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1、Unit 12 Life is full of the unexpected.Period1 Section A (1a-2d)一、教学目标： 1. 语言知识目标：1) 能掌握以下单词及短语：unexpected, by the time, backpack, oversleep, ring, give a lift, 2）掌握By the time I got outside, the bus had already left. When I got to school, I realized I had left my backpack at home.3) 掌握过去完成时时态，结构及用法
2、。2. 情感态度价值观目标：能学会合理安排自己的学习和生活，做到守时守信。二、教学重难点1. 教学重点：过去完成时的用法。2. 教学难点：用过去完成时叙述过去的事件。三、教学过程Step1. Lead-in 1).Warm-up :Greeting.2 )Free talk: Do you remember any unexpected situation in your daily life?展示几张尴尬的人的图片。Ask: What do you think of the people in these pictures?Ss: They look scared/bad.T: What h
3、appened to the boy?Ss: He broke his arm. He is getting an electric shock.T: I was late for work today. When I got up, I found my clock had rung. It was 7:30. By the time I went to the bathroom, my son had been in. So I had to wait. When I went out, I found my motorbike had broken down. (老师讲述自己迟到的经历，
4、激起学生对一下内容的学习)。Now look at the picture, lets learn something about Tinas bad day。 Step2. Presentation 1. Work on 1a. Ask Ss to look at the pictures in 1a and ask: What happened to the girl? 2. Think and discuss in group: What happened to the girl? Possible answers: She got up late. By the time she go
5、t up, someone had already gotten in the bathroom. She rushed out the door. The bus had left before she got to the station. When she got to school, she realized she had left her backpack at home. . Step3. Listening1. Listen to the tape of 1b. Complete the sentences. 2. Listen to the tape for the firs
6、t time and finish 2a. 3. Listen to the tape for the second time and finish 2b. Fill in the blanks with the correct forms of the verbs in brackets. Then listen again and check your answers.1. When I _ (get) home, I realized I _ (leave) my keys in the backpack.2. By the time I _ (get) back to school,
7、the bell _ (ring).3. By the time I _ (walk) into class, the teacher _ (start) teaching already.3. Retell the story.Step4. Practice1. Finish 2c. Make up an ending for the story and share it with your partner. The teacher looked at Mary and asked her if she had finished the homework. Mary told her the
8、 unexpected things she met with this morning but they sound like excuses to the teacher. Therefore, Mary was asked to finish the homework in the class. What an unforgettable day it is for Mary!2. Ask several students to tell their stories in class. Step 5 . Role-play.1. PairworkWork on 1c. Take turn
9、s being Mary. Look at the pictures and talk about what happened this morning. A: What happened? B: I overslept. By the time I got up, my brother had already gotten in the shower. 2. Ask Ss to role-play the conversation in 2d.3. Answer the questions: 1) Why was Kevin late for class? 2) How did Kevin
10、get to school? 教师精讲： Language points1. Life is full of the unexpected.unexpected adj. 出乎意料的；始料不及的eg. It will not be unexpected if Tom comes late again, because he is always like this.如果汤姆又迟到了，一点也不意外，因为他一向如此。2. By the time I got up,my brother had already gotten in the shower.by the time 在以前,常引导表示过去的时
11、间状语从句，主句常用过去完成时，即had+动词过去分词eg. By the time I got there, he had already left. 在我到那儿之前，他已经离开了。3. So I just quickly put on some clothes and rushed out the door.rush out 冲出去, 冲出eg. Henry rushed out the room and disappeared in the rain.亨利冲出房间, 消失在了雨中。 Julia rushed out and didnt return. 朱丽叶冲了出去, 再没回来。4. L
12、uckily, Carls dad saw me on the street and gave me a lift in his car.give a lift 捎一程eg. Could you give me a lift, please?请问你能否捎我一程？ Jim gave me a lift on my way home yesterday.吉姆昨天在我回家的路上捎了我一程。Summary:.过去完成时用法： (1) 构成：由“助动词had (用于各种人称和数) + 过去分词”构成 否定式：had not + 过去分词 缩写形式：hadnt (2) 用法：过去完成时表示在过去某一时间或
13、动作之前已经发生或完成了的动作。(3) 它所表示动作发生的时间是“过去的过去”。 表示过去某一时间可用by, before 等构成的短语来表示。 也可以用when, before 等引导的时间状语从句来表示。 还可以通过状语从句或通过上下文暗示。例如：When I got there, you had already eaten your meal. 当我到达那里时，你已经开始吃了。By the time he got here, the bus had left. 在他到达那里之前，汽车已经离开了。Step6.HomeworkWrite out the story of Mary, note
14、 to use the target languageStep7.Blackboard Design Unit 12 Life is full of the unexpected.Period 1 Section A (1a-2d)Language points: give a lift过去完成时构成：由“助动词had (用于各种人称和数) + 过去分词”构成 否定式：had not + 过去分词 缩写形式：hadnt ：Period 2 Section A (3a-3c)一、教学目标： 1. 语言知识目标：1) 学习掌握下列单词和短语：block, in line with, worker,
15、 stare, disbelief, above, burn, burning, alive, airport, till , west2) 能掌握以下句型：Life is full of the unexpected. I was about to go up when I decided to get a coffee first. As I was waiting in line with other office workers, I heard a loud sound. Before I cold join the others outside to see what was going on, the first plane had already hit my office building. 3) 进一步熟练掌握过去完成时的用法。2. 情感态度价值观目标：1) 通过学习使学生认识到生活中充满着许多出乎预料的事件，培养学生正确看待事物的积极心态。
