约4830字。

　　Unit 25  At the conference
　　一、教学目标与要求
　　通过本单元教学，进一步学习情态动词的用法。学生能初步掌握情态动词表判断推测的用法。要求学生能用自己的语言复述课文。正确完成练习册编排的练习。
　　二、教学重点与难点
　　1．重点词汇 organize；repeat；attend；suppose；earn；send out；get through；ringbacp；out of breath
　　2．重要句型 1）What a lot of information to send out！ 2）Would you mind giving a talktoday about DNA？ 3）You must be joking！ 4）You can’t be serious！
　　3．语法 学习must，may，might，can’t，could等情态动词的用法。
　　4．日常交际用语 打电话（Making telephones）：1）Can you ring up…？I can’t getthrough．2）The line’s busy．I’ll try again later．3）Could I speak to…，please？4）Holdon please．5）Can I take a message？6）This is…speaking．7）Can you ask…to ring meback，please？
　　三、课型
　　（一）对话课
　　Ⅰ．教具  录音机，投影仪，电话机。
　　Ⅱ．课堂教学设计
　　1．教师通过以下步骤导入本课：
　　向学生提出下列问题：1）Suppose you will organize a meeting and you want to ask somepeople to come and make speeches．What do you have to do？（send out lots of invitations）2）And what other things do you have to do if you want your meeting to be a successful one？（rent meeting halls；book hotels；order meals；arrange buses；make time-tables；selectspeakers；print materials；plan outdoor activities，etc．）
　　由学生充分讨论，得出他们自己的意见。括号里的内容供教师参考。
　　2．准备放对话录音。借助投影片打出以下听前提问：1）How many guests are they goingto invite？2）How many buses do they need？
　　放录音一至两遍，请学生回答上述问题，教师予以必要订正。
　　Key：1）They are going to invite over two hundred guests．2）They need two buses tomeet the people at the station．
　　3．再次放对话录音，学生跟读。将学生分为两人一组练习对话。数分钟后，请两、三组同学到前面表演。
　　教师指导学生归纳本课中出现的有关打电话时的常用语句（见日常交际用语部分）。也可为学生设计一些情景，由同学编写对话。
　　情景1：You want to visit the History Museum and you make a phone call，asking aboutthe price of tickets；any cheaper tickets for students；the time the museum is open to public；whether it closes at weekends；what are on show and other things you want to know．
　　情景2：You are supposed to organize a class-meeting next Monday．You make a phonecall to your teacher，telling him／her your plan and ask for your teacher’s opinions．
　　经数分钟练习后，教师请几位同学借助电话机到前面进行表演，教师予