江苏省海门市正余初级中学九级英语全册《UnitWhenwasitinvented》教案人教新目标版

《Un it 9 Whe n was it inven ted
单元目标与要求
教案目标：1.谈论重要发明的发明时间、发明者和用途。

2了解薯条,茶和篮球的发明历史。

语言结构：被动语态
语言功能：谈论重要发明的发明时间、发明者和用途
语言目标：Whe n was the car inven ted? It was inven ted in 1885.
Who were they inven ted by? They were inven ted by Edis on. What are they used for? The'e used for see ing in the dark.
重点词汇及短语：salty, sweet, sour, crispy, pleasant, potato
chips, slipper, leaf, fire, scoop, light bulb, microwave ove n,
abacus, camera, beverage, be inven ted by, be used for, by mistake,
by accide nt
教案重点：应用被动语态讨论重要发明的时间、发明者和用
途
教案难点：如何描述一项新发明的来历和用途
学习方式：自主合作学习
技能目标：能够谈论发明的历史和用途，能够对生活中的发明发表自己的看法，能够解决生活问题，设计新发明。

情感目标：充满想象力，善于观察事物面对难题，用积极的态度解决，发挥创造能力，认识世界，改造世界第一课时
教案内容与分析
教案内容：Sectio n A 1a-2c
教案目标：
a. 能够掌握基本单词和词汇invent, be used for, scoop, adjustable, battery, operate, slipper, light bul
b.
b. 能够运用基本句型进行提问。

When was it/were they inven ted?
Who was it/were they inven ted by? What is it/are they used for?
教案重点、难点分析：
教案重点：单词，词汇和句型。

教案难点：运用被动语态谈论发明的发明者及用途。

课前准备
本课时的教案课件以及一些单词，短语卡片。

教师设计
教案步骤建议和说明
\热身/ 复习(Warm-up/Revision )
Greet in gs.
Talk about someth ing in un it 8.
\呈现/ 操练(Presentation/Practice
heel, 爱迪生是众所
Prese nt two pictures of Thomas Edis on and a light bulb.
T: Look at the picture on the Scree n. What's that in
En glish?
Ss:...
T: It's a light bulb. (Students read “light bulb ” after the teacher repeatedly.) T: Who i nven ted the light bulb?
Thomas Edis on inven ted the light bulb in 1879.
Play a short game:
a. Teacher ask four Ss come to the front and give each of
them a card with Thomas Edis on. Inven ted, The light
bulb, In 1879 on it. Then ask them to sta nd in order like the sentence.
Thomas Edis on inven ted the light bulb in 1789.
b. Excha nge the order of Thomas Edis on and the light bulb
and ask Ss:
Is it right now? Can we say like this?
c. Ask the fifth and sixth Ss with card of Was and By to
cut i n line and orga nize the right sentence.
Teacher write the three sentences on the Bb and explain the Passive Voice and the Active Voice. Ss read them after the teacher repeatedly.
Prese nt the inven ti ons of the train and the pla ne.
T: Talk with your part ner about the inven ti ons with the words give n by using the Passive Voice and the Active Voice.
Ask a few pairs to say the dialogues like below:
A: Who inven ted the train/ pla ne?
B:…
A: When was it inven ted?
B:…
\ Work on 1a
T: We know the light bulb was inven ted after the train. But it was inven ted before the pla ne.
Now let ' s look at more inventions: the personal computer, . the car, the calculator, the telephone and the TV. In what order
do you thi nk they were inven ted.
Ss work in pairs and talk about their ideas like this:
A: I thi nk the teleph one was inven ted before the car.
B: I think the teleph one was inven ted after the car.
\ Work on 1b and 1c
Ss listen to the tape twice and match the inventions with
the dates.
Ss do pair work and check the an swers with their part ners
like:
A: Whe n was the teleph one inven ted?周知的发明家。

