Step One: Show t he preview works (text-books and note-paper).

Teacher : 1. Draw a check table on the blackboard.

        2. Listen to the report from the winners. Try to find out how they preview, and then sum up .

        3. Show the aims for students to choose.

(At the same time, stude nts get into the next step gradually, one after another)

Step Two: Learn by themselves.

Students:

1. Decide your own aims.

2. Self-study:

1) Check the answers in 1a, and correct their own mistakes;

2) Listen to the tape twice, and finish 1b&1c; Then listen again and check the answers; follow the tape while listening.

3) Discuss your problems in groups.

3. Ask other groups or the teacher for help.

Teacher: Give instructio ns if necessary.

过去式的句式变换和规则动词的变化规律

Step Four:  Practice:

What was your last school trip like? Make conversations with your partner using the phrases in 1a and 1c. This are the drills available for you.