高中英语人教版 (2019)必修 第二册Unit 3 The internet教案

这是一份高中英语人教版 (2019)必修 第二册Unit 3 The internet教案，共5页。教案主要包含了设计意图等内容，欢迎下载使用。

Write a blg pst
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：博客帖子
文本分析：
本节课采用博客帖子的形式介绍了博主对于网络安全的一些观点。第一段提出了文章主题，第二段给出了关于网络安全的一些建议，第三段呼吁读者评论分享自己关 于网络安全的看法。语篇主题与本单元主题语境相关，文本结构清晰，语言简洁精炼，为写作提供很好的范本。
课时目标
1. 通过阅读，获取博客帖子的主要内容和写作特点。
2. 学习用恰当的语言和格式写博客帖子。
3. 培养学生自学以及合作学习能力，引导学生主动学习。
4. 培养学生批判性思维，引导学生对网络安全进行批判性思考。
重点难点
重点：
获取文本信息和博客帖子的写作特点。
难点：
用恰当的语言和格式写博客帖子。
教学准备
教师准备：
关于网络安全的博客帖子。
学生准备：
复习现在完成时的被动语态、表达建议的句型和网络安全的相关词汇。
教学过程
Step I 学习理解
活动一:获取与梳理
1. Recgnize the discurse befre careful reading. Ask students t scan the text and judge the type f the discurse: a blg pst.
2. Ask students t read the blg pst and answer the fllwing questins.
(1)What’s the main idea f the blg pst? Write a title fr it.
(2)What guidelines des the authr prvide fr staying safe nline?
(3)Wh are the nline trublemakers the blg pst mentins?
Suggested answers：
(1)Main idea: It talks abut hw t surf the Internet safely.
Title: Staying Safe Online
(2)①Ifyu see r read smething that makes yu feel uncmfrtable, leave the site immediately.
②Prtect yur privacy.
③Be plite.
(3)Trlls and cyberbullies.
3. Discussin.
D yu have any mre tips fr hw t surf the Internet safely? Share yur ideas with a partner.
【设计意图】根据文本特征设计了三个环节，识别语篇、提问与讨论，旨在提高学生语篇认识，获取语篇的主要信息。
Step III 应用实践
活动二:分析与判断
1. 分析博客帖子的文本特征
Grup-wrk: Read the blg pst again and try t analyse the structure：
(1)What parts shuld be included in a blg pst?
(2)What des the blgger write in each part?
(3) Theblgger explains the wrds "trll" and "cyberbully", by giving examples and cmparisn.
(4)Whatnew wrds are explained in the bdy part, and hw?
(5)What wrds and phrases des the writer use t rganise the infrmatin in the bdy part?
Suggested answers：
(1) Intrductin, bdy and ending.
Intrductin: Tell the reader abut himself/herself and what he/she knws abut the tpic.
Bdy: Tell the reader what they shuld d r keep in mind and define sme new wrds r key terms.
Ending: End by asking the readers t write cmments.
(2)〜（4)(答案略)
(5)First f all, secnd, and third.
2. 赏析语言
Write yur wn sentences accrding t the examples.
(l)T give an intrductin：
Example：
Tday I thught I’d blg abut a questin that has been asked many times—hw d yu stay safe nline and avid bad experiences n the Internet?
Yur sentence: __________________________________________________
(2)T identify a new wrd：
Example:
A trll is a persn wh psts cmments r questins in rder t stir up truble nline.
Yur sentence: _________________________________________________
【设计意图】活动二通过阅读课文，分析文本特征和赏析语言特征，挖掘主题意义，学习语篇的写作特征，有助于提高学生对博客帖子写作的认识和理解，为后续写作做了有效铺垫。
活动三：实战演练
1. Cmpse yur blg pst.
Chse ne f the tpics belw and use the ntes t draft yur blg pst.
2. Write yur wn blg pst accrding t the brainstrm.
【设计意图】本活动为写作实践，学生以小组的形式，根据选择的主题，釆用头脑风暴的形式讨论如何构建博客帖子的介绍、正文及结尾等，降低学生写作难度，增强写作信心。
Step III 迁移创新
活动四：批判与评价
1. Exchange drafts in grups f fur and assess each ther’s wrk accrding t the checklist：
Des the writer tell the reader what he/she knws abut the tpic?
Are the tips and suggestins well rganised?
Has the writer defined the new wrds?
Des the writer end by asking readers t leave cmments and/r suggestins?
Can yu find any grammar r spelling mistakes?
2. Learnfrm each ther.
3. Ask each grup t recmmend a student’s writing. Chse tw f the recmmendatins t share with the class.
【设计意图】该环节通过小组合作，对组内成员的博客草稿进行综合评价，通过相互学习，加深对主题意义的理解和多元思维的培养，实现深度学习。
板书设计
Unit 3 The Internet
Perid V Reading fr Writing
I . 学习理解
活动一：获取与梳理
II. 应用实践
活动二：分析与判断
活动三：实战演练
III. 迁移创新
活动四：批判与评价Online shpping sites
Scial netwrking apps
Online chat rms
•Use a website yu are familiar with.
•Use strng passwrds.
•Dn’t use public cmputers.
•Dn’t pst persnal infrmatin.
•Dn’t believe everything yu read.
•Be plite.
•Dn’t give ut t much infrmatin.
•Never meet smene yu met nline alne.