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Period 2 New function presentingLanguage goals 语言目标1. Words & expressions 生词和短语invent, discover, scoop, mistake, annoying, adjustable, microwave, braces2. Key sentences 重点句子 (P68)When was the telephone invented? I think it was invented in 1876.I think the telephone was invented after the car.Ability goals 能力目标Enable the students to use the passive voice to talk about “when it was invented”.Emotion & attitude goals 情感和态度目标Enable the students to know about when some important inventions were invented.Strategy goals 策略目标Listening and matching.Culture awareness goals 文化意识目标Know about inventions in different countries.Teaching important points 教学重点Help the students to understand and use the grammar: the passive voice.Teaching procedures and ways 教学过程与方式Step I RevisionCheck the homework and help the students to correct mistakes if any.T: Hello, everyone, have you finished your homework? Take out the homework paper. Please read the complete sentences in Ex.1 and then translate them into Chinese. This line, please.Sample answers to Ex. 1:(1) When was the car invented? 车是什么时候被发明出来的?(2) What is the heated ice cream scoop used for? 被加热的冰激凌勺子是被用来干什么的?It is used for scooping really cold ice cream. 它是被用来舀凉凉的冰激凌的。(3) Basketball is enjoyed by all the people. 篮球被所有人喜欢。(4) A game was created to be played on a hard wooden floor.一个游戏被创造出来了,为的是能在坚硬的木质地板上玩。(5) This beverage was discovered two thousand years ago. 这种饮料在2千年前就被发现了。(6) A pleasant smell was produced. 一种令人愉悦的味道被制造出来了。Sample answers to Ex. 2:(1) The flowers were watered by me.(2) The light was turned on by him.(3) Who was the air-conditioner invented by?(4) Who was the battery-operated slipper invented by?Step II Warming Up (1a, 1c: P68)Ask the students to talk about when the things in picture of 1a on P68 were invented. T: Look at the pictures on P68. What are they? Ss: They are telephone, car, calculator, television and computer.Write the following sentences on the blackboard.When was (the telephone .) invented?I think it was invented in (1876 .).T: Look at the blackboard. When was the telephone invented? You can tell me by using the second structure.S1: I think it was invented in 1873.S2: I dont agree. I think it was invented in 1876.T: Yes, you got it right. It was invented in 1876.Write the following sentence on the blackboard.I think it was invented after / before (the car .). T: When was the car invented, then? I think it was invented in 1865. So I think it was invented before the telephone. S1: I dont think so. I think it was invented in 1890. I think it was invented after the telephone.S2: I think it was invented in 1885. I think it was invented after the telephone.Ask the students to discuss in groups.T: You can have a discussion in groups. Try to find out the correct dates when the things were invented. Try to use the sentence structures on the screen. Check the results of their discussion.Sample dialogues:Dialogue 1:S1: When was the telephone invented?S2: I think it was invented in 1876.S1: When was the car invented?S2: I think it was invented in 1930. I think it was invented after the telephone.S3: I dont think so. I think it was invented in 1873, so it was invented before the telephone.S4: I dont agree. I think it was invented in 1885 and it was invented after the telephone.Dialogue 2:S1: When was the calculator invented?S2: I think it was invented in 1971.S1: When was the computer invented?S2: I think it was invented in 1976. I think it was invented after the calculator.S3: I dont think so. I think it was invented in 1927. I think it was invented before the calculator.S4: I dont agree. I think it was invented in 1876. I think it was invented before the calculator.Dialogue 3:S1: When was the television invented?S2: I think it was invented in 1927.S1: When was the telephone invented?S2: I think it was invented in 1910. I think it was invented before the television.S3: I dont think so. I think it was invented in 1853. I think it was invented before the television.S4: I dont agree. I think it was invented in 1947. I think it was invented after the television.Step III Listening (1b: P68)Ask the students to listen to the recording and compare their answers with those in the recording.T: You have quite different answers. Which are right? Lets listen to a dialogue between a woman and a girl. They will tell us the correct dates when these things were invented. What would you do if you are going to do some listening practice? S1: I think we should know what we are asked to do.T: Then what are you asked to do according to the instruction?S1: To match the inventions with the dates when they were invented.T: So what should you pay more attention to when you are listening?S1: Dates and numbers.T: Good. The recording will be played twice. For the first time, listen carefully to the dates when the things were invented.Play the tape for the first time.T: For the second time, listen and match the inventions with the dates.Play the tape again. Then check the answers.Step IV Summary of the grammar (Grammar Focus: P69)Help the students to make a summary of the grammar the passive voice. Ask them to take out the homework paper and read the first sentence in Ex. 2 again.T: Why do we use “was” before “invented”? Can we remove “was” here?S1: No, we cant. Because it is a passive voice. The structure is “be + done”.T: Why do we use “by” here?S2: I think it is used when we want to express “什么事被谁做”, we should use “by sb” to express “被谁”.Point to the grammar poin

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