九年级英语Unit6 When was it inventedsectionA(grammar-4c)教学设计.docx

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1、九年级 Unit6 When was it invented.?(Grammar 4c)教学设计教学内容Unit6 Section A(Grammar -4c)课时第3课时教学目标1）学习掌握下列词汇：fridge, low, somebody, translate, lock, earthquake, sudden, all of a sudden, biscuit, cookie, instrument2）进行一步复习巩固学习Section A部分所学的生词和词组。3）能够掌握主动语态变被动语态的方法并熟练运用。4）能够用was/were done结构来谈论发明物的发明时间和用途等信息5）

2、了解中国古代四大发明和中国现代“四大发明”的相关信息，并在这个过程中增 强自己的国家认同、家国情怀，更坚定文化自信。大胆地根据自己的想法创造出自 己的“发明物”，并且坚信只要有一个有创造力的头脑，任何人都可以成为小小发 明家。教学重点1) 学习生词 fridge, low, somebody, translate, lock, earthquake, sudden, all of a sudden, biscuit, cookie, instrument2) 一般过去时态的主动语态句子变为被动语态。教学难点能够用was/were done结构来谈论发明物的发明时间和用途等信息。教学方法情境教学

3、法、任务型教学法课前准备教师查阅相关资料、准备多媒体课件学生预习教材教学活动设计教师活动学生活动个人微调Step 1 Warming-up&lead- in1 .Free talk about tea.It is not only a popular drink,but also a great invention in China.Do you know what it is ?What do you know about the tea?When? Who ? How?Step2 Presentation2 .Ask students to observe the sentences an

4、d find out the similarities and differences between the sentences.3 .Introduce was/were done ” structure and its function and how to translate a sentence with a passive voice .Introduce am/is/are done structure and its function and how to translate a sentence with a passive voice .4 .Work in 4b: Com

5、plete the sentences with correct forms of the verbs in the box.5 .Let students to compare two sentences with active voice and passive voice. And think about how to turn a sentence with the active voice into one with passive voice.Step 3 PracticeWork on 4a. Rewrite the sentences using the passive voi

6、ce.(add)The boss in this factory made the workers work for 12 hours a day in the past.The workers in this factory work for 12hours a day in the past.Lead Ss to pay attention to this sentence, the teacher explains it.Step 4 Production1 .The teacher show a picture of an invention .It was invented by h

7、erself in the dream last night.2 . Group work: Create our own inventionsHave a free talk about tea with the teacher.Find out the similarities and diff erences between the words and sum up.Think about how to turn a sentence with the active voic e into one with passi ve voice.Rewritethesentences in 4a

8、 using the passive voice.Talk about the four great inventions of ancient China and The four new great inventions of ChinaWhat is your invention?Who was it invented by?What was it used for?/what is used to ?Write down as many sentences as possible by using passive voice.Step6 EmotionWhat are the four

9、 great inventions of ancient China and The four new great inventions of China ?Our world was changed by great inventions. Our life was changed by small inventions. You can try changing the world.Step 5 Summary1 .Ask students to sum up what they have learned.L英语中有两种语态，即 和 O 主动语态表示 ， 被动语态表示 O2 .一般过去时被

10、动语态的构成： o3 .一般过去时被动语态的几种句型。4 .主动语态被被动语态的步骤：1）主动语态的 变被动语态的 o2）主动句中的谓语动词变 o3）主动语态的 变被动语态的,由 引出，当不知道动作的执行者是谁，或没有必要指出动作的执行者，可省略。Work in groups and do a report about own inventions.Sum up what they have learned.Step 6.Homework:1. Write a short passsage about “My favorite invention”.(Using the passive voice)inventioneasier/betterUnit6 When was it invented.?(Grammar focus-4c)