人教版 (2019)必修 第三册Unit 4 Space Exploration教案设计

这是一份人教版 (2019)必修 第三册Unit 4 Space Exploration教案设计，共5页。教案主要包含了设计意图等内容，欢迎下载使用。
Vide Time Assessing Yur Prgress
主题语境：人与自然
主题群：宇宙探索
主题： 地球与宇宙奥秘探索
语篇类型：视频、文字、习题
文本分析：
本节课分为两部分：第一部分为 Vide Time，介绍了火星探索的一些情况；第二部分为 Assessing Yur Prgress，主要以练习为主，在主题语境中复习本单元的重点词汇和语法，最后对本单元进行总的反思和评价。
课时目标
1.通过观看视频，了解火星情况和人类探索火星的过程。
2.通过与主题语境相关的习题，复习本单元的词汇和语法知识。
重点难点
重点：
本单元重点词汇和语法的恰当使用。
难点：
观看视频，了解火星的基本特征及人类探索火星的过程等信息。
教学准备
教师准备：
一段介绍探索火星的视频和播放设备。
学生准备：
复习动词不定式作定语和状语的用法和本单元的重点词汇。
教学过程
Vide Time
Step I 学习理解
活动一：激活已知（Brainstrm）
Befre watching，ask students t discuss what they knw abut Mars.
【设计意图】在观看视频之前，让学生相互交流、讨论他们所知道的关于火星的情况，通过思考、相互交流、相互启发，充分调动学生学习的积极性。
活动二：看前预测（Predict）
1.Befre watching the vide，g thrugh the sentences n Page 48 in Befre Yu Watch with students and make sure they understand their meanings.
2.Ask students t decide whether they are true r false accrding t their wn knwledge abut the Mars.
3.Play the vide fr students t watch and get the answers.
4.Check yur answers.
Suggested answers:
1-4 FTTF
Step Ⅱ 应用实践
活动三：获取与梳理
1.G thrugh the sentences n Page 48 in While yu Watch with students and make sure they understand their meanings.
2.Play the vide fr students t watch and try t put the events in the crrect rder.
3.Play the vide again fr students t check the answers.
Suggested answers：
2，7，1，4，6，3，5，8，9
【设计意图】通过观看视频，把所给的句子按正确顺序排列，理解火星探索的过程，有助于学生对所看内容深入准确地理解。
Step Ⅲ 迁移创新
活动四：想象与创造（Make up an interview）
1.Ask students t wrk in pairs. One student acts as a pace expert and the ther acts as a reprter Ask them t use what they have learnt frm the vide as well as what they knw t make up an interview.
2.Share their interviews with the whle class.
【设计意图】虽然困难重重，但人类对火星的探索从未停止。学生可以通过电影、专题片或新闻报道了解有关于火星探索的内容。因此建议组成小组，让对火星了解较多的学生作为被采访者，其他成员作为记者，进行采访活动，活跃课堂气氛，提高学生参与度。
Assessing Yur prgress
活动五：词汇复习（Fill in the blanks）
1.G thrugh the wrds and phrases in the bx and make sure students understand their meanings.
2. Ask students t read the passage and fill in the blanks with the wrds and phrases in the bx.
3. Share the answers with the whle class.
Suggested answers：
Lee was busy at wrk. Unlike mst peple arund the wrld thugh, his wrkplace was in space. There was a prblem with a satellite. It was suppsed t send infrmatin
abut the sun back t the agency n Earth，but the equipment fr sending the data was nt wrking prperly. S it was Lee’s missin t figure ut the prblem and slve it.
Lee was very intelligent as an astrnaut，and he was als very careful. He was determined t make the satellite wrk prperly again，but he wuld make sure t be safe. He knew that ne small mistake culd result in death.
【设计意图】该活动为选择恰当单词补全一段关于宇航员在太空修理卫星的文章，旨在具体语境中练习词汇，促进词汇的使用能力，加深学生对主题词汇的理解。
活动六：语法再现（Cmplete the sentences）
1.G thrugh the wrds in the bx and make sure students understand their meanings.
2.Ask students t read the fur sentences and fill in the blanks with the crrect frms f the wrds in the bx.
3.Share the answers with the whle class.
Suggested answers：
1.After having succeeded in sending satellites int space，peple wanted t knw if it was safe fr a human t g int space. On 3 Nvember 1957，a dg named Laika became the first living thing t reach space. She was als the first ne t die there.
2.The USSR and the us bth wanted t be the first t send a persn t the mn. Later，the Us succeeded，and Neil Armstrng became the first man t step nt the mn. During the first mn landing，astrnauts had n vehicles t use，s they had t explre the mn n ft. On the furth missin t land n the mn，astrnauts tk a lunar vehicle s that they culd explre places further away.
3.Astrnauts must wear spacesuits when they wrk in space because there is n air t breathe and it can be very cld utside the spacecraft. While sleeping，they must attach themselves t smething s as t prevent flating arund.
4.The accident n the apll 13 spacecraft resulted in a lss f xygen，water，and electrical pwer. The astrnauts n bard had t fight t survive. At the same time，Hustn’s Missin Cntrl wrked hard t help the astrnauts return t Earth safely.
【设计意图】该活动把语法复习置于单元主题语境中，学生在语境中复习和运用语法，提高语法使用的实践性和应用性。
活动七：单元反思（Reflecting）
1.G thrugh the tasks with students and make sure they knw what t d.
2.Ask students t d the tasks by themselves.
3.Ask students t wrk in grups and share their pinins.
板书设计
Unit 4 Space Explratin
Perid V Vide Time Assessing Yur Prgress
Vide Time
I.学习理解
活动一：激活已知
活动二：获取信息
Ⅱ.应用实践
活动三：获取与梳理
Ⅲ.迁移创新
活动四：想象与创造
Assessing Yur Prgress
活动五：词汇复习
活动六：语法再现
活动七：单元反思