Unit1 Using language 教案Step I Pre-reading1.Talk about the center of the solar system.“Do you know what is the center of the solar system?” Ask the students to look at the pictures on pages 7. And remind them of the common knowledge of “Su n-Centered Theo ry”.2.Talk about Copernicus .We know the first scientist is Copernicus. He was one of the first scientists to use mathematical observations to collect information. He believed the sun is the center of the universe and the earth and other planets went around it.Step II Reading1. Read through the passage, and tell whether the following statements are true or false.(1) At Copernicus’ time, Christian Church was in charge of many western countries.(T)(2) Copernicus noticed that observed from the earth, some planets appear in front ofor behind the earth. (F)(3) Copernicus didn’t show his new theory to his friends until he completed it. (T)(4) His friends were not interested in his ideas. (F)(5) Since he was not afraid of being attacked by the Church, Copernicus published hisbook as soon as he finished working on it. (F)(6) Newton, Einstein, and Hawking are all scientists who made contribution to thestudy of the universe. (T)2. Read careful ly and try to draw the two theories of the universe. This time the students are encouraged to read the passage carefully and then do the exercises and problems on pages 7. Encourage the students to fulfill them quickly and correctly. And check the answers together.Before Copernicus’ theory Showing Copernicus’ theoryA diagram showing the solar system A diagram showing the solar systemwith the Earth at its centre with the Sun at its centreStep IV language pointsUsing language1. lead toSuch a mistake would perhaps lead to disaster.All roads lead to Rome.Too much work an d too little rest often lead to illness.His work leads to success in the end.2. Only放句首的倒装Only then did I realize that I was wrong.Only with hard work can you expect to get a pay riseOnly when the war was over was he able to get back to work.3. make sense讲得通，有意义; make sense of理解Does that seem to make sense?No matter how I tried to read it, the sentence does not make any sense to me.Tom, don’t listen to her. What she is saying doesn’t make sense.Does it make sense to let children play with the matches?Can you make sense of what I said / what the writer is saying?It would make sense to leave earl y.4. be enthusiastic for (about)…对…热心David is very enthusiastic about the plan.They are enthusiastic admirers of that movie star.My parents are enthusiastic skiers.滑雪迷Your father likes to play gold; he’s really enthusiastic about it.5. be cautious of / about 对…谨慎，慎重(带有提防、迟疑的心理)She is cautious of hurting his feelings.He was cautious about committing himself.The bank was very cautious about lending money.6. point of view观点、态度If one has an open mind, it is easy to appreciate another’s point of view.From that point of view, the best choice is to support them.From my point of view, teachers are not well paid.7. 名词、副词当连词Every time I meet him, I always think of the things happened between us.I will give the letter to him immediately/the moment /directly/instantly I see him. 8．be to doYou are not to speak loudly in the office.The driver was to blame for the accident.9.have sth done结构中的宾补成分He had to have his car repaired, for it broke down this morning.Mark had his hair cut yesterday.10. debateWe had a debate yesterday. The lively debate really pumped us up.His heart was pumping fast.During the drought last year, the villagers had pumped the well dry, but got no more water.11. complete a. 彻底的，完整的，已完成的v.完成，使…完成I will complete this task soon.When will the work be complete?He is a complete scholar.When will the railway be completed?12. reject 拒绝，驳回，丢弃The supermarket rejected all spotted apples.He rejected their offer of a job.The child was rejected by its parents.13. in additionA number of people came to the zoo in addition to Peter and Paul.The teacher in addition to two students is at the meeting.In addition to giving a general introduction to computer, the course also providespractical experience.In addition to an album, I gave him a pen and a pencil.In addition to apples you asked for, I bought you some oranges.☆ apart fromWhat do you learn apart from English?Apart from being fun and good exercise, swimming is a very useful skill.☆ also；as well as；besides14. valueWhat is the value of this 18k white gold diamond necklace?-- It cost me $2,000 (=It was worth $2,000.), but I valued the necklace at $1,000.-- It was a valuable diamond necklace.☆ value n.: the amount of money that sth. is worthThe Longman Dictionary of Contemporary Engl ish is of great value to you.His research has been of no / little practical value.☆ value vt.: to decide that how much sth. is worthI value your friendship very highly.☆ valuable adj.: worth a lot of money。