电子专业英语-Unit-3教案.doc

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Unit 3教案 1 课程名称 Electrical specialized English 课程性质专业基础课适用专业汽车电子应用技术授课班级 2012级电子1班使用教材《电气专业英语》授课题目及单元 Chapter one Unit 3 Transistors 教学时间 2013年11月4日第1、2节，90分钟教学目的与要求 To teach the students the new vocabulary of this unit. To let the students know a broad outline of this unit. 教学重点与难点 Teaching important points: some words and phrases as followings: Transistor n.晶体管Amplification n.放大Package vt. 封装 Gallium n. 镓Arsenide n. 砷化物Carbide n. 碳化物 Ubiquitous adj. 到处存在的，普遍存在的 Relevant adj. 有关的，相应的Emitter n. 发射极 Swing n.波动，改变Distortion n. 失真Barely adv. 仅仅 Fidelity n. 保真度Architecture n. 结构Ceramic n.陶瓷制品 Collector n. 集电极Drain n.漏极Grain n. 细粒Assignment n.分配 Integrated circuit 集成电路Gallium arsenide 砷化镓 Ball grid array 球栅阵列Heat sink 散热片 Teaching difficult points: Dictating the words in unit two. 教学手段与方法 Teaching means: a blackboard, an overhead projector, the multi-media, and some ppt. files. Teaching methods: five-step approach. 教学过程设计 Step one: presentation. At first, let one student to make a duty report for all class. Step two: review. Firstly, ask all the students to read the words of unit 2. Then, i will check the results: dictation. Step three: new words learning. 1).T chooses one student to read the first five words, and then correct his or her pronunciation.(the second five, third five words) 2).T teaches the new words one by one and explains. Some important points: Transistor n.晶体管Amplification n.放大Package vt. 封装 Gallium n. 镓Arsenide n. 砷化物Carbide n. 碳化物 Ubiquitous adj. 到处存在的，普遍存在的 Relevant adj. 有关的，相应的Emitter n. 发射极 Swing n.波动，改变Distortion n. 失真Barely adv. 仅仅 Fidelity n. 保真度Architecture n. 结构Ceramic n.陶瓷制品 Collector n. 集电极Drain n.漏极Grain n. 细粒Assignment n.分配 Integrated circuit 集成电路Gallium arsenide 砷化镓 Ball grid array 球栅阵列Heat sink 散热片 3).ask all Ss to read those words some times. Step four: practice and consolidation. In this step, I will ask some Ss to read the new words and check their pronunciation. Step five: homework assignment. Ask the students to preview what we will learn in next class and copy the newly vocabulary three times each one. 参考资料 Some information from the network. The notes in the teaching material. 教学反思注：填写时字体用楷体、字号为五号，外语可用Times New Roman字体，行距20。 Unit 3 教案 2 课程名称 Electrical specialized English 课程性质专业基础课适用专业汽车电子应用技术授课班级 2012级电子1班使用教材《电气专业英语》授课题目及单元 Chapter one Unit 3 Transistors 教学时间 2013年11月8日3、4节，90分钟教学目的与要求 To review the new vocabulary of this unit. To teach the first part of this unit. 教学重点与难点 Teaching important points: a revision of the words and phrases as followings: Transistor n.晶体管Amplification n.放大Package vt. 封装 Gallium n. 镓Arsenide n. 砷化物Carbide n. 碳化物 Ubiquitous adj. 到处存在的，普遍存在的 Relevant adj. 有关的，相应的Emitter n. 发射极 Swing n.波动，改变Distortion n. 失真Barely adv. 仅仅 Fidelity n. 保真度Architecture n. 结构Ceramic n.陶瓷制品 Collector n. 集电极Drain n.漏极Grain n. 细粒Assignment n.分配 Integrated circuit 集成电路Gallium arsenide 砷化镓 Ball grid array 球栅阵列Heat sink 散热片 Teaching difficult points: Analyzing the text of this part. And some phrases students need to handle. Amplify or switch, is made of, at least, controlled (output) power, controlling (input) power, integrated circuits. 教学手段与方法 Teaching means: a blackboard, an overhead projector, the multi-media, and some ppt. files. Teaching methods: five-step approach. 教学过程设计 Step one: presentation. At first, let one student to make a duty report for all class. Step two: review. Firstly, ask all the students to read the words we learned in last class. Step three: text analyzation. 