U4T1SBSection B. Material analysis本课是九年级第四单元第一话题的第二课时。主活动是1a。1a通过Jane 和Michael谈论在博物馆所见到的展品来继续学习一般过去时的被动语态。1b 和 1c分别以听和填写图表来巩固1a的内容。1d则通过“说一说，猜一猜”的形式让学生运用一般过去时的被动语态。2是让学生能够根据需要正确运用一般现在时和一般过去时的被动语态。3以听力的方式，来训练对一般过去时的被动语态的运用，同时也可让学生了解更多的发明。4a和4b 属于对语音语调的学习。通过本课的学习，学生可以比较性地学习两种被动语态并且了解到更多的发明创造。. Teaching aims1. Knowledge aims：掌握本课的重点词汇和短语，继续学习一般过去时的被动语态。2. Skill aims:能够根据需要正确运用一般过去时和一般现在时的被动语态。能够运用正确的语音语调说、读英语句子。能够听懂含有一般过去时的被动语态的短文和对话。3. Emotional aims: (optional)发明创造不是一蹴而就，需要有百折不挠、永不言败的精神。4. Culture awareness: (optional)了解英语国家的科技发明。. The key points and difficult points1. Key points: Words and phrases: bulb, airplane, be different from, be made of, be used for, so that, not only.but also, all over the worldSentences: Its said that he invented more than two thousand things during his life. They are designed not only for workers but also for teenagers and women.Grammar: was/were +pp2. Difficult points： Its said that he invented more than two thousand things during his life. Nowadays, their materials have been changed so that it feels more comfortable. Learning strategies 能够通过1b、1c的问题，确定在听的过程中应注意哪些细节。 能够利用1c的图表来描述1a的内容。 能够根据2的时间关键词来确定正确的语态。. Teaching aids 电灯泡/ 汽车、飞机等图片/ 爱迪生等发明家的图片/ 录音机等。. Teaching procedures Stage(time period)InteractionpatternsTeacher activityStudent activityRemarks1Getting students ready for learning（5mins)Class activityLet the Ss play the guessing gameT: Are you good at guessing the riddles? T: OK. Here is a riddle. A small melon （瓜）grows on a vine（藤）. It blossoms (开花)every night, but the melon never grows.Whats it? T: Yes. You are right. Its a light bulb. Listen to this one. There is a small house without doors. It has only windows. When the light is on, it speaks,laughs and sings. Whats it?T: Oh, you are so smart. Its a radio. Listen to the last riddle. Its neither a hawk (鹰) nor a wild goose. But it can fly in the blue sky. It can fly ten thousand miles a day, and it is like a bridge in the sky. What is it?T:Yeah! You got it. Its a plane. We can also call it an airplane.Guess the riddles Ss: Yes.Ss:电灯。S1: Its a TV.S2: Its a radio.S3: Its a kite.S4: Its a plane.在玩的过程中，最好把本课的生词“bulb，airplane”包括进去。在讲谜语时把影响学生猜测的新词写在黑板上。2Pre-listening (4mins)Class activityIndividual workStep 1: Present the pictures of Thomas Edison, Guglielmo Marconi, Wilbur and Orville Wright. Let the Ss learn their names.T: OK, now, lets get to know some people. They invented these things. Look at this man. Whos he?T: Yes. Hes Thomas Edison. Follow me, Thomas Edison.T: This one?T: Hes Guglielmo Marconi. Read after me, Guglielmo Marconi.T: How about these two?T: Theyre Wilbur and Orville Wright.Repeat, please.Step 2: Read the questions in 1b.T: We will listen to 1a next. Before we listen to 1a, read the questions in 1b and make clear what you should pay attention to.Learn the names .S1: 爱迪生。Ss: Thomas Edison.S2: Sorry, I dont know.Ss: Guglielmo Marconi.S3: Sorry, I dont know.Ss: They are Wilbur and Orville Wright.Read the questions in 1b.这几个人名很难读，学生在听、读时会遇到障碍。老师可以先教读几遍。让学生学会利用所提供的问题来确定在听的过程中应注意什么。 3While-listening (3mins)Individual workLet the Ss listen to 1a and do 1b. Check the answers. Finish 1b.T: Listen to 1a carefully and do 1b.T: Lets check the answers. xxx, you, please!Listen to 1a and do 1b. Check the answers. Finish 1b.S1: AS2: C4Post-listening(10mins)Individual workGroup work Class activity Step 1 : Let the Ss read 1a and do 1c.T: Now, read 1a and do 1c. If you finish, raise your hand.T : Ready to check the answers? You may answer like this “.was invented by in ”.T: Wonderful! How about the second one?T: You did a great job. The last one?T: Im very proud of you!Step 2: Let the Ss do the guessing game and finish 1d. T: Now work in groups to make riddles by yourself. You will describe the inventions in 1c and let other groups guess what you are describing. You can follow the example in 1d. When you finish, hands up!T: Time is up! Which group wants to be No. 1?T: You all performed very well!Step 3: Let the Ss read 1a again and find out the difficult and key points.T: Read 1a again and find out the difficult and key points.T: Do you have any questions?T: Good question! Its a very useful expression. It means someone said something, but it may be not true. We have another expression “Its reported that”.T: What else ? T: How about the key points?Read 1a and do 1cS1: The light bulb was invented by Thomas Edison in 1879.S2: The radio was invented by Guglielmo Marconi in 1895.S3: The airplane was invented by Wilbur and Orville Wright in 1903. Do the gues