Learning about Language特级教师教学实录

教师寄语：Nothing is difficult for a willing heart. 世上无难事只怕有心人。

Unit 3 computers

Reading : Who am I ?

Teaching aims: 1.to learn the useful words and expressions in reading.

2.to learn about development and basic knowledge of computers. 3. to learn different reading skills.

Teaching important points: 1.to learn the useful words and expressions in reading.

2.to learn about development and basic knowledge of computers. Teaching difficult point: to learn different reading skills.

Teaching methods Autonomous leaning, cooperative learning, presentation Teaching Procedures: Step I Guessing who am I? 1. I am very old now. I was born in China. Many people used me for calculating 计算in the past, but now I am a bit lonely because they don’t like me now. 2.I am a machine which is a good helper in doing house work. I wash clothes for people. 3.I can be used for calculating. Besides, I can also be used for watching DVD, sending e-mail and communicating through the Internet. However, I am not a PC, because I’m small enough for you to take me with you.

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Period 1 of Unit3 Computers

教师寄语：Nothing is difficult for a willing heart. 世上无难事只怕有心人。

Step II

Skimming : Get the students to read the passage and answer the following questions. 1. Who am “I” according to the text?

A.A Tvset

B. A computer

C. A radio

D. The internet 2. The text is written in an order of __

3.What’s the main idea of this passage?

A. The development of computers.

B. The development and use of computers.

C. A machine which is simple-minded.

D. Computers may replace human beings.

阅读遍数

自我评价

同伴评价

学科长评价

小组长评价

阅读等级ABC

My questions and problems

__________________________________________________________________________________________________________________________________________

_____________________________________________________________________

____________

Step II Scanning : Lead the students to scan the information about the development of computers, read and fill in the blanks.

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Period 1 of Unit3 Computers

教师寄语：Nothing is difficult for a willing heart. 世上无难事只怕有心人。

3．Read the text and then fill in the blanks. Over time I have been changedTopic ①______________________________quite a lotsentence_________.Para.1(1)calculating machine(2)analytical machineSupporting (3)②_________________universal machinedetails(4)PC(5)laptopPara.2These changes only became possible as my memory improved.tubes(1)③______transistors(2)④__________Supporting (3)chipsdetails(4)networkWorld Wide Web(5)⑤________________

Topic sentenceTopic sentencePara.3Supporting detailsthe 1970sSince ⑥_________ many new applications have been found for me.communication(1)⑦______________(2)finance(3)trade(4)robots(5)mobile phonesspace rockets(6)⑧_____________(7)providing a life of high quality

1642

1822 The analytical machine was made by Charles Babbage

1936

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Period 1 of Unit3 Computers

教师寄语：Nothing is difficult for a willing heart. 世上无难事只怕有心人。

1940s

1970s

Now

The first family of computers was connected to each other

问题拓展评价

Retell the passage

I began as a ____________ machine in 1642.It took nearly two hundred years___________ I was built as an _____________machine. I became a “universal machine” in 1936 to ____________ any mathematical problem. I was very big at one time. However，as time________ ___________, I was made ________and_________. I was given a family ____________ by a network in the early 1960s.I was able to ___________ my knowledge with others __________ the World Wide Web. I have been widely used in many fields，such as in communication, ____________, trade and medical ____________. I have also been put into robots and space rockets to ____________ the Moon and Mars. I’m glad I am a ____________friend and helper of the human race.

错误个数

同伴评价

学科长评价

小组长评价

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Period 1 of Unit3 Computers