Unit 6 When was it invented Section A Grammar focus 4a—4c教学设计（表格式）人教版英语九年级全册

教学设计
课程基本信息
学科 英语 年级 九年级 学期 秋季
课题 Unit 6 What was it invented （Section A Grammar Focus 4a-4c）
教学目标
By the end of the class, you will be able to: 1. know how to use passive voice in the simple past tense; 2. understand and use passive voice in the context; 3. talk about how the inventions change our lives.
教学重难点
教学重点： 1. Students learn different sentence structures of passive voice.
2. Students learn when to use passive and active voices.
教学难点： 1. Students learn different structures of passive voice.
2. Students learn when to use passive and active voices in the simple past tense.
教学过程
Step I Leading-in Watch and answer: Students watch a video about smartphones and try to find: How can smartphones change our lives Think and talk: Students look at the pictures and try to answer: We can _____them to talk to each other. We can _____them to navigate the environment. The smartphones _______ to help our lives. We ___________ a lot by the smartphones. (keys: use; use; are used; are changed) Think and talk: Students try to think and talk about: Do you know the history of the phones Who invented the first telephone When was the first phone invented Who invented the first iphone Students know the answers through the pictures: The first telephone was invented by Alexander. The phone was invented in 1928. Steve Jobs invented the first iphone. Students find the sentences are in passive voice and active voice. Step II Presentation (Review and think) Compare two groups of sentences and explain the differences between active voice and passive pare the passive voice in the simple present tense and the simple past tense. (1)一般现在时被动语态：主语+am/is/are+动词过去分词（done） (2)一般过去时被动语态：主语+was/was+动词过去分词（done） Students think about: how to change do to done Step III Practice (how to use passive voice I) Students finish the exercises in 4b and check the answers. 4b:Complete the sentences with the correct forms of the verbs in the box. 1.You _____________ to the party last night, weren’t you Why didn’t you go 2. The earthquake happened all of a sudden, but luckily the villagers _____________ to a safe place. 3. The door ___________ when we arrived, so we ______ the bell. 4. The students ________ not to eat or drink in class. But Ruby _______ the rule when she started eating a biscuit in science class. 5. The cookies _________ by the hungry kids in less than 20 minutes, and they really _____ them. 2.Explain affirmative and negative structures of passive voice. Step IV Practice ( (how to use passive voice II) Students read the sentence and think about: How to change active voice into passive voice in the simple past tense. Students finish the exercises in 4a. and check the answers. 1.They sold the fridge at a low price. ______________________________________________________ 2.Somebody stole my camera from my hotel room. ______________________________________________________ 3.Where did you take these photos ______________________________________________________ 4.Our parents advised us not to go out alone. ______________________________________________________ 5.Different writers translated the book into different languages. ______________________________________________________ Step V Learn and think Show the 4 tips for passive voice in the simple past tense. Step VI Practice (how to use passive voice III) Students finish exercises in 4c. and check the answers. The telephone _____________(invent) by Alexander Graham Bell. He __________ (born) in 1847. Mr. Bell ________ (work) on the invention of the telephone with Thomas Watson. In 1875, Mr. Bell _______ (learn) how to send musical notes through an instrument similar to a telephone. Finally, the telephone ____________ (invent) in 1876. The first sentence that ________ (say) on the telephone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the telephone ________ (use) around the world. Step VII Practice(how to use passive voice IV) Students try to review and talk about the pictures: Step VIII Summary and homework Students self check and summarize what have learned in this class. Students finish the homework after class.
备注：教学设计应至少含教学目标、教学内容、教学过程等三个部分，如有其它内容，可自行补充增加。