播完后，让学生回答问题。
(2)让学生说说The Americans took about five days to get there in 1969.这句话的意思。 (3)再次播放A. Let's talk的录像，每句后暂停，要求全班跟读。
(4)播放A. Let -s talk的录像，将声音关闭后，要求全班分成三组为录像配音。 四、巩固与拓展（Consolidation and extension）
1．三人一组分角色表演A. Let's talk部分的内容，然后请一些学生到台前表演。 2. A. What was your school like five years ago? What is it like now? Draw and talk. (1)教师出示学校以前的照片给学生看，让学生根据课本的要求画出现在的学校和过去的学校。 (2)学生展示并介绍自己的作品。 3．活动：评选校史讲解员
活动方式：告诉学生：下周有一些外宾要来学校参观，学校想选出一些同学来介绍学校的过去和现在。现在请你们根据学校提供的照片编写解说词，并向全班进行解说，成绩优秀的三名学生可成为讲解员为外宾服务。如： There was no library in my school. But now we have a modern library. There are many books, CDs, computers in it.
1. 听录音，跟读对话。 2．完成活动手册配套练习。 3．用英文向家长讲述学校的今昔。
板书设计
Unit 4 Then and now
star Internet
look up easy
There was no library in my old school. Tell us about your school, please. How do you know that?
There were no computers or Internet in my time.
第三课时
课时目标
1．能听、说、读、写单词或词组：cycling, ice-skate, badminton, go cycling。
2．能够听、说、认读句子：I didn't like winter before.I thought it was too cold,and I couldn't go cycling. How about now? Now I love to ice-skate and play in the snow.并能在实际情境中正确运用。
教学重难点
1．重点：能听、说、读、写单词：cycling, ice-skate, badminton, go cycling。 2．难点：记忆单词badminton。
媒体链接
1．配套的教学课件。 2．图片和单词卡。 3．录音机和磁带。
教学过程
一、热身（Warm-up）
Say the chant: Garden, garden.
See the flowers, see the flowers. Playground, playground. Let-s run, let's run. Dining hall, dining hall. Have lunch, have lunch. Grass, grass.
Play football, play football. Gym, gym.
Play basketball, play basketball.
活动方式：要求学生边说chant，边做动作。 1．Play a game:Bomb
活动方式：教师将school, library, playground, computer room, art room, music room. dining hall, grass, gym等单词卡片贴在黑板上，并将炸弹放在某个单词下，要求学生按照顺序快速说出这些单词。当读到埋有炸弹的单词时，全班学生则要跳过不能发出声音，如果谁违规了，全班学生则对着他说“One，two，bomb”。 2．活动：学校今昔谈
活动方式：学生两人一组就学校的过去和现在展开对话，然后教师请几组学生到讲台前表演。如： Sl: Was there a computer in the classroom ten years ago? S2: No, there was a TV and some fans in the classroom.
Sl: Was there a library in our school five years ago? S2: Yes, but it was small. Now there is big and bright. Sl:I like the gym.I often play basketball and ping-pong in it. S2: But there was no gym three years ago. Sl: You're right． 3．活动：听一听，猜一猜
活动方式：教师藏起一张运动项目的图片，让学生根据老师的描述，猜一猜是哪项运动项目，在活动过程中，学生可以随时猜，直到猜对为止，猜对的学生应给予奖励。如教师藏起一张蹋足球的图片： T: We often play it on the playground. S：Morning exercises. T: No. We play a ball． S：Basketball．
T: No. We often use our feet and head. S：Football． T: Yes．
教师示范后，可让一名学生抽出一张运动类的图片，由该生描述它的特征，其他学生来猜。 三、新课呈现( Presentation)
1．教学单词cycling和词组go cycling
教师描述：This is a sport. It's a popular sport. It's a cheap way to get around.It-s a sport of traveling on a bicycle.学生猜测后，教师出示骑车的图片说：This sport is cycling.教师板书：cycling，并采用“大小声”