1. Point out the two columns and read the headings: -er, -ier and more

4.Ask several pairs to say one or more of their conversations to the class.

　Step6. Listen and write(cultivate the autonomous learning)

3.Ask students to work in pairs like this and make their own conversations about the people in the picture .

2. Say the sample conversation again with a student.

1. Point out the sample conversation in activity 1c.

3.Check the answers.

Step5. Pair work (cultivate the cooperative learning)

2. Play the tape.

1. Ask students to listen to the conversations and number the twins.

4. Task 1. What’s change in your life? (use the photos )

Step4.Practice

3.Ask students to describe each picture in activity 1a.

(Appliance Teaching--应用教学)