这是一份初中英语人教新目标 (Go for it) 版九年级全册Section B教案，共3页。

教学基本信息
学科
英语
学段
初中
年级
九年级
单元
Unit 6
课题
When was it invented?
总课时数
6
课时
Sectin B
(3a-Self Check)
课型
写作课
授课时间
教学目标及教学重点、难点
教学目标：
At the end f the class, the students will be able t：
summarize the passive vice f the past tense.
think abut yur prblem and think f the new inventin t slve yur prblem.
3. write a passage t describe yur inventin.
教学重点：
1. Key vcabulary:
prfessinal, nearly
take ntes, cme up with, lead t...
2. Key sentences:
a. This is because smetimes a few peple may invent things which are nearly the same.
b. It’s hard t tell wh came up with the idea first.
c. S sme peple dubt whether the inventr came up with the idea himself r herself.
3. Structure:
be+past participle
教学难点：
Write a passage abut an inventin.
教学过程(表格描述)
教学环节
主要教学活动
设置意图
Step 1
Review
(PPT 3-5)
1.Guide Ss t review the the passive vice f the past tense.
2. Make Ss read and remember them.
引导学生复习过去式的被动语态，为写作做铺垫。
Step 2
Warming-up
(PPT 6-8)
Shw sme pictures abut inventins in ur life fr Ss t lk.
2. Encurage Ss t think f mre inventins and try t talk abut them.
通过观察生活中的发明并讨论，导入3a。
Step 3
Writing
(PPT 9-12)
Wrk n 3a,3b.
1. Ask Ss t read the the instructins in 3a and then think f smething that they d nt like t d.Then think f an inventin that culd help them. Make ntes.
2. Make Ss discuss their inventins with partners.
3.Ask Ss read the instructin f 3b.
Imagine yu are a business persn. Write a descriptin f yur new inventin. Try t sell the inventin t the class.
4. Remind Ss t use the given structure t write a passage. Pay attentin t the passive vice.
This special pen was invented by Liu Jie.
It has three clrs and is used fr…
5. Chse ne f the gd passages and shw it t ther Ss.
6. Underline the gd sentences and crrect the errrs.
运用3b分组讨论生活中遇到的问题、发明和它的作用，为3b的写作提供素材。根据所提供的句式、文章结构写出短文，并进行短文点评，指出经典句子。
Step 4
Practice
(PPT 13-22)
Shw Ss sme mre pictures f inventins t lk and ask them t write anther passage abut Smart and creative inventins.
另外让学生练习写一篇关于智能的有创意的发明文章。
Step 5
Self Check
(PPT 23-27)
Task1
Ask Ss t read and review the wrds in the bx.
Fill in the blanks n their wn.
In pairs,crrect the wrk f each ther.
Read alud the passage.
Task 2
1. Ask Ss t say hw t write a passive vice sentence simply.
2. Ask sme Ss t write the sentences n the blackbard.Other Ss rewrite the sentences n their wn.
3. The class lk at the blackbard and check.
4. Read and translate them int Chinese.
Task 3
1.Make Ss read the instructins and understand hw t wrk.
2.Guide Ss t think back f the inventins in this unit.Quickly and simply describe them.
3.Ask Ss t chse ne inventin t finish the writing.
训练学生熟练运用所学的重点单词和重点句型。
Step 6
Exercises
(PPT 28-34)
Practice the language pints and grammar by ding these exercises.
用词型填空、句型转换和完成句子等形式练习本单元所学的重点单词。
Step 7
中考链接
(PPT 35)
D exercise t practice was/were +Ved
精选中考题练习过去时的被动语态。巩固本单元所学的重点语法内容。
Step 8
Hmewrk
(PPT 36)
1.Write an article abut yur favurite inventin.
2.D sme exercises abut passive vice.
3.Preview the new wrds in the next unit.
作业复习本单元所学的语法和语言点为主，并预习新单词等。
板书设计
Unit 6 When was it invented?
Sectin B (3a-Self Check)
Sample
This special pen was invented by Liu Jie. It has three clrs and is used fr taking ntes quickly. It is very useful if yu have a lt t write dwn. The pen cmes with a micrchip that can stre a list f cmmn wrds that yu will use. Yu can prgram the wrds yu will use ften int the micrchip’s memry, then assign a shrt frm t each wrd. When yu are writing, yu just need t write the shrt frms with the pen, press a buttn n the pen and the shrt frms will change int the actual wrds. The micrchip can cntain up t 50 wrds and yu can make changes t the list f wrds whenever yu need t.

教学反思
1. 本课时写了一篇开放性的作文。写作之前对重点词汇、句型、语法的复习尤为关键。
2. 引导学生写作时要正确运用被动语态。