teaching aims: 1. students are expected to understand the text and retell the main points of the passage; 2. encourage students to participate in the discussion fully.. 3. get students to master the skills of how to read a play.. teaching important and difficult points: differences between a normal text and a play. teaching methods: individual and group work teaching procedures step 1. warming up and leading in 1. ask the students to look at the pictures in page 21 and tell some of their growing pains.