的签 Learn the new words and expressions of the text by heart The students are to be divided into several groups. Each group will be responsible for one part of it. Then in the class time, students may ask questions about some words or sentences in a certain part, and then the group, which is responsible for it, will answer the questions.Homework ◼ Learn the new words and expressions of the text by heart. ◼ The students are to be divided into several groups. Each group will be responsible for one part of it. Then in the class time, students may ask questions about some words or sentences in a certain part, and then the group, which is responsible for it, will answer the questions