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2课时）Section A教案 人教新目标版.doc

Unit 9 When was it invented（第2课时）Section A教案课题：Unit 9 When was it invented?讲课教师：学科：English课时：2总课时数：55教学目标知识与技能1 key vocabulary: be used for/scoop/adjustable/heel/battery/operate/slipper/heat2 target language: Who were they invented by? What are they used for?过程与方法1 listening practice 2 pair work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1 listening practice and make communications with the key target language 2 teach the new vocabulary教学难点1teaching the Grammar Focus 2 use the target language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-inRevise the target language learned last class. Get students to asks and answer questions in pairs like thisTell them to ask about all the five inventions.Step2 2aShow these new words on a screen by a projector.Point to each one and teach them to read.Ask students to read the instructions togetherYou will hear about some interesting inventions. Please listen and number the three inventions in the order that you hear them in the conversation.Play the tape twice. Step3 2bGet students to read the instructions together. Be sure that each student knows what to do.Then read the information under each heading. You will hear the tape again, please listen carefully to what the people are saying and draw lines to match items in the chart below.Call students attention to the three part sample given in the chart. Read it to the class and explain itStep4 2cGet the whole class to read the instruction together.Ask a pair of students to read this conversation to the class.Then let them role play the conversation using the information in the chart in Activity 2c.Get them to make their own conversations in the chart in Activity 2b.Step5 grammar focusStep6 summaryIn this class, we have done some listening and writing practice with the target language. We have also the target language. We have also A: When was the telephone invented?B: I think it was invented in 1986.Read these new words again and again until they can read each word correctly.Write the name of the inventions on the blackboardThe first time students just listen, then write a number on each short line in front each invention. Then tell the answers.The answer is “3 1 2”Students listen carefully and draw lines to match the items in the columns.Some students read their answers to the class.Follow the tape and repeat after it sentence by sentence.A: What are they used for?B: They are used for seeing in the dark.Students own conversationsA: What are these?B: They are battery-operated slippers.A: What are they used for?B: They are used for seeing in the dark.A: Who were they invented by?B: They were invented by Julie Thompson.Revise the words and phrases.8These sections are o make students learn more details of the text and train students reading skills.30教师活动学生活动备注（教学目的、时间分配等）done some oral practice in pairs. And we have discussed the Passive Voice as well.Step7 homework1 Try to remember the new vocabulary on page 69.2 Write down two conversations in Activity 2c.板书 Unit9 When was it invented? Section A 1 the name of the inventions and answer of Activity 2a 2 target language: A: When was the car invented? B: It was invented in 1885. 教学后记：