Unit 1 Life on Mars_Reading（B、C）精品教案.doc

教学资料范本Unit 1 Life on Mars_Reading（B、C）精品教案编 辑：_时 间：_Unit1 Reading（B、C）精品教案Learning aims知识目标： 能力目标：1. To understand the context of a future life on another planet 2. To recognize and understand vocabulary about life on Mars 3. To recognize and list differences between life on earth and that on MarsMain points and difficult pointsTo learn the vocabulary about the future life on MarsLearning procedures:1. 自学展示Read the article more carefully and try to tell the following sentences T or F. If it is false, please correct the mistake.1. By 2100, people might live on Mars. ( )3. By 2100,the space shuttles can travel at half the speed of sound. ( )4. By 2100, scientists can develop plants on Mars to get food and oxygen ( )5. Humans on Mars have to wear special boots to make themselves lighter. ( )2. 探究学习Step1. Lead inGet the students to talk about the differences between life on Earth today and that on MarsStep2. Practice1. Get the students to look at Part B1 and find the words in the passage, then match the words with the meanings.2. Check the answers3. Say: You know every coin has two sides. Here are some good points and bad points of living on Mars. We call the good points “advantages” and bad points “disadvantages”. Lets see what advantages and disadvantages of life on MarsLife on Marsadvantage1. Its not _ or _.2. The _ is more convenient.3. People will wear special _.4. People will have _ space. disadvantage1. _ will do most of our work Low _ will be dangerous.2. Food does not taste _.3. Space travel makes people feel _.4. Its too _to stay outside.RetellDo Part B13. 课堂整理some language points:1) by the year 21002) produce food and oxygen3) three eighths of 4) Float away into.5) There will be various designs for settlers to choose from. 6) The journey might take only a very short time in space shuttles that travel at half the speed of light.7) ith life on Earth, life on Mars will be better in many ways.8)developdevelopeddevelopeddeveloping developed countries/developing countries sure(=certain) 肯定的、确信的、有把握的 be sure of /about sth /be sure to do sth/be sure that breathe (v.) air呼吸空气 /out of breath(n.)气喘吁吁 tietiestiedtiedtying tie the horse to the tree (系、栓)wear a red tie lielieslaylainlying laylaid laidlaying(放,下蛋) taste (n.)=flavour taste( v.)tasty( adj.)at the moment=at present= right now more and more crowded and polluted at the(a) speed of .以的速度 at half the speed of the light . one third=onethird two sevenths=two-sevenths about three eighths of the gravityget/be lost 走失、迷路 be missing/gone 不见了 keep/stop/prevent from doing sth. keep sb from floating in the air/prevent floatinglarge numbers of = a large number of 大量的、大批的 a number of = many the number of 的总数、后接复数名词、但谓语动词用单数4当堂练习用括号内所给词的适当形式填空:1. There is less air _ (pollute) in town that in the town.2.3. Its _(high) possible that people can live on Mars in the future.4. Grandma is too old _ (settle) on another planet.5. The helmet is made of metal. Its too heavy. When 6. My father cooks very well. The food he cooks is as _ (taste) as that in the restaurant.7. Here are many kinds of moon cakes for you_(choose) from.8. at he had already, the new stamps w