外研版 (2019)必修 第三册Unit 3 The world of science教案

这是一份外研版 (2019)必修 第三册Unit 3 The world of science教案，共4页。
Present Perfect Passive                                   Unit 3 The world of Science Using Language Grammar Present Perfect Passive 教学设计-2022-2023学年高中英语外研版（2019）必修第三册英语TypeGrammarThe analysis of the teaching material1、  The definition of present perfect passive.2、  The structure of present perfect passive.3、  The usage of present perfect passive.Teaching objectives1.To know the definition and structure of the present perfect passive.2. To know the usage of it.3. To express ideas fluently.ImportantanddifficultteachingpointsKey points:1.Students can tell the condition where present perfect passive should be used.2.Students can have a good command of present perfect passive and apply it.Difficult point:Students can decide whether present perfect passive is appropriate..Teaching methodsTask-based teaching methodInteractive teaching methodTeaching contentsProceduresNoteTeacher’s activityStudents’ activity  Activity 1(Lead-in)Introduce some interesting robots to lead in the topic-present perfect passive and learning objectives.Students say hello to robots and know the objectives of this class. 趣味导入  Activity2(part 1 definition)Robot Alen will show Ss two sentences listed as present perfect active and present perfect passive, and help Ss to tell the differences of the sentence structures. 1.Translate a sentence in two ways: 我已经把碗洗了/碗已经被洗了。2. Analyze the parts of the sentences and discuss with partners to tell the differences.Ihave washedthe dishes.主语谓语宾语The disheshave been washedby me.主语谓语状语3. Conclusion: 现在完成时的被动语态强调过去的动作对现在造成影响或结果，但主语为动作的承受者，表示“...已经被...”   图示对比  清晰明了 Activity 3(part 2 structure)Show students four forms of sentence structures. Take some examples for each structure.肯定式： have/has been done否定式：have/has not been done一般疑问句：have/has +主语+been done?特殊疑问句：疑问词+have/has been done?动脑 动手 动嘴.    Activity 4(Part 3 usage)Show sentences: 1. The puppy______                     by Robot Jack.(feed)2. The puppy ________.(walk)3. Many tasks ___________ by robots by now.(complete)4.The packages _______ (be) here for a while.
5._______has the puppy been walked?1. Fill in the blanks according to its requirements.2. Conclude the first usage of present perfect passive.3.Conclusion:表示被动的动作在说话前已经完成，强调过去的动作对现在造成的影响或产生的结果。通常与already,yet,never,recently等副词及时间状语so far, by now, up till now, since 等连用。表示被动的动作或状态从过去一直持续到现在，并可能继续持续下去，常与for或since等引出的时间状语（从句）连用，或常用于how long 引出的句子中。  自己总结  印象深刻    Activity 5(exercise)Ask students to fill in the blanks.1、This evening, I’ll be talking to Dr Richard, whose new book The New Age of Invention ____  just ______ ________ (publish).今天晚上，我会对理查德博士进行访谈，他的新书《发明的新时代》刚刚出版。2. ______ the sports meeting _______ _______ _______ until next Friday?  运动会已经推迟到星期五了吗？3. The books _____ _______ ______ ________ by the students.Work independently and share answers.1、This evening, I’ll be talking to Dr Richard, whose new book The New Age of Invention has  just been published. (publish).今天晚上，我会对理查德博士进行访谈，他的新书《发明的新时代》刚刚出版。2. Has the sports meeting been put off until next Friday?  运动会已经推迟到星期五了吗？3. The books have  not  been  borrowed  by the students.   学以致用 查漏补缺Activity 6(exercise in class)Ask students to discuss and share: Look at the picture and say what the robots have done. Use the present perfect passive when appropriate.Students discuss and share.The windows have been mopped. 动眼动脑动嘴Activity7(homework)Ask students to finish the homework.(见配套练习) 及时反馈适度拔高