questions focusing on the general idea of the dialogue. This step is employed to make the student get the general idea of the dialogue as a whole one. At the same time let the students have a chance to practise their listening ability.

Questions :

1.Where will such dialogue happen in your opinion?

2.What are they mainly talking about?

2.Second listening

This time ask the students to listen to the tape carefully with their books open. After listening, ask the students some questions focusing on the details of the dialogue. In the meanwhile, deal with some language points raised by the students or appearing in the questions.

Questions: (Show the questions and answers on the screen using computer)

1. What does Kate want to do ?

2. Where would Kate keep them at first?

3. What does LiQun advise her to do?

4. What size tank should she get?

5. What should Kate put in the tank?

6. Why should Kate put a few large rocks in the tanks?

7. Why should Kate put some underwater plans in the tank?

Language points: (Show them on the screen using computer)

a. the other day = a few days ago

b They don't get enough air:

With a bowl, only a small surface area of the water is in contact with the air. So thewater does not receive enough oxygen.

c 30 cm by 30 cm by 50 cm.

We describe two-dimensional and three-dimensional measurements using the word by. So the length of the tank is 50 cm, and the width and height both 30 cm.

e underwater plants:

These plants oxygenate the water and keep it clean.

d For one thing = one reason (for putting plants in the tank)

Step 4 . Dialogue Drill

1.In this step the students are required to practise the dialogue in pairs by reading the dialogue aloud. This step is employed to make the students grasp the useful phrases and sentences pattern for making suggestions and replying on the base of reading the dialogue fluently.

2.Let the students find out the expressions and sentence patterns for making suggestions and replying in this dialogue , in the meanwhile show these expressions and sentence patterns on the screen by computer one by one. This step is employed to give the students a deep understanding of those expressions.

Step 5 . Practice (part 2)

In fact, this step is intend to deal with the second part of the lesson(part 2). First show the words and phrases given on the screen, using a multi-media computer, then ask the students to make short dialogues with their partners to practise making suggestions and replying, using the phrases given in the table of Part2 .Give the students 5 minutes to prepare it. Ask the students to pay particular attention to sentence stress and intonation. At last ask some pairs to act their dialogue out in front of the whole class. This step is employed to make the students get a further understanding of these expressions.

Step 6. Consolidation( Dialogue Production)

This step gives the students 5-8minutes to make a similar dialogue using the phrases and sentences patterns learned in this dialogue and everyday life experience according to the given situation (show it on the screen using a multi-media computer). After 5-8minutes,ask several pairs to act their dialogue out in front of the other students. At last the teacher give some advice on making such dialogues, in the meanwhile deal with the moral lessons which the students should learn from the dialogue (mainly told