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teaching material. In this unit students learn to talk about imaginary situations . Such topic enables students to activate their imagination and raise learning interest of students . Most of students are active in such activities. I’ll talk about the first period of Unit 4. The first period introduces the key vocabulary words and the target language in this unit. The topic,what would you do if you had a lot of money makes the introduction easier. aims of this lesson. 1. Knowledge objects: Students will be able to understand the grammar of subjunctive mood, some important phrases and sentences. 2. Ability objects: To train students’ listening and speaking skills. 3. Moral objects Remember it’s really being cool to realize your dream through great efforts. II. Key points and difficult points. 1. Key vocabulary : million, medical , research, tie, what if 2. Target language: What would you do if you had…. 3. The structure : I would / I’d do…. about the students 1. Most of them don’t often use English to express themselves and municate with others . 2