北京市丰台区王佐中学中考英语复习 Unit 4 Lesson 13 The food is placed in the oven教案.doc

Unit 4 Inventions and InventorsLesson 13 The food is placed in the oven.

课题: Unit 4 Inventions and Inventors
Lesson 13 The food is placed in the oven.
(Period One)
授课时间：12. 6——7 授课年级：
教材依据：
教学内容
1． 话题：Popular science and modern technology-recent inventions
2． 词汇：microwave, oven, switch, serve, absorb, plate; microwave oven, turn into
3． 句型：The food is placed in the oven.
The microwaves are absorbed by the food.
4． 语法：一般现在时的被动语态：主语+am/is/are+过去分词。
教学目标
通过本课学习，
1. 学生能够通过填写流程图、判断正误、回答问题的方式获取并理解微波炉使用方法和工作原理的相关信息；
2. 学生能够口头介绍微波炉的使用方法，并写出简单的操作说明；
3. 学生能够归纳出一般现在时被动语态的构成形式并体会其意义；
4. 学生能够阅读简单的使用说明，增加生活常识。
教学重点
学生能够通过阅读, 获取并理解微波炉的使用方法，通过观察、理解、归纳和运用的过程发现一般现在时被动语态的语言结构，理解一般现在时被动语态的句型意义。
教学难点
学生能正确使用一般现在时被动语态描述家用电器的使用方法。
教学资源
教材、黑板、粉笔、多媒体课件、学案。

教学过程
教学环节与
时间安排
教与学的过程
设计意图
Warm-up
(5 min)

Step 1. Students focus on the topic of this unit and
lesson.
1. Students get to know the topic of this unit by
observing the picture on page 43.
2. Students focus on the topic of the lesson and learn
the words microwave, oven.
Step 2. Students will review vocabularies.
1. Students check the vocabularies in groups.
2 Students share the answers in class.
3. Students point out and correct the mistakes.
学生通过观察图片，关注本单元及本课话题。

学生君朋合作核对预习作业，复习话题相关词汇.。
Language
input
(22 min)

Step 1. Students will get the general information
about the conversation.
1. Students get the information about the speakers.
2. Students get the information about the main idea of
the conversation.
3. Students guess the place of the speakers.
Step 2. Students will get detailed information about the conversation.
1. Students number the lines of the conversation.
2. Students get to know what the presenter and the
professor say.
3. Students get and understand the information about the
steps of using a microwave oven.
1) Students read and underline the sentences about
the steps of using a microwave oven.
2) Students complete the chart in exercise 1.2.
3) Students match the steps with the pictures.

4) Students check the answers in groups.
5) Students check the answers in class.
6) Students read the steps together.
4. Students get and understand the information about
how a microwave oven works.
1) Students read and understand the statements in
exercise 1.3 in groups.
2) Students read and do the exercise 1.3 individually.
3) Students check the answers in groups.
4) Students check the answers in class.
5) Students read the steps together.
6) Students read the correct statements about how a
microwave oven works together.
5. Students conclude the information of the
conversation.
Step 3. Students will understand more information and difficulties.
1. Students read the conversation with the speakers and
underline the difficulties.
2. Students understand the difficulties in groups.
学生通过回答问题关注对话基本信息。

学生通过划出步骤、完成流程图、匹配的方式，获取并理解有关使用微波炉步骤的信息。学生君朋合作讲习培养学生合作学习意识，提高课堂学习效率。

学生通过判断正误获取并理解微波炉工作原理的信息。学生君朋合作讲习，培养学生合作学习意识，提高课堂学习效率。

学生通过所获取的细节信息，总结对话内容。

学生通过君朋互助，教师指导，进一步熟悉对话。
Language
focus
(8 min)

Step 1. Students will sum up the structure of the
passive voice and understand the meaning
of the passive voice.
1. Students observe the sentences and discuss the
structure and the meaning of the passive voice in groups.
2. Students sum up and find out the structure and the meaning of the passive voice in groups.
3. Students share their ideas in class.
Step 2. Students will practice using the passive voice.
1. Students talk about how to use a microwave oven in
English in pairs according to the pictures.
2. Students share in class.
学生观察、发现、分析、归纳动词一般现在时被动语态的结构并体会其意义。学生君朋合作讲习，培养学生合作学习意识，提高课堂学习效率。

学生根据图片和提示词，初步练习使用被动语态说明微波炉操作步骤。
Language
in use
(8 min)

Students will introduce how to use a microwave oven.
1. Students talk about their opinions of using a
microwave oven.
2. Students get to know the situation.
3. Students discuss in groups.
4. Students get their work ready in groups.
5. Students share in class.
学生通过小组合作，共同完成任务，进一步熟悉一般现在时被动语态的结构及用法。

Conclusion(1 min)
Students review what they’ve learned in this lesson.
学生回顾本课知识内容。
Homework
(1 min)
1. 跟录音朗读单词和对话。
2. 组内完成并修改文段。
3. 阅读2.1，填空并在书中标出复印机的使用步骤。

板书设计
Lesson 13 The food is placed in the oven.
How to use it.
microwave oven 主语+am/is/are+动词过去分词
How it works.

授课时间：12.10.
第二课时
Step I Review
请同学回想上节课新学的语法：被动语态（结构、意义）。
请一个同学描述微波炉的工作过程（可先在小组内展示，然后请代表在全班展示）。
Step II Read and complete
1. 让学生快速浏览并填空（2.1），然后要求学生根据录音核对答案。
2. 让学生分小组练习用英语口头介绍复印机的操作方法。
3. 要求学生在练习本上抄写该部分被动语态的例句，比较主动语态和被动语态的区别。
4. 将下列句子变为被动语态：
We place food in the oven.
Mother takes the food out of the oven.
Nowadays, we find microwave ovens in many homes.
5. 再次小结，强调合适的情况下使用这一语法。
Step III Practice
1. 学生两人一组完成3.1的Match练习。
2. 独立完成3.2 Work it out, 然后核对答案。
提炼 be made of
be made from
be used by
be used for等短语，请学生说出含义以便正确使用。
3. Group work 挑教室里一、两样物品进行描述。
Homework:
1. 抄写生词。
2. 完成课本167页3及白皮练习册的内容。
3. 写一篇短文介绍一种家用电器或其他工具的使用方法。
板书设计：
Lesson 13 The food is placed in the oven.(2)

be made of & be made from
be used for & be used by
课后反思：