初中英语9年级下2-4单元教案

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　　9B Unit 2 wele to the unit
　　Date:
　　I.  Teaching objectives:
　　1.       To introduce the context about having a robot to help with the wormans
　　2.       To talt what a robot can do
　　3.       To learn some of the advantages of robots
　　II.  Teaching procedure:
　　Step 1: Warm-up: To raise students' interest, get students thinking and
　　talking about robots:
　　①     Have you seen robots in the films?
　　②     What kind of robots do you know?
　　③     Do you like robots? Why?
　　④     What do you think robots can do for you?
　　⑤     Would you buy a robot in the future? Why?
　　Step 2: wele to the unit
　　1.  The purpose of this part is to activate student's knowledge of
　　robots and generate interests of this topic. Ask one student to read the
　　phrases in the word box at the top of page 19. Mare that all students  understand the meanings of the phrases such as 'do the laundry, explorer dangerous places' in their own words.
　　2. Explain the context. Daniel is explaining to Amy what robots can
　　do. Asdents to plete the conversation on Page 19 on their own.
　　3.       Ask two students to read the conversation and cheistakes. 
　　4.       Encourage students to talt if robots are harmful? Divide
　　students into groups to discuss.
　　①     What do robots do harm to human beings?
　　②     Why do they do harm to human beings?
　　5.       Listen to the tape for the first time to learn the main idea of
　　the ic strip.
　　6.       Listen to the tape for the second time to read after the tape.
　　7.       Ask some students to act out the ic strip.
　　Step 3: Useful expressions
　　1. plaint: 不+可数名词"抱怨"；可数名词"抱怨的行动或话，投诉"
　　plain: 动词：plain to / about
　　2.       post：动词'邮寄'：. post something for sb.
　　III.      Homework:
　　1.       Recite the useful vocabulary and ic strip.
　　2.       plete some exercise.
　　3.       Preview reading(1)
　　教学小结：学生基本能掌握对话，理解机器人能为人类做好多事。要求学生进行会话，课后学生都能背诵对话。
　　Unit2 Reading(1)
　　Date:
　　I.   Teaching objectives:
　　1.   To understand the idea of how robots can change our lives.
　　2.   To recognize and understand vocabulary about life with robots.
　　3.   To identify the good points of owning a robot.
　　II.  Teaching procedure:
　　Step 1: Bacnd information: A robot is an automated machine that is
　　programmed to perform functions just as a human would do.
　　Step 2: Reading "The first person to own a robot"
　　1.   Review the things that a robot can do in "wele to the unit".
　　Asdents whether they believe people will use robots to do their
　　chores for them in the future.
　　2.   Explain the context of the reading passage. Daniel is reading an
　　article about having a robot at home. There are good points and bad
　　points.
　　3.   Asdents to listen to the passage, paying attention to the
　　pronunciation, and make some of them to read the paragraphs aloud. 
　　4.   List the good points.
　　5.   Asdents to read each paragraph and put forward questions if
　　they have.
　　Step 3: language points
　　1.   the first one to do sth.
　　2.   in order to:引导目的状语，后接动词原形，可以放在句首，或句末，否定形式in order not to do sth.：
　　She listens to English every day in order to get good marks.
　　=so as to do: She listens to English every day so as to get good marks.
　　=in order that +从句: She listens to English every day in order that she can
　　get good marks.
　　=so that: She listens to English every day so that she can get good marks.
　　3.  as a result: "因为，由于，由于。。。结果", 用来做结果状语
　　She was late as a result of heavy rain.
　　4.  no longer: "不再，再也不，今后不再"，指时间，多由于修饰某种具体状态，相当于not any longer, 其中any
　　longer 一般放在句末。
　　I no longer go there.= I don't go there any longer.
　　(no more也用来表示不再，再也不"，但是强调数量和程度=not any more)
　　There's no more water.=There is not water any more.
　　5.  for an extra hour: extra "额外的，附加的"
　　III.   Homework:
　　1.   Recite the useful vocabulary and paragraphs.
　　2.   plete some exercise.
　　3.   Preview reading(2)
　　教学小结：了解机器人如何改变我们的生活，掌握课文里的语言点和重点。以及机器人给我们带来的好处。
　　9B Unit2 Reading(2)
　　Date:
　　I.  Teaching objectives:
　　1.  To identify the bad points of owning a robot.
　　2.   To identify true and false statements about life with a robot.
　　II.  Teaching procedure:
　　Step 1: Revision: Revise the useful expressions again orally and have a
　　dictation.
　　Step 2: Reading "The first person to own a robot"