文档文本内容
教 案
教学基本信息
学科 English 学段 初中 年级 九年级
总课
单元 Unit 6 课题 When was it invented? 6
时数
Section A 授课
课时 课型 听说课
(1a-2d) 时间
教学目标及教学重点、难点
教学目标：
At the end of the class, the students will be able to:
1. learn to understand and use the passive voice(past tense) be + v (ed).
2. learn to listen for the details.
3. learn to talk about the history of inventions.
教学重点：
1. Key vocabulary:
style, project, pleasure, daily, website, pioneer, list, mention...
with pleasure, such a great invention, in our daily lives, have a point...
2. Key sentences:
a. - When was the telephone invented?
- I think it was invented in 1876.
b. - What is it/are they used for?
- It's/They're used for…
c. For example,it mentioned that the zipper was invented by Whitcomb Judson in 1893.
3. Structure:
S+was/were+past participle…
教学难点：
Practice passive voice in the past tense in listening and speaking.Learn when to use passive voice.
教学过程(表格描述)
教学环节 主要教学活动 设置意图
1. Ask Ss to have a discussion about China’s
great four inventions.
讨论中国四大发
Step 1
2. Make Ss look at the pictures. Ask and 明，通过图片认识
Warming-up
answer the following questions. 表达四大发明的名
(PPT 3-5)
What is it? 词。
Who and when was it invented…
Step 2 1. Show some pictures for Ss to look and know 通过图片了解发明
Lead-in something about the inventors of the inventions. 家及其发明，导入
(PPT 6-7) 2. Ask Ss to match the inventions with the right 1a。inventors.
Work on 1a.
1. Show some pictures of inventions for Ss to
look.
将1a的4个图片按
Step 3 In what order do you think they were invented?
时间顺序排列好并
Presentation Discuss them with your group. Then number
用被动语态表达出
(PPT 8) them[1-4] (1=first, 4= last)
来，朗读。
2. Check answers and ask Ss to make up
sentences with was invented.
3. Read the sentences.
Work on 1b,1c.
1. Play the tape for Ss to listen and match the
inventions with the years.
2. Listen again and answer the questions.
Student B, cover the dates. Student A, ask
Student B when the things in the picture in 1b
were invented. Then change roles and practice
again. 完成1b并大声朗读
Step 4 A: When was the telephone invented? 句子。训练学生的
Listening 口语表达能力，学
B: I think it was invented in 1876.
(PPT 9-17) 习be used for为2a
3. Make Ss work in pairs. Ask and answer the
和2b听力做铺垫。
questions about the inventions with when and
who.
- When was the TV invented?
- It was invented in 1927.
- Who was it invented by?
- It was invented by Baird.
4. Look at the pictures and learn “be used for”.
Work on 2a,2b,2c.
1. Play the tape for Ss to listen and number
the inventions [1-3] in the order they hear
听2a和2b完成各自
them.
的听力任务。然后
Step 5 2. Ss listen again and complete the chart.
创造真实的语言环
Listening &Pair
3. Listen again and fill in the blanks. 境，学生利用2b的
work
4. Check answers. 对话信息进行交
(PPT 18-25)
5. Work in pairs to make conversations using 谈。熟练听力的基
the information in 2b. 本句型。
- What is / are … used for?
- It’s / They’re … used for …
Work on 2d.
分角色朗读使学生
Step 6
1. Play the tape for Ss to listen and repeat. 理解每一个角色的
Role -play
2. Work in pairs to role -play the conversation 表达任务以及情
(PPT 26-33)
in 2d. 感。扩展阅读材料3. Make Ss read the conversation and answer
the questions.
使学生开阔视野，
4. Ask Ss to have a summary about the zipper.
了解更多关于发明
5. Read more about the inventor Whitcomb L.
物和发明者的信
Judson
息。
6. Work in pairs. Talk about the Top 10
inventions that changed the world.
1. Explain the usage of invent, pleasure, mention... 讲解本单元的重点
Step 7
2. Explain the other usages of be used for, do 词汇以及句型，使
Language points
seem, have a point... 学生掌握这些用
(PPT 34-45)
3. Read the words and phrases. 法。
通过单选、词形填
空、填单词、完成
Step 8 1.Show some exercise to practice the key
句子和翻译句子等
Exercises words, the target language and key sentences.
形式练习所学的重
(PPT 46-50) 2. Check the answers one by one.
点词汇、短语以及
被动语态的用法。
将所学的知识与中
Step 9
Do exercises to practice the usage of be 考对be used for，
中考链接
invented by, invention. invention的考查连
(PPT 51-52)
接起来。
作业既设计了听
1.Listen to 1b and 2b.
力、对话表演等练
Step 10
2.Finish off the exercises. 习本课时的重点句
Homework
3.Make a conversation about some inventions. 型，也设计了开放
(PPT 53)
性的作业，开阔学
4.Role-play the conversation.
生的视野。
Unit 6 When was it invented?
Section A (1a-2d)
1. -When was the telephone invented?
-I think it was invented in 1876.
2. -What is it/are they used for?
板书设计
-It's/They're used for…
3. With pleasure.
4. You do seem to have a point.
5. For example, it mentioned that the zipper was invented by Whitcomb
Judson in 1893.
本节课主要通过听力、口语练习，培养学生熟练运用be invented by/ be
教学反思 used for描述物品被发明以及被使用的句型。前者一般用过去时，后者
用一般现在时。
