人教版高一英语必修二教案《Unit 3 Computers》

人教版高一英语必修二教案《Unit 3 Computers》

【导语】进入到高一阶段，大家的学习压力都是呈直线上升的，因此平时的积累也显得尤为重要，无忧考网高一频道为大家整理了《人教版高一英语必修二教案《Unit 3 Computers》》希望大家能谨记呦！！

教案【一】 教学准备

教学目标

1. To practise listening comprehension.

2.To practise making decisions and reasoning

教学重难点

1. To practise listening comprehension.

2.To practise making decisions and reasoning

教学工具

课件

教学过程

Step1. revision

1. check the homework exercises.

1). It has been reported that children will be offered

free education.

It has been reported that free education will be offered to children.

2). It has been said that we will be offered the latest

computer science course book.

It has been planned that the latest computer science

course book will be offered to us.

3). I have been told by Peter that I will be lent his

notebook computer for a week.

I have been told by Peter that his notebook computer

will be lent to me for a week.

2. Question: What can computers be used as?

Step2. Lead-in

As we know, science and technology is developing very

fast and computers have become smaller and smaller. They

have been used in many fields. So, the 21st century is the

century of information technology What does it mean? Does

information technology/ IT only mean things like computers?

Of cause not. Actually, it means more than computers.

Computers are just one kind of IT. What else do you know is

part of IT?

(TV, radio, CD-ROM, DVD, books……)

Step3. Listening (SB)

1. Pre-listening: What are the changes brought by different forms of IT ?

What are the advantages and disadvantages of them ?

2. While-listening:

Go through the chart and make sure the students look at

the chart before they listen to the tape. (This is to

sharpen their attention and listen for the answers. This

will also help them get the gist of the text.) Then Listen

to the tape and finish filling in the chart. (If necessary,

play the tape for several times.)

Say: After listening to their talk, we know all kinds

of IT have both disadvantages and advantages.Let’s check

the answers together.

Type of IT Advantages Disadvantages

TV You can both listen and watch. You cannot write to

friends.

Web You can find information. It is very expensive.

Radio You can listen to English. You cannot watch a

film.

Book You can get information. Sometimes it is out of

date.

3. Post-listening:

1) (pair work): decide which type of IT is best for you to use right now. Make your choice and give your reasons by

using the following expressions.

I think that….

In my opinion, ….

I believe that….

I agree because….

I disagree because….

I’ve decided that….

2) (group work): Discussion :

Computers are useful and have brought us lots of good

things, but they also cause bad effects. What attitude

should we have towards the computer? (Make good use of it

but never get trapped by it.)

Step4. Speaking

1. Pre-speaking

Say: From what we have learn, we should admit that

computers and the web have a great influence on the school

education as well as people’s life. It has come into

people’s everyday life and many families hold computers in

their homes. Now there is a task for you.

2. While-speaking

1) Situation: You have been asked by your parents to help choose computers for your home. You and your friend

have looked at several computers. Talk about the special

things each computer can do. Make a decision about which

kind of computer to buy and explain why.

Information input: Show students some pictures of

different computers (desktop computer & laptop computer

& …)

Language input: Useful expressions (Repeat it to

strengthen students’ ability of use it.)

Supporting an opinion Challenging an opinion

I think that … , because … Perhaps, but what if /

about …?

First, … Have you thought about …?

One reason is that … What makes you think that …?

I think it is better because… I don’t like it because….

(Pair work )Use the expressions to support your opinion

or challenging other’s opinions.

2) Oral report: (individual work )

Do an oral report to your father and start your report

like this: I looked at many different computers. The one I

have chosen is the PEP personal computer. One of the main

reasons is that it is suitable for homes. I found that…