学生
了解的比较多。

通过游戏来教语法既能活跃语法死气沉沉的课堂，又能让学生乐于接受，牢记于心。

用火车和飞机的发
明来呈现学生知道的
人比较多，因为社会书上有着方面的知识。

听力材料生词很
B: I thi nk it was inven ted in 1876.
The whole class check the an swer together.
\呈现 / 操练(Presentation/Practice
)
Prese nt a teleph one . Make a dialogue with a stude nt like this:
T: When was the teleph one inven ted? S1: It was inven ted in 1876. T: What is it used for?
T and S1: It is used for talk ing with people. Teacher expla in the key senten ces: What is it used for? It
' s used for talking with people.
Ss do pair work and talk about other inven ti ons like the model. Ss act out their dialogues in front of the whole class.
\ Work on 2a and 2b
Prese nt the three inven ti ons shoes with adjustable heels, battery- operated slippers and heated ice cream scoop in the dialogue. Listen and number the inventions in the order.
Liste n aga in and match the items in colu mns A, B, and C.
Check the answers like this: “ The shoes with adjustable heels were inven ted by Jayce Coziar and Jamie Ellsworth.They are used for changing the style of the shoes _______________________________________ . ” \ Pole play
Ss talk about the inven ti ons in the dialogue. They can use their own n ames to substitute the difficult n ames.
① What is it/are they? It is/They are ... ② Who was it/were they inven ted by?
It was/They were inven ted by ...
③ What is it/are they used for? It's/They're used for
\ Homework
Liste n to the two con versati ons in 1b and 2a and imitate. Surf the internet and find more inven ti ons. In troduce them to the whole class ,us ing:
It was/They were inven ted by ___________ . It was/They were inven ted in ____________ . It is/They are used for ________________ .
多，先呈现新单词 扫除一些障碍。

对话中复杂、难 读的人名，给学生 造成很大的障碍。

教师可以有意识地 替换成班级学生的 名字，学生朗读更 容易，学习气氛更 活跃。

Un it 9 When was it inven ted?
第二课时
教案内容与分析： 教案内容： Section A: 3a-4
教案目标：针对各项发明的用途和特点，发表观点并陈述原因。

教案重难点： 描述各项发明的用途并说明原因。

课前准备： 本课时的课件 教案设计：
\热身 / 复习(Warm-up/Revision )
Greet in gs.
Do duty report and check theirhomework.
\ 游戏(Guessing game ) Teacher hold a box with a lot of hand. Divide the Ss into A and B two groups. One stude nt from group A ask some questi ons : Eg: ① Who was it/were they inven ted by? When was it/ were t hey inven ted? ② What is it/are they used for? ③ Is it/Are they used ...?
about the invention. One student from the invention answer them. If A can inven ti on, he can get the inven ti on. A and B take
inven ti ons in B who has
guess the 学生仔细听并猜测他 们的发明。

这个环节能 够检查学生完成作业的 情况，巩固第一课时的 重要语言点，以游戏娱 乐的情景完成课前复 习。

Blackboard Desig n
Who i nven ted the light bulb?
Edison invented the light bulb in 1879.
The light bulb was inven ted byEdis on in 1879. A: When …?
B: I thi nk ....
A: What is it used for?
B: It ' s_used_for_talking with people.
Role play:
A: What is it/are they? B: It is/ They are ...
A: Who was it/were they inven ted by? B: It was/They were inven ted by ... A: What is it/are they used for? B: It' s/They're used for …
建议与说明
turns to guess. At last, the group who has more inventions is the winner.
\呈现/ 操练(Presentation/Practice )
Make a list of the inventions at school and
home as more as you can, e.g. bike, bag, pen cil, batteries, etc.
Inven ti ons at school: ______________________ .
Inven ti ons at home: __________________________ .
Divide your inven ti ons into two groups:
Helpful inventions: _________________________ .
Annoying inven tions: ______________________
\ Work on 3a and 3b
Pair work: Discuss your opinions with your group.
A: What do you think is the most helpful invention? Why?
B: I think the most helpful inven ti on is the light bulb.
Because it gives people more time to work and play every day.
Fill in the form: make a list of at least five
helpful inven ti ons and annoying inven ti ons and
give your reas ons.
让学生在自己的身边寻找更多的发明就更能体会什么发明是有帮助的，什么发明是惹人烦的。

学会合理应用身边的发明
的事物去解决生活中的难题。

Report: One represe nt from a group report your
result.
\ Work on 4 Group work
T: Imag ine your group is alone on a tiny island. You can only have five
inventions
with
you on the island. What would you like to choose and why?”
Discuss in groups and decide on five inventions. Talk like in 4and fill in the form below in groups.
\ Homework
Write a short article Inventions In My Life ” . most importa nt inven ti ons Write more in formatio n about “ 5 Importa nt Tell us, what are the in your daily life?
about them and the
reas ons. Blackboard Desig n
Unit 9 When was it inven ted?
第三课时
教案内容与分析： 教案内容： Section B: 1a-2c and self-check 1
教案目标：
a.能够掌握 食物味 道的新 单词： crispy, salty, sour, by mistake, chef and
学生可以根据自己的 兴趣，通
过查书籍、上 网等形式，查找相关资 料，介绍发明者、何时 发明的、有何用途等。