1).Ask one student to explain the first paragraph for us. (point the important words and phrases) then translates the text. 2). Then point out the wrong details and present my teaching. Some important points: Amplify or switch, is made of, at least, controlled (output) power, controlling (input) power, integrated circuits. 3). The translation of this part. Step four: practice and consolidation. In this step, I will ask some Ss to read the phrases we just learned. And review what we learned in this class. Step five: homework assignment. Ask the students to preview the next part Types, and review the newly vocabulary and the phrases. 参考资料 Some information from the network. The notes in the teaching material. 教学反思注：填写时字体用楷体、字号为五号，外语可用Times New Roman字体，行距20。 Unit 3 教案 3 课程名称 Electrical specialized English 课程性质专业基础课适用专业汽车电子应用技术授课班级 2012级电子1班使用教材《电气专业英语》授课题目及单元 Chapter one Unit 3 Transistors 教学时间 2013年11月11日1、2 节，90分钟教学目的与要求 To review the vocabulary of this unit. To teach the part “Usage” and “transistor as a switch” of this unit. 教学重点与难点 Teaching important points: a revision of the words and phrases in last class. Teaching difficult points: Analyzing the text of this part. And some phrases students need to handle as following: In the early days, available, analog circuits, ease of manufacture, desirable properties, ubiquitous, are commonly used, both……and……,It can be seen, saturated, either……or……，act as 教学手段与方法 Teaching means: a blackboard, an overhead projector, the multi-media, and some ppt. files. Teaching methods: five-step approach. 教学过程设计 Step one: presentation. At first, let one student to make a duty report for all class. Step two: review. Firstly, ask all the students to read the words we learned in last class. Step three: text analyzation. 1).Ask one student to explain the first paragraph for us. (point the important words and phrases) then translates the text. 2). Then point out the wrong details and present my teaching. Some important points: In the early days, available, analog circuits, ease of manufacture, desirable properties, ubiquitous, are commonly used, both……and……,It can be seen, saturated, either……or……，act as 3). The translation of this part. Step four: practice and consolidation. In this step, I will ask some Ss to read the phrases we just learned. And review what we learned in this class. Step five: homework assignment. Ask the students to preview the next part “Transistor as an amplifier”, and review the newly vocabulary and the phrases. 参考资料 Some information from the network. The notes in the teaching material. 教学反思注：填写时字体用楷体、字号为五号，外语可用Times New Roman字体，行距20。 Unit 3 教案 4 课程名称 Electrical specialized English 课程性质专业基础课适用专业汽车电子应用技术授课班级 2012级电子1班使用教材《电气专业英语》授课题目及单元 Chapter one Unit 3 Transistors 教学时间 2013年11月15日第3、4节，90分钟教学目的与要求 To review the new vocabulary of this unit. To teach the part “Transistor as an amplifier” of this unit. 教学重点与难点 Teaching important points: a revision of the words and phrases as followings: Transistor n.晶体管Amplification n.放大Package vt. 封装 Gallium n. 镓Arsenide n. 砷化物Carbide n. 碳化物 Ubiquitous adj. 到处存在的，普遍存在的 Relevant adj. 有关的，相应的Emitter n. 发射极 Swing n.波动，改变Distortion n. 失真Barely adv. 仅仅 Fidelity n. 保真度Architecture n. 结构Ceramic n.陶瓷制品 Collector n. 集电极Drain n.漏极Grain n. 细粒Assignment n.分配 Integrated circuit 集成电路Gallium arsenide 砷化镓 Ball grid array 球栅阵列Heat sink 散热片 Teaching difficult points: Analyzing the text of this part. And some phrases students need to handle. So that, combine with, it is important that, operating parameters, linear portion, output signal, distortion, from to, radio transmission, a few hundred, audio fidelity, up to, musical instrument. 教学手段与方法 Teaching means: a blackboard, an overhead projector, the multi-media, and some ppt. files. Teaching methods: five-step approach. 