约1460字。

　　The Fourth Period  Listening and Reading task
　　Teaching goals教学目标
　　1. Ability goals 能力目标:
　　Learn about robots and robots in the fight against landmines.
　　2. Learning ability goals学能目标：
　　Help students to learn how robots are helping human beings in clearing landmines
　　Teaching important points教学重点
　　How robots are helping human beings.
　　Reading skills.
　　Teaching difficult points教学难点
　　How to improve students’ reading skills.
　　Teaching methods教学方法
　　Listening, reading and discussing
　　Teaching aids 教具准备
　　The multi-media computer
　　Teaching procedures & ways教学过程与方式
　　Step I  Leading in
　　T: T: Good morning /afternoon, class!
　　Ss: Good morning/ afternoon, Mr. /Ms…
　　T: What’s the topic of this unit?
　　Ss: Robots.
　　T: Quite right. Let’s recall what a robot is.
　　Ss: A robot is a machine designed to do jobs that are usually performed by humans.
　　T: A robot is a machine that performs a function, either to aid in everyday life or simply to entertain. Now look at the following pictures of robots and tell what each robot does. (Show the pictures on Page 54 on the PowerPoint.)
　　After talking about what tasks each robot can complete, continue with the listening exercises.
　　Step II  Listening
　　Deal with the listening exercises on Page 54. Asdents to pay attention to the function of each robot.
　　Step III Reading task
　　While dealing with the reading material, asdents to pay attention to the reading skills.
　　T: From the interview, we learn some more functions of a robot. As we know Robots are designed and built to do a task that is dangerous, uncomfortable, or repetitive for humans. Today we are going to read a magazine article about landmines. First read this piece of news about landmines. (Show the following on the PowerPoint.)
　　Three decades of war in Cambodia have left scars in many forms throughout the country. Unfortunately, one of the most lasting legacies of the conflicts continues to claim new victims daily. Land mines, laid by the Khmer Rouge, the Heng Samrin and Hun Sen regimes, the Vietnamese, the KPNLF, and the Sihanoukists litter the countryside. In most cases, even the soldiers who planted the mines did not record