Group A: Group B:
Who was it/were they inven ted by? When was it/ were they inven ted? What is it/are they used for? Is it/Are they used...?
Report: One represe nt from a group report your decisi ons.
spri nkle.
b. 了解薯条的发明历史。

教案重难点：
教案重点：单词，词汇和句型。

教案难点：了解并复述薯条的发明历史。

课前准备： 本课时的课件 教案设计：
\热身 / 复习(Warm-up/Revision )
Greet in gs.
Did you do any housework at home last weeke nd? What was done by you?
In terview your classmates in groups and make a
Ask some stude nts to share their survey results and judge who was the most tired and hard-work ing stude nt last weeke nd. Cheers for him/her!
\呈现 / 操练(Presentation/Practice
)
Make a list of your favorite food on paper. Let's have a food game! Fill in the chart as soon Ask stude nts to expla in the words — sweet, sour,
salty and crispy with the food list and read after the teacher repeatedly.
Count the kinds of food in groups and judge which group is the Food Expert.
建议与说明
对学生进行情感教 育，周末在家要帮助父 母做家务活，并表扬班 级里最勤快，最有孝心 的学生。

\ Work on 1a and 1b
Describe the four kinds food how they taste in 1a.
Write the names of more food after each description words in 1b. Work on self-check 1
\ Work on 2a and 2b
Free talk:
What 's the most popular junk food?
How much do you know about the history of them? Who were they invented by? When were they invented? How were they invented?
Read the statements in 2a and try to answer the questions above with the information in the chart. Ask students
to
explain
the m
in a simple
way if necessary.
Listen and circle a
T ” or
“ F ”
Read through the
line s in 2b and ge t
familiar
with the missing blanks according to the passage. Listen again and complete the sentences.
Listen again and then fill in the missing words.
\ Role play
Role play the conversation about the invention of the potato chip. Use the information from 2a and 2b.
Ask two pairs to read the conversation in 2c to the class.
\ Homework
Go over the history of chips in 2a & 2b and write a short essay about it.
Look for the invention of tea by the Internet or reading the books.Then copy the information on paper. Blackboard Design
通过回答下列问题 的方式，自然地引出听 力内容，并激发学生的 学习欲望，也能够浏览 课本中的表格，提前预 知一部分基本信息。

为 听力扫除一些障碍。

降 低难度。

预习新 知识，扩大 知 识面。

Unit 9 When was it inven ted? Do you know were inven ted 1853
were crispy really salty
第四课时
教案内容与分析：
教案内容： Section B: 3a-4b and self-check 2 教案目标：
a. 能够掌握阅读课文的单词，词汇和句型： an cie nt, lege nd, produce, fall into,
in this way, pleasa nt, boil, bush, rema in, pie, flying disk.
b. 了解茶的由来，尝试描述一项新发明。

教案重难点：
教案重点：单词，词汇和句型。

教案难点：了解茶的由来， 尝试描述一项新发明。

课前准备： 本课时的课件 教案设计：
教学步骤
建议与说明
\热身 / 复习(Warm-up/Revision )
Greet in gs.
Retell someth ing about potato chips
② When was it inven ted?
③ How was it inven ted?
④ What kind of Chinese tea do you know?
Ask several students to read their different an swers.
\ Work on 3a
Read the article and write the answers to four questi ons in 3a. Discuss the an swers in groups. Ask students to read their
answers.
If it's
wrong, ask ano ther one to give differe nt an swer.
by mistake chef spri
nkle.
\呈现 / 操练(Presentation/Practice
)
Discuss in groups how much stude nts have got about the inven tio n of tea. T: Can you reply to the questi ons? ① Who invented tea?
这个环节既能检查 前收集资料的情况，又 in
formation
能提醒学生阅读短文时 注意重点掌握信息。

活 动旨在创造学生积极、 主动的思维方式。

Expla in some phrases or senten ces and give
examples.
Stude nts read after the tape-recorder. Then
read aloud by themselves un til they remember the gen eral in formati on.
Students close the textbook and try to retell the story in their own words.
Look at the words on the Screen and ask a few 阅读和理解能力并
stude nts to retell it.
by accide nt 1610 over three thousa nd years Shen Nong an ope n fire leaves
fall into smell taste 存，因此需要教师选择围绕本单元内容的其它材料，扩展阅读量，测试学生的能力。

