Lesson 25

Period: The first period

Content: Lesson 25

Properties: Recorder, Overhead Projector

Teaching Objectives: Get the students to master some useful expressions. Get the students to know something about inventions learn the Infinitive.

Language Focus:1. Useful expressions

　　　　　　　　　2. The Infinitive

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

　　Ask the students to close their books and then listen to the tape twice.

　　Then ask the questions:

　　What does David want to do?

　　At last, check the answer and play the tape again for the students.

　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.

　　Complete the sentences

　1. 你认为在我们班上谁最高，谁第二高？

　　Do you think who is ________ ________ and who is ________ ________ ________?

　2. 他想发明一种钢笔。

　　He wants ________ ________ a kind of pen.

　3. 你需要坚持学习。

　　You needs ________ ________ ________.

　4. 我已经想出了一个办法来帮助汤姆。

　　I ________ ________ ________ ________ a way ________ help Tom.

　5. 请放弃这错误的想法。

　　Please ________ ________ the wrong idea.

　Ⅸ. Home work

　　Finish off the exercises in the workbook.

　　Answers:1.the tallest;the second tallest

　　1.       to invent;

　　2.       to keep studying;

　　3.       have already found out ,to

　　4.       give up