Unit 6 A Special Machine Lesson 2 （一）

程岩

一、教学目标

1. 准确读出、拼出本课新单词，掌握生词及短语的含义。

2. 理解本课课文，流利朗读课文。

3. 通过完成任务学会运用查读、跳读等阅读技巧。

4. 养成有目的地阅读的习惯。

5. 重点词汇和短语Mess， barber， suck， carpenter，

haircut。

6.重点语法项目：被动语态。

二、教学过程

1. Warming-up（3mins）

Activity1：Brainstorm the information about the inventions in the pictures.

T： Look at the pictures. What are they？

S1： They are bulbs， telephones， glasses and airplanes.

T： Would you like to tell us anything about the inventions？

S2： Bulbs were invented by Thomas Edison. He invented it after doing thousands of experiments. Its a great invention.

S3： Telephones are invented by Bell. We can communicate with people around the world anywhere anytime thanks to this great inventor.

S4： Airplanes were invented by Wright brothers. We can fly like a bird in the sky because of it.

S5： ......

【设计意图：激发学生兴趣，激活学生的背景知识，便于教师了解学生的知识储备，为进一步教学和学习做准备。】

2. Pre-reading （5mins）

Activity2：Brainstorm， talk about and finish the chart about flowbee.

T： Look at this machine. What is it？

S1： Is it an air conditioner？

T： Maybe. Its name is flowbee. Please talk about it in groups and finish the chart about it. What do you know about it？ What do you want to learn about it？

【设计意图：为阅读本课内容做准备，培养学生有目的的阅读习惯以及小组合作意识。】

3.While-reading（20mins）

Activity3：Students are required to read the passage “A Special Machine” and finish the chart about“What I have learned”.

T： Please read the passage “A Special Machine” silently.

【设计意图：训练学生查读、跳读及阅读中做记录的能力，通过默读理解课文，通过完成活动让学生明白本课的布局谋篇。】

Activity4：Read the text after the tape.

T： Read the text after the tape. Pay attention to the pronunciation and the intonation.

【设计意图：培养学生在阅读时的语音、语调、断句和停顿的能力，使学生能说出地道、准确的英语。】

Activity5：Read the passage again and underline the new words： mess， barber， suck， carpenter， haircut and write their meanings down.

T： Look at the words. Read after me. Mess， barber， suck， carpenter， haircut.

Ss： Mess， barber， suck， carpenter， haircut.

T： Read the text silently and underline the words in the text. Try to guess the meaning of the words in the sentences. Dont forget to tell us your reasons.

【设计意图：教会学生如何根据上下文中的线索去猜词意，训练学生的推测能力。】

Activity6：Read the text again and complete the following multiple choice exercises.

Choose the best answers.

（ ）1. What kind of machine is the Flowbee？endprint

A. A hair cutting machine.

B. A clothes cleaning machine.

C. A wood cutting machine.

D. A house cleaning machine.

（ ） 2. What was the job of the inventor of the Flowbee？

A. A barber. B. A carpenter.

C. An office cleaner. D. A salesperson.

（ ） 3. Why was the Flowbee invented？

A. To give more beautiful haircuts.

B. To make less mess when we cut hair.

C. To clean pieces of wood on the ground.

D. To give a nice feeling to our heads.

Check T for true or F for false.

1. Flowbees were invented in 1987. （ ）

2. Rick Hunt invented the Flowbee by adding some parts to a common vacuum cleaner. （ ）

3. Flowbees are sold only in the United States. （ ）

4. The first Flowbees were sold in a market near Hunts house. （ ）

【设计意图：训练学生利用阅读技巧获取具体信息的能力。】

4. Post-reading（7mins）

Activity7：Students are divided into several groups with 5 members. Each member is given a picture（教材43页图片） about the passage. They are not allowed to watch others pictures. Each member has to write one or two sentences to describe his own picture and they read the sentences one by one. After all the members finish reading， they need to organize the pictures according to the text.

【设计意图：训练学生的综合语言输出能力。】

5. Homework（5mins）

Students are asked to compare the chart “What I want to learn” and the chart “What I have learned”. After checking the questions they still need answered， they talk about how to find the answers after class.

The purpose of the activity is to develop the students ability of going beyond the text. Train the students ability of self-learning.

6. Blackboard designendprint