限定时
Read and nu mber the dialogue. 间将下面对话中的句子排序，比
赛谁阅读速度No, I don't know. Was it the emperor of China? 快而且语感通顺流畅。

1 Do you know who inven ted the airpla ne?
___ I don't thi nk so. I think he inven ted tea.
___ What? I n ever lear ned that in history. How
did he invent tea by accide nt?
___ Oh, that's right. I remember readi ng about
that in history. A Chin ese emperor inven ted tea
by mistake a long time ago.
___ He tasted some hot water after leaves had
falle n in it. It was delicious
\ Work on 3b
Read the in struct ions to the class and expla in some new
words. 引导学生注意观察生活，感受生
活，培养学
Ss write an article using the no tes in the box. The teacher walks around the classroom and 生的创造力。

学生根据日常生活中遇到的困
looks through stude nts' articles. Help them solve some problems if they n eed. 难，发挥想象力和创造力，为此设计一项发明来解决所遇到的困
Ask a few to read their articles. 难。

\ Work on 4a
Discuss the problem s you have in your daily life in groups.
\ Work on 4b
Imag ine you are a bus in esspers on. In troduce your partner's new invention to the whole class and try to sell it to the class.
\ Homework
Write a simple in struct ions of your new inven ti on.
Fond out the in formati on about the abacus, umbrella, binoculars, camera and bicycle. Write them dow n beside the pictures in self-check 2. Blackboard Desig n
by accide nt
over three thousa nd
years ago
an an cie nt Chin ese
lege nd accord ing to drinking water
over an ope n fire fall into remai n
there produce a pleasa nt smell in this way
第五课时
让学生走向市场，发明。

这篇写作能够总结 本课时的中心语言结 构，更能够连贯本单元 的重要语言知识点，活 学活用，刺激学生学英 语的积极性。

烦躁、乏 味、重复的作业不复存 在了，代替它的是大家 感兴趣的活动。

Unit 9 When was it inven ted?
教案内容与分析：
教案内容：Readi ng
教案目标：
a. 能够掌握阅读课文的单词，词汇和句型。

notice, including, knock, below,
rise n,…
b. 阅读篮球发明的历史，依据记忆图片的提示，掌握文章中的重要信息。

教案重难点：
教案重点：单词，词汇和句型。

教案难点：依据记忆图片的提示，掌握文章中的重要信息并复述课文。

课前准备：
本课时的课件
教案设计：
\热身/ 复习
(Warm-up/Revision )
谈论2008奥运会的情况，让学生对国家大事有更多的了解。

情况增强爱国情感。

\ Pre-read ing
Give students 2 minutes to list eight sports played in China. Then discuss the results with the class In order of popularity, rank them with your partner. Share different
answers. But find out
which sports are con sidered the 3 most popular.
Prese nt someth ing about basketball.
\ While-readi ng
Fast readi ng:
Who inven ted basketball?
When was the basketball inven ted?
How did he inven ted it?
Read the article again and write T(true) or F(false) before each sta teme nt.
()1. Basketball is played in more than 200 coun tries. ()2. A doctor from America inven ted basketball.
()3. The first basketball game was played in 1891. ()4. The aim of basketball is to try to get a
培养有效的阅读策略，让学生从快速阅读中获取需要的主要信息。

细读文章，对课文
有深入的了解。

文章中难点短语和句子比较多，解释一些为理解扫清一些障碍，让大部分的学生能够掌握。

建议与说明
Greeti
ngs
Free talk:
Talk somethi ng abo ut 2008 Olympics
女孩子对这方面的知识了解
较少，有的根本不感兴趣。

ball into the “basket ” for players.
()5. There aren ' t foreign players in NBA.
Expla in the key phrases and senten ces.
Read after the tape-recorder aloud and try to remember the in formati on by min d-mapp ing.
\ Work on 3a and 3b
Ask students to complete the information in
the min d-map without readi ng through the article.
Add more det ails beside each map.
Answer the questions without looking back at
the article but from the mi nd-map
With the mi nd-map, try to retell the article.
Make a list of advantages and disadvantages about being a basketball player in “ Secti on 4 Go For It ” if we have time.
\ Homework
Surf on the Internet and find some information
about Yao Ming. Write a compositi on "If I were
Yao Mi ng,….”
Blackboard Desig n
上网寻找了解姚明在美国火箭对的情况，让他们对名人的情况有更进一步的接触.满足他们的好奇心.让名人的力量来激励自己向前进.。