【正文】 Warmup activitiesStep1: Students are provided with chances to practice their spoken English by delivering a speech alone or cooperate with his mate.Step 2: Introduction:(1) Provide students with some knowledge about “Superman”.(2) Some questions relevant to the passage to check if students have previewed carefully.II. Understanding the text1. Analyze the structure of the passage.2. Introduce the main idea of the Passage B. Explain and illustrate the cultural background and language points in the text. 3. Guide students to the correct use of the words, expressions in the text through doing the related exercises. III. Detailed studies of the textLanguage Points1. approval n.— 1) admiration for someone— 2) the act of approvingExamples? He expressed his approval of the arrangement.? Dad indicated his approval with a nod of the head.2. invincible adj. — too strong to be overe or defeatedExamples? Young athletes think of themselves to be invincible.? That football team was once reputed to be invincible.3. ease n.— 1) the ability to do something without difficulty— 2) the state of being fortable and without worry and anxietyExamples? The retired couple lives a life of ease.? Let me put you at ease。 endangerExamples? I didn’t want to jeopardize my relationship with my new friend.? The soldier jeopardized his life to save his rade.17. fall into — pass into a specified stateExamples? You have fallen into a bad habit of repeating yourself.? She fell into modeling almost by accident.18. unlikely adj.— not expected。 we are all here as your friends, not to make life difficult for you.4. relax v.— bee less tenseExamples? The music will help to relax you.? His face relaxed in a smile.5. obstacle n.— something in the way that stops progress or makes it difficultExamples? A tree fallen across the road was an obstacle to our car.? Fear of change is an obstacle to progress.6. munication n.— the act or action of municatingExamples? Speech and writing are man’s most important methods of munication.? Good munication is vital in a large organization.7. break down — fail。 damage。 (of machinery) fail to workExamples? The peace talks have broken down.? We are sorry to arrive late, but the car broke down.8. short adv.— suddenlyExamples? The rider pulled his horse up short.? The driver stopped short when the child ran into the street.9. pitch v.— (cause to) fall heavily or suddenly forwards or outwardsExamples? The man lost his balance and pitched down the cliff.? His foot caught in a rock and he pitched forward.10. result in — have as a result。 veryExamples? He speaks very highly of the boy’s behavior.? It is highly improbable that they will accept our proposal.9. focus on — direct one’s attention toExamples? Today we’re going to focus on the question of homeless people in London.? As we can’t study all the resources, I propose we focus attention on one of them.? All eyes focused on him.10. academic adj.— 1) scholarly, theoretical, not practical— 2) of a college or universityExamples? This is the school calendar for academic year 2011 – 2012.? He possessed no academic qualifications.11. grateful adj.— feeling or showing thanksExamples? I was most grateful to John for bringing the books.? We are grateful to our neighbors for help in time of trouble.12. sign up — sign an agreement to take part in somethingExamples? We will not have the piic unless more people sig