Language Focus:

Words: able, neatly, own

Phrases: be able to, keep working on it, change the world more, the second most useful invention

Sentences: I’m trying to get it to write more quickly.

         Which of these would you most like to own?

Grammar: The infinitive

Teaching Objectives:

1.    Learn to talk about the new inventions orally.

2.       Understand the whole lesson and read it fluently.

3.    Master the following materials:

Words: able, neatly, own

Phrases: be able to, keep working on it, change the world more, the second most useful invention

Sentences: I’m trying to get it to write more quickly.

         Which of these would you most like to own?

4.    Learn the use of the infinitive: (1) as object

Properties: Recorder, Overhead Projector

Teaching Procedures:

Ⅰ. Organizing the class.

Greeting and make a duty report

Ⅱ. Revision

1.    Check the homework.

2.    Revise some words of the inventions.

Ⅲ. Presentation

Make a suppose: If you can’t write quickly.

What do you want most?

Ⅳ. Read and say

Listen to Part 1 and answer the following questions.

What is David doing?

Why is he doing that?

Does it work?

Read and learn.

Teach: (1)get it write more quickly让它写得更快。 Get sb. to do sth.

(2)be able to 与 can的区别

  时态：be able to 用于不同的时态；can只有原形过去形式

  意义：be able to 能做某事；can有更多的意思，如：表示允许；表示猜测

(3)neatly  adv.  Write neatly; put the books on the shelf neatly

(4)keep doing sth.= not give up doing sth.

(5) work on sth. 从事…

         Read and act it.

Ⅴ. Practice

1. Read the dialogue in groups.

(1-3 groups for Tina; 4-6 groups for David) then exchange.

2. Practice in pairs and then exchange.

3. Have some pairs read the dialogue for the class.

Ⅵ. Ask and answer.

1. Show a picture of a telephone. Ask: What’s this called?

Then ask: Do you know any other words that begin with tele-

Help the students to answer: television.

The telephone and television are useful inventions.

Then ask: What inventions do we have in the street / in a factory / on a farm?

Then ask: Which of these do you think is

(1)   the most useful invention?

(2)   the second most useful invention?

(3)   the third most useful invention?

Ⅶ. Workbook

Do Exercise 1 orally. Have the students in pairs.

Discuss Exercise 2 in groups of four.

Get the students to give the answer.

Ⅷ. Exercise in class.

Ⅸ. Home work

A.       Workbook ex. 2 &3

B.    Recite Part 1