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1、Unit 4 Amazing Science教师寄语：No man is born wise or learned .(没有人天生是聪明和有才能的。)Class_ Grade9 Group_ Name_课型：预习+展示课Title: Unit 4Amazing Science (神奇的科学)Topic 1：When was it invented? ( 它是什么时候发明的？)Section: C 1a-3 (P85-86) 一课时Learning steps (学习过程):（Check before class）（5）(我会做)1、Preview the new words(预习新单词 P83
2、-84) 目标：会读、会写，知道单词的意思。要求：先汉译英并写出单词的音标及词性，然后先组内群学，再齐读。（在二次铃时完成，学习组长组织并检查评定）1) 发明，创造 ( ) / / _2) 列清单，把列表 ( ) / / _3) 彩色铅笔 ( ) / / _4)想法，看法，主意 ( ) / / _5) 愚蠢的，傻的 ( ) / / _6) 集思广益，动脑筋 ( ) / / _7) 估值，评价，评估 ( ) / / _8 ) 详细的 ( ) / / _9)重新设计 ( ) / / _10) 想像力，想像 ( ) / / _11) 气球，热气球 ( ) / / _12)枪，炮 ( ) / / _1
3、3)机器人 ( ) / / _14) 键盘 ( ) / / _（Learning target）（1）1. 学习第85-86页的新词汇，要求会读会写。2. 学习1a的短文，掌握如何成为一名发明家的步骤；3继续学习一般过去时被动语态的用法。1、 熟记新单词及词组；2、 掌握一般过去时被动语态的用法；（Self-study）（20）（我最棒）Task1: Work in groups and discuss the questions before reading. Then read and check.(阅读前小组讨论问题。然后阅读并检查。)1) What is an invention？_2
4、) List some inventions that you know and their inventors._3) Do you think you can be an inventor ? why?_Task2: 跟读85/1a, 然后在文中划出重点短语和句子并英汉互译。A：词汇（Phrases）：1) come about_ 2) in many ways_3)a new product_ 4)a new way of doing things_5)invention process _6) 嘲笑_ 7)解决一个问题_B：句子 (Sentences)：1) Inventions co
5、me about in many ways.译：_【点拨】come about ：发生，产生e.g. 你能告诉我事故是怎样发生的吗？Can you tell me _ the accident _ _?2)You can have wild and crazy thoughts.译：_【点拨】thought 在此为可数名词，意为“想法，主意”,与idea同义。 e.g. -Why dont we go by train? 我们为什么不坐火车去？ - Yes, thats a good thought. 哦，这是个好主意。thought 作动词时是think 的过去式和过去分词。 3) Many
6、 people laughed at the Wright brothers and said they would never fly.译：_【点拨】laugh at：嘲笑 e.g. 嘲笑他人是不礼貌的。Its impolite _ _ _ others.Task3：独立完成1b并核对. (Read 1a and put the sentences in the correct places.阅读1a并将这些句子放在正确的位置。) P86 The answers are: _ _ _ _ _（Lets show and improve ）（15）（我参与） Task 1: 独立完成1c并核对
7、，然后齐读短文。(Fill in the blanks.) P86The answers are :_ _ _ _ _ _Task 2: 齐读2的例子并讨论。然后学习下面的范文并根据3的问题模仿写一篇类似的短文。Example: My invention is a robot. It is called “Superman.” There is a computer inside its body. It looks like a tiger. When you see it for first time, you may be frightened. In fact , it is gent
8、le and polite. It can help us do housework , such as cleaning a room, washing dishes, and making the bed. When the room is dirty, it will begin to work at once. It can also watch over a house of humans. It is careful , clever and hard-working . In short, this robot is very useful to us , though it c
9、ant run or speak.（Summary ）（4）（我能行）1、记住本节课的所学的知识；2、整理导学案，梳理本节课所学的知识，检查导学案并完成导学案上所有内容,学习组长注意检查督促。（Test in the end ）(5)（我会做）1、根据首字母提示，完成句子。 1)Kate drew a beautiful flower on the blackboard with some c_. 2)Peter is a clever boy ,but he made a lot of s_ mistakes in the test. 3)-What do you think is the
10、most important i_? - The computer , I think.1) -Whats the r_ made of ？- Metal. It can walk, dance and talk like humans but it cant think like us.2) -What shall we do tomorrow ? Do you have a t_?-How about playing basketball in the gym?2、 句型转换。1) The knife is made of metal. (就画线部分提问)_the knife _ _2)
11、I wish I could travel on the moon some day .（改为同义句）I wish _ _ on the moon _ _.3) Jane invited Mr. Liu to her birthday party. （改为被动语态）Mr.Liu _ _ by Jane to her birthday party.4) Lily drew some beautiful pictures last Sunday. （改为被动语态）Some beautiful pictures_ _ _ _last Sunday.5) The laptop was developed in Japan in 1985. (就画线部分提问)_
