Unit 4 Topic 1 When was it invented？ Section A 教案（表格式）

Unit 4 Amazing Science Topic 1 When was it invented?
Section A
教学目标 1．Talk about the history of inventions.
2．Be able to use: When was the telephone invented?
It was invented in 1876．What was it used for? It was used to talk to people in other towns.
3．Master: be + pp.
教学重点 1．Key Vocabulary2．Target Language．
3．Train the students to talk about the history of inventions. 教法
合作学习法
交际型教学法
分组活动法
教学过程 学生活动 设计意图
Step 1．Warm-up Show some pictures and ask students to be familiar with the words below. Telephone ,calculator , car ,personal computer, TV set
Step 2．Presentation
Ⅰ.1a Group work
1．Point to the pictures and ask students to say what they are.
2．Discuss in groups and number them 1-5．
3．Check the answers.
Ⅱ.1b
1．Look at the pictures and the dates. Listen to a conversation between a girl and a woman, then match the inventions and the dates.
2．Check the answers.
Ⅲ.1c Pair work
1．Work in pairs. Look at 1b．Student A cover the dates. Student B, ask student A when the things in the picture were invented．Then change roles and practice again.
2．Ask students to make similar dialogues using the things around them.
Ⅳ.2a
1．Show a slide with some inventions on it. Teach the vocabulary words. Read them again and again and try to grasp them.2．2a Show another slide. Look at the picture. Here are the three inventions. You will hear a conversation between a girl and a boy. Listen and number the inventions in the order that you hear them.
3．Listen carefully again and check up their answers.
4．Ask a student to say out his / her answer.
5．The teacher shows the correct answers.
Ⅴ. 2b
1．Show another slide. Look at the chart. It shows the people who invented these things and what they are used for. Listen to the recording again and match the items in column A, B and C．
2．Play the tape again, then check the answers.
Ⅵ.2c Pair work
1．Ask the students to pay attention to the sample conversation and ask two students to read it aloud．
2．Role play the conversations using the information in the chart in 2b．
Step 3 Summary
Look at the picture and remember the words.
Look at the pictures and number them 1-5．
Listen to a conversation between a girl and a woman, then match the inventions and the dates.
Work in pairs. Then make similar dialogues using the things around them.
Listen and number the inventions in the order that you hear them.
Listen again. Match the inventions with their inventors and uses.
Role play the conversations using the information in the chart in 2b．

出示精彩图片，提高学生学习兴趣。
练习学生口语的同时，熟悉本课新词。
听力练习，提高学生口语能力。
练习口语的同时，熟悉不同物品的发明年代。
完成不同的听力任务，提高学生的口语能力，进一步理解不同物品的历史。
运用本课学习的句子创作对话，提高学生口语交际能力。
作业布置 Homework ；1．Copy grammar twice.
2．Ask the students to do the workbook and Recite words.
教学反思 本节课给我的感悟是：通过展示学生们所喜爱的各种图片，激发他们表现的欲望，而在演练对话的过程中，学生们在巩固了新授句型的同时，也使他们体验到了成就感和学习英语的快乐，同时充分利用形象、生动的图片，使学生很容易地运用新知进行合理的人物外貌特征描述，并把语言知识落实于听、说、读、写的 “任务型”教学模式的实践中。