《Great Scientists》教案+讲解+练习

　　外研英语必修四Unit4《Great Scientists》教案+讲解+练习
　　教案.doc
　　讲解.doc
　　练习.doc
　　Module 4　Great Scientists
　　Period 1
　　Introduction & Reading and Vocabulary (1)
　　Teaching aims:
　　Learn some new scientific terms.
　　1. Get to know some famous scientists worldwide and nationwide.
　　2. Learn something about Yuan Longping.
　　3. Write a short passage.
　　Step1: Lead-in
　　1. introduce the topic by presenting some pictures showing the disease SARS - a terrible disease in 2003 and the great scientists - CHINESE ACADEMY OF SCIENCES     CAS      
　　Step2: Introduction Activity 1
　　1. Discussion: show the pictures of Newton, Marie Curie, Archimedes and
　　Albert Einstein. Then discuss the questions about them:
　　1) Who are they?
　　2) What did they invent or discover?
　　2. guess and appreciate some encouraging remarks
　　1) Ancient Greek Physicist, mathematician
　　单词点拨
　　support “支持”
　　support作动词时，意思为“支持，支援，资助”，如：
　　Which football team do you support? 你支持哪个足球队？
　　She supports her husband on the money she earns from teaching. 她用教书挣的钱资助丈夫。
　　【拓展】 1. support用作动词，还有下面的意义和用法：
　　① “支撑；支持；扶持”，如：
　　The old man entered the room supported by his grandson. 老人由孙子扶着进了房间。
　　② “抚养；赡养”，如：
　　He needs a high income to support such a large family. 他需要一份高收入来供养这样一个大家庭。
　　③ “为……提供证据；证实”，如：
　　Can you give some examples to support your argument? 你能举几个例子来证实你的论点吗?
　　2. support还可以用作名词，有下面的意义和用法：
　　① “支持，支撑；扶养者，维持生计者”，如：
　　He didn't give me much support. 他不曾给我很多援助。
　　必修四Module 4 课本重点句型练习
　　一、按括号里所提供的要求完成句子。
　　1. Tom was late as a result of the traffic jam. （用because of 改写句子）
　　2. We saw him play football on the playground. （变被动语态）
　　3. ______________ his carelessness, he is often criticized by his parents.（用
　　because的适当短语填空）
　　4. 谁能给我这道题的答案？（翻译成英语）
　　二、根据所提供的汉语完成句子。
　　5. These workers are ________________________ (对……进行实验 ) rats.
　　6. Some computers ________________________ (昨晚被盗了).