北师大版选修七Unit 21 human biology Lesson 2 Brain Power学案 (1).docx

课题unit 21 lesson 2 brain power课型listening第 2课时教学目标知识目标来1. to practice using phrasal verbs.2. to practice using the vocabulary of parts of the body.3. to practice using the vocabulary of science.能力目标to practice using listening strategies for completing a text.情感目标to get the students know more about our brain power.内容分析重 点the useful expressions in this unit.难 点1. to practice giving and asking for advice.2. to practice using phrasal verbs.关 键 点the words, phrases and the grammar教法学法team-work and communication approach.教具学具multi-media a tape recorder 教学过程教材处理师生活动修改与创新i warming upii listeningiii. listening and speakingiv. speakingv homeworki. warming upt: first lets read the words about brain. now read together.s: t: every day we use our brain. especially our students all hope to own clever brain. however, how much do you know about your brain? how does it work?ii. listeningbefore you listen, read the text, and predict what kind of information you need, do the exercise 2 listen to a science lesson, use the strategies to complete the gaps in this summary.listen to the tape again do the following the exercise.1. the brain _. a. looks like a potato. b. weigh 20 of the body. c. control all our movements.2. the different areas of the brain _. a. are responsible for different function. b. have no connection. c. havent been mapped.3. it is _ that listen and see whats happening around us. a. ears and eyes. b. brain c. nervous system.answers : c a biii. listening and speakingdo the exercise 3listen to the lesson again and answer these questions.1. how do you think the teacher feels about his subject?2. what example does he use to explain the way the brain controls different parts of the body?3. what does he compare to a film studio?answers: 1.enthusiastic 2. computer 3. the areas of the brain related to controlling sight and hearing.iv. speakingwhich piece of advice do you think is the most useful?