Step 1 Review 第一步 复习(时间:10分钟)
创设情境对话，复习现在完成时态，并学习部分生词。
1. (通过做游戏，复习现在完成时。)
T: Hi, boys and girls. Let’s play the game “Quick Response”.
T: Where have you been, S1?
S1: I have been to Hong Kong, and I bought many things.
…
T: Where has S2 gone?
S3: He/She has gone to Mr. Lee’s office.
T: When will he/she come back?
S3: In an hour.
…
2. (教师出示一张吉姆的旅游照片，介绍他的假期经历，导入并教授生词。)
T: Do you want to know where Jim has been during his summer holiday?
Ss:Yes.
T: It’s a photo of him. Let me describe it in detail.
(板书并要求学生掌握。)
describe, in detail
S4: Has he been to Beijing?
T: Yes, he has. He has been to Beijing with his parents, granny and little sister.
(板书并要求学生掌握。)
granny
T: His little sister went there for further education. Her dream is to study abroad. Luckily, with the development of our country, most of you will have a chance to study abroad. You are all lucky. But there are many disabled children. They are unlucky. We should try our best to help them. Look at this picture. Let’s have a discussion.
(板书并适当讲解生词，要求学生掌握education, development, develop；理解disabled；了解luckily。)
education
luckily
develop→development
disabled
Step 2 Presentation 第二步 呈现(时间:14分钟)
创设语言情境，让学生掌握现在完成时态的一般疑问句，学习部分生词，呈现1a、2a，完成2b。
1. (教师拿出一张“残疾儿童之家”的图片，导入现在完成时的一般疑问句。)
T: This picture is a disabled children’s home. Have you ever been there?(教师可用汉语解释disabled children’s home的意思，帮助学生理解。)
Ss: Yes, we have./No, we haven’t.(引导学生回答。)
T: Maria has been to a disabled children’s home. Do you want to know what Maria has done there?
Ss: Certainly.
T: OK. Let’s listen to the tape and answer the following question. What did she do to help them?
(听1a录音回答上面问题，核对答案。)
T: Did Maria have anytime to travel?
Ss: No, she didn’t. But she still felt happy.
T: Yes. Though she has no time to travel, she has learned a lot from her holiday experiences.
(教师解释though引导让步状语从句，不与but连用。板书并要求学生掌握。)
Though she has no time to travel, she …
2. (播放1a录音，学生跟读，注意语音和语调。)
T: Please listen to 1a again and repeat. Pay attention to the pronunciation and intonation.
3. (听2a录音，回答幻灯片中出示的问题。)
T: Today we all have a happy life, but in the past, people’s lives were very hard, even some children had to be child laborers. Listen to the tape, and answer the following questions.
(1) Did Kangkang’s granny have a hard life in the past?
(2) What did Kangkang tell Rita about Chinese teenagers in the past?
(3) How did most children spend their childhood in the past?
(板书并讲解生词，要求学生理解。)
laborer, teenager, childhood
4. (学生打开课本，再听2a，跟读并找出疑难点。)
T: Open your books now. Listen to 2a again and repeat. Mark the difficulties when you are
reading.
5. (引导学生说出疑难点和含有现在完成时态的句子，教师讲解疑难点，板书要点并要求学生理解生词support和rapidly。)
have/live a hard life
Is that so?
can’t/couldn’t afford sth.
Our country has developed rapidly.
give support to sb./give sb. support
6. (学生仔细阅读2a，完成2b。两分钟后，核对答案。)
Step 3 Consolidation 第三步 巩固(时间:8分钟)
通过比赛、谈论等形式，激发学生朗读兴趣，培养学生的听、说技能，巩固2a，完成2c。
1. (分角色朗读2a，选择四组进行比赛，激发学生朗读兴趣。对表现好的小组，给予掌声鼓励。)
2. (学生两人一组，谈论过去的孩子和现在孩子的不同生活。)
T: Work in pairs to talk about children’s different lives in the past and nowadays.
Example:
S1:In the past, many families were big and poor.
S2:Yes. The parents couldn’t afford their children’s education.
S1:The children had no chance to go to school.
S2:Some of the children had to be child laborers and never had enough food to eat.
S1:I feel sorry for them. We are so happy nowadays.
S2:Nowadays, our country has developed rapidly. Most children can get a good education.
…
T: Just now, you compared Chinese teenagers’ lives in the past with those nowadays. You did very well!
3. (听录音，完成2c。提高学生听力技能，进一步了解过去与现在的青少年的生活变化。)
T: Listen to the tape of 2c and fill in the blanks.
(播放2c录音两遍，核对答案。)
Step 4 Practice 第四步 练习(时间:8分钟)
强化练习现在完成时态的一般疑问句形式，以及动词的过去式与过去分词。完成1b。
1. (教师出示教学所需的图片，要求学生运用现在完成时，针对图片内容进行问答练习。)
(1)-Have you told stories to the disabled children? -Yes, I have.
(2)-Have you fed the disabled children? -No, I haven’t.
(3)-Have you cleaned their rooms? -Yes, I have.
(4)-Has he jumped rope yet? -No, he hasn’t.
…
(板书并要求学生掌握。)
rope
2. (板书几组动词，并讲解动词的不规则变化。让学生参考书后附表，完成1b过去式和过去分词的填空部分。)
(板书并要求学生掌握shut。)
clean cleaned shut shut
chatted chatted do did
3. (引导学生总结现在完成时的句型，用现在完成时的一般疑问句操练1b，要注意第三人称单数的练习。完成1b。)
Example:
A: Chat on line.
B: Have you chatted on line/Has he chatted on line?
C: Yes, I have./No, he hasn’t.
Step 5 Project 第五步 综合探究活动(时间:5分钟)
通过写调查报告的形式呈现今昔生活变化，对学生进行热爱生活的情感教育。
1. (学生分组谈论自己的父母或爷爷奶奶童年时的生活，写一份调查报告。)
T: We know a lot about the differences between teenagers’ lives in the past and nowadays. What are your opinions? Do you care about your parents’ childhood? Do you care about your grandparents’ childhood? If so, you can talk in groups of four to tell your partners how your parents or your grandparents spent their childhood. Make a simple survey report at last.
(调查可以是关于娱乐、运动、学习、饮食、住房、穿着、健康、工作等方面的。)
2. Homework:
Write an article about teenagers nowadays.
板书设计:
Our country has developed rapidly.
Section B
have/live a hard life -Have you ever fed the disabled children?
in detail -Yes, I have./No, I haven’t.
Is that so? -Has Ann ever …?
can’t/couldn’t afford sth. -Yes, she has./No, she hasn’t.
give support to sb./give sb. support Now our country has developed rapidly.
Though she has no time to travel, …