教学过程设计 Step one: presentation. At first, let one student to make a duty report for all class. Step two: review. Firstly, ask all the students to read the words we learned in last class. Step three: text analyzation. 1).Ask one student to explain the first paragraph for us. (point the important words and phrases) then translates the text. 2). Then point out the wrong details and present my teaching. Some important points: So that, combine with, it is important that, operating parameters, linear portion, output signal, distortion, from to, radio transmission, a few hundred, audio fidelity, up to, musical instrument.3). The translation of this part. Step four: practice and consolidation. In this step, I will ask some Ss to read the phrases we just learned. And review what we learned in this class. Step five: homework assignment. Ask the students to preview the next part “Packaging”, and review the newly vocabulary and the phrases. 参考资料 Some information from the network. The notes in the teaching material. 教学反思注：填写时字体用楷体、字号为五号，外语可用Times New Roman字体，行距20。 Unit 3 教案 5 课程名称 Electrical specialized English 课程性质专业基础课适用专业汽车电子应用技术授课班级 2012级电子1班使用教材《电气专业英语》授课题目及单元 Chapter one Unit 3 Transistors 教学时间 2013年11月18日第1、2节，90分钟教学目的与要求 To review the new vocabulary of this unit. To teach the part “Packaging”of this unit. 教学重点与难点 Teaching important points: a revision of the words and phrases as followings: Transistor n.晶体管Amplification n.放大Package vt. 封装 Gallium n. 镓Arsenide n. 砷化物Carbide n. 碳化物 Ubiquitous adj. 到处存在的，普遍存在的 Relevant adj. 有关的，相应的Emitter n. 发射极 Swing n.波动，改变Distortion n. 失真Barely adv. 仅仅 Fidelity n. 保真度Architecture n. 结构Ceramic n.陶瓷制品 Collector n. 集电极Drain n.漏极Grain n. 细粒Assignment n.分配 Integrated circuit 集成电路Gallium arsenide 砷化镓 Ball grid array 球栅阵列Heat sink 散热片 Teaching difficult points: Analyzing the text of this part. And some phrases students need to handle. Through-hole, ball grid array, in place of, be made of, dictate, power rating, frequency characteristics, at the other extreme, as ……as, grains of sand, assign to, vary. 教学手段与方法 Teaching means: a blackboard, an overhead projector, the multi-media, and some ppt. files. Teaching methods: five-step approach. 教学过程设计 Step one: presentation. At first, let one student to make a duty report for all class. Step two: review. Firstly, ask all the students to read the words we learned in last class. Step three: text analyzation. 1).Ask one student to explain the first paragraph for us. (point the important words and phrases) then translates the text. 2). Then point out the wrong details and present my teaching. Some important points: Through-hole, ball grid array, in place of, be made of, dictate, power rating, frequency characteristics, at the other extreme, as ……as, grains of sand, assign to, vary.3). The translation of this part. Step four: practice and consolidation. In this step, I will ask some Ss to read the phrases we just learned. And review what we learned in this class. Step five: exercise handling and homework assignment. Exercise: I.Translate the following words into English. 1. surface mount 2.high-frequency switch 3.emitter amplifier 4.distortion 5. ball grid array 6. Collector 7. power transistor 8. vacuum tubes II. Complete the following sentences. 1. semiconductor, amplify, switch 2. individually, integrated circuits 3. gain, both 4. through-hole, surface-mount 5. packages, heat sinks Homework: Ask the students to preview the next part Types, and review the newly vocabulary and the phrases. 参考资料 Some information from the network. The notes in the teaching material. 教学反思注：填写时字体用楷体、字号为五号，外语可用Times New Roman字体，行距20。

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