Learning about Language优质课教案推荐

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Unit 3

Computers 计划课时

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1. To have a better understanding of the main idea of the passage. 2. To enable the students to talk about computers and robots in English and express or support an opinion with suitable expressions

教学重点

To enable the students to grasp the progress of computers

教学难点

To learn about some language items and structures

教学方法

Cooperative learning; Task-based teaching and learning

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Step 1. Lead-in (Word puzzle ) T: The technology develops so quickly that many new things appear in human being’s life.

Let’s guess what they are:



An old calculating machine used

in

China until now.

(An abacus) 

It is built to solve some mathematical problems. But it is too big. (A huge computer) 

It is a new calculating machine which can solve a large number of mathematical problems.

(A calculator) 

It is a personal computer which can solve all kinds of problems and is used widely now.

(A PC / personal computer)

Step 2 Pre-reading

T: 

Have the computer and Internet become part of your life? 

How have computer changed our lives?

(What can you use them to do? ) S; I use the computer or Internet to:

type my homework /draw pictures/ play games

communicate with my friends./ gather related information for my lessons

buy the things I like, / listen to music / watch movies.

T: What else do you think the computer and Internet will help you to do ? Step 3 Predicating T: Who am I ?

( A computer ) The main idea of the passage: This is a short ________ of the __________ of computers. T: Find out three sentences to support who the speaker is in the story. 1.Then in 1822 I was built …. (Itself was the first design of a computer)

2.My real father was Alan Turing.(He designed the first real computer.) 3.However, people thought I was simple-minded until…., (It has artificial intelligence.) Step4 Scanning

T; True or False? 1.

In 1642 I began as a calculating machine and could solve any mathematical problem. F 2.

My real father was Charles Babbage, who wrote a book and build me in 1936. F

板书设计

1.Language points 2.Sentence pattern 3.Grammar 4. Homework

教学反思

Self-check

This is a chance for students to collect knowledge they have learned in the unit. Teacher can leave them some time to finish the questions in the chart. Doing this task can improve students ability of teaching by oneself. If they like they can have a discussion in pairs, teacher can walk among them and give them some help.