Learning about Language优秀教案

Unit3 Computers Teaching aims 1 .Knowledge aims (1)

Teach the students some useful vocabulary about computers and about the development of computers (2)

Help the students learn about the history of computers and basic knowledge of computers. 2. Ability aims Develop the students' reading abilities and help them learn different reading skills. 3. Emotion aims (1)Arouse the students' interest in learning about computers and show them how to use computers in their daily lives. (2)Help the students learn the advantages and disadvantages of using computers. Teaching difficulties and important points 1.

Help the students to learn more about history and basic knowledge of computers. 2.

Assist the students in learning different reading skills. Teaching methods 1.

Task-based teaching and leaning 2.

Cooperative learning 3.

Discussion

Teaching procedures and ways. Step1.Warming up What English words do you know about computers? keyboard ,screen, host computer, mouse…

Step2.Fast-reading: Who is the speaker in this text? What is the main idea of the text?

The advantages of the computer. The latest developments of the computer. The importance of the computer. The history of the computer.

Step3.Careful reading Task（1）. Read the paragraph, and read paragraph quickly, and find the topic sentence of each paragraph.

Task(2).Can you find the details of the development of computers?

Develop-mentEarly daysNamecalculatingA _________ machineAn ________ analyticalmachineuniversalA _________ machineFunction（功能）PoorSimplify difficult sumsThink logically and produce an answer quicklySolve difficult mathematical ____________problems__________Strong

Task(3)In what order is the text organized?

Task(4)Summarize the development of computers:

Calculating machineAnalytical machine分析机Universal machine万能机,通用机器计算器InternetComputerArtificial intelligence人工智能

Step4 .Discussion Discussion 1 Do you know in what ways computers are used today?

Discussion 2 Advantages and disadvantages of the computers advantages we can communicate with friends listen to music watch movies do shopping save a lot of time

do a lot of useful things

disadvantages May be harmful to health May affect study Can be a waste of time. Not getting enough sleep Step 5.Summary We have learned: (1) the development of computers. (2) the advantages and the disadvantages computers.

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