约1770字。

　　仁爱版九年级上Unit 4
　　Topic 3  I don’t think aliens can be found in space.
　　Section C
　　The main activity is 1a. 本课重点活动是1a。
　　Ⅰ. Teaching aims and demands
　　1. Learn a new words:
　　storm
　　2. Learn some useful sentences:
　　(1) Its diameter is 53% as wide as that of the earth.
　　(2) It has been two days since we landed on Mars.
　　(3) It is six weeks since we had a proper shower.
　　3. Learn something more about Mars. Ⅱ. Teaching aids 教具
　　火星和罗马战神的图片/录音机/幻灯片/小黑板Ⅲ. Five-finger Teaching Plan 五指教学方案Step 1  Review
　　师生共同谈论理想，并探讨火星等太空知识，导入新课。
　　T: Morning, boys and girls!
　　Ss: Good morning, sir/madam!
　　T: What are you going to be when you grow up, S1?
　　S1: I’d like to be a teacher.
　　T: A good job. What about you, S2?
　　S2: I want to be an astronaut. I can travel to space by spaceship and discover something new about space.
　　T: What a great dream! Our country has launched three manned spaceships. In 2007, we sent up our country’s first lunar probe. In the future, the astronauts from China will fly to Mars to explore it. They will discover something new about it. Do you know anything about Mars?
　　Ss: No.
　　T: OK, let’s learn it from Section C.Step 2  Presentation 利用图片，导入生词学习，然后设置听力问题，提高学生的听力，最后，让学生研读1a，引导学生发现文中疑难点并互相讨论解决，教师做补充讲解。1. (出示火星及罗马战神的图片，简单介绍火星，呈现部分生词。)
　　T: (指着火星图片。) This is a picture of Mars. It is the fourth planet from the sun in the solar system. It is named after Mars, the Roman god of war. It is much smaller than the earth. Its diameter is 53% of the earth’s.
　　(板书并要求学生理解solar，了解Roman, diameter。)