce and accuracy f the infrmatin and learn nt t blindly accept all f it，when cllecting and learning infrmatin abut the blue whale and ther plants and animals.
●Be able t cnsider multiple aspects when learning abut the relevant knwledge f the blue whale and intrducing a plant r an animal.
Cultural Awareness
●Deeply understand the imprtance f bidiversity and the unique value f each rganism in the ecsystem.
●Prmte the ppularizatin f scientific culture，and enhance students' sense f scial respnsibility.
Unit 4 Amazing Plants and Animals
第五课时 Sectin B(3a～4d)