吉林省四平市第十七中学九年级英语全册《Unit 9 When was it invented》（第1课时）Section A教案 人教新目标版.doc

Unit 9 When was it invented（第1课时）Section A教案课题：Unit 9 When was it invented?讲课教师：学科：English课时：1总课时数：54教学目标知识与技能1 key vocabulary: invent calculator2 target language: talk about the history of inventions过程与方法1 listening practice 2 pair work 3 groupwork情感态度与价值观Enable the students to be aware of different inventions around them.教材分析教学重点Understand and use the new words and phrases.教学难点Enable the students to use what they know to explain new words.教学过程教师活动学生活动备注（教学目的、时间分配等）Step1 revision and Lead-inT: Hello, boys and girls. This week we will begin a new unit about inventions. You can see inventions all around us, from TV to car, from food to clothing. We should say nobody can live without them. Dont you think so? Can you imagine one day without inventions? Yes, we live in a world of inventions. These inventions make our life easier and more comfortable. In this unit, we will learn some inventions and their history. First, lets get to know some new words.Step2 1aRead the inventions to the students. Call students attention to the five pictures. Point to each picture and let students tell what it is.Step3 1bGet the whole class to read the instruction together. We will listen to a girl and a women talking about the five inventions. Listen carefully and match the inventions with the dates. Play the tape twice.Step4 1cAsk a pair of students to read this conversation to the class.Then get students to practice in pairs. Using the information in Activity 1b.Step5 summaryIn this class, we have learned to talk about the history of inventions with passive voice. And we have done Ss: Thats impossible.Students explain in their own words the words in page 1 in the workbook.Make two sentences with the new words.Write the names of the five inventions on the blackboard.Guess and write the dates on the board.Repeat the questions and answer like this:What was the computer invented?The first time students only listen and try to catch the main idea.Then match the inventions and dates. Follow the tape and repeat several times.A: When was the telephone invented?B: I think it was invented in 1876.教师活动学生活动备注（教学目的、时间分配等）much listening practice and oral practiceStep6 homeworkWrite out two conversations in Activity 1a,板书 Unit9 When was it invented? Section A 1 The name of five inventions: computer/car/calculator/telephone/TV set 2 target language A: When was the telephone invented? B: I think it was invented in 1986.教学后记：