[中学联盟]江苏省徐州市睢宁县新世纪中学牛津译林版九年级英语下册教案：Unit 1（7份）

Reading I Teaching aims: 1. Understand the planet living in another plant. 2. To recognize and read words of life on Mars. 3. Identify and list the differences lives between earth and Mars. Teaching steps Step 1 Review Translate some sentences. 1. 我从来没想过去太空旅行。 2. 你认为火星上的生活怎么样？ 3. 我原以为你喜欢火星。 Keys: I’ve never thought about traveling into space. How do you like life on Mars? I thought you liked Mars. Step 2 Presentation planet n. 行星 crowded adj. 快的，迅速的 polluted adj. 被污染的 rapid adj. 快的，迅速的 increase n. 增加 (all) over again 再；重新 passenger n. 乘客 at a/the speed of 以…的速度 uncomfortable adj. 使人不舒服的 oxygen n. 氧气 in the form of 以……的形式 tasty adj.味道好的 specially adv.专门地，特地 float vi.漂浮；飘浮 compare vt. &vi.比较 compare to /with 与……相比 interplanetary adj. 行星间的 network n. 网络 challenging adj. 挑战性的 rapidly adv. 快地，迅速地[来源:Z_xx_k.Com] Step 3 Match the words and the meaning crowded a. for one purpose rapid b. a second time from the beginning population c. Decide in what way things are similar or difficult all over again d. having a nice taste passenger e. full of people tasty f. happening in a short period of the time specially g. a person who rides in a car, bus, train, etc. but does not drive it compare h. The total number of people in an area, a country, etc. Keys: e f h b g d a c Step 4 Discuss The color of Mars: _____________ Red the surface of Mars The surface of Mars is a little like the surface of Earth. The size of Mars one-half the diameter (直径) of Earth the temperature of the Mars The lowest temperature will be -133℃ (degrees centigrade) and the highest will be 27 ℃ the transport to the Mars spacecraft are too slow to carry large numbers of people to Mars Step 5 Pre-reading Daniel is looking for more informati