仁爱版九年级英语上册教材分析
Unit1 The Changing World 本单元教学内容主要围绕假期经历、人口问题、社会问题展开。第一部分：Great changes have taken place there.通过学生谈论各自假期经历，引入并学习本单元的主要语法项目——现在完成时。第二部分： Which country has the largest population ? 通过康康购物的经历，引出人口问题，让学生了解人口问题对社会的发展所产生的影响。这一部分将继续学习现在完成时。第三部分：The world has changed for the better.通过介绍当今世界的一些社会服务机构及对一些社会问题的解决措施，让学生学会珍惜现在的生活，并树立社会理想，为使世界变得更美好而努力学习。本话题的语法项目是现在完成时和构词法。
Topic1 Great changes have taken places there.由学生谈论各自假期的经历，引出本话题的主要内容：迅速发展的中国。语法项目是现在完成时。文中还用一般过去时复习了相关内容。主要句型有：
Where have you been, Jane? I have been to Mount Huang with my parents.She has gone to Cuba to be a volunteer..I haven’t seen him for a long time.Have you cleaned the rooms for the disabled children? Yes, I have./No, I haven’t.Now our country has developed rapidly.
Topic2 Which country has the largest population.? 由康康去购物中心的经历引出本话题的主要内容：人口问题。通过四个部分的呈现，让学生了解人口是影响社会发展的重要因素之
一、当今世界人口问题的紧迫性以及中国人口的现状，并树立正确的人口观念。本话题将继续学习现在完成时，并学会从所给图表等材料中获得有用信息。主要句型有： I have just called you…
I’ve never been there before… Have you found him yet? Have you ever been to France? …China has developed a lot already.What’s the population of the U.S.A.?
Topic3 The world has changed for the better.这话题通过介绍当今世界的一些社会服务机构及对一些社会问题的解决措施，让学生了解我们的幸福生活来之不易，要学会珍惜。培养学生的爱心和同情心，帮助那些需要帮助的人。本话题的主要语法项目有现在完成时和构词法，此外还复习了其他语法及词汇的相关知识，如There be句型、一般将来时、状语从句等。主要句型有： You have been in New York for a long time.…the city has improved a lot since I came here a few years ago.Bobby has been away from the park since 8 o’clock.Bobby has been away from the park for two hours.With the money, it has built thousands of schools and libraries and trained 2300teachers.
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Unit2 Saving The Earth.本单元的三个话题仅仅围绕环境问题展开。第一部分：Pollution causes too many problems.由谈论美丽西山的环境变化引出污染这一话题，并融入了功能项目“责备与抱怨。”本部分的重点语法是直接引语和间接引语。第二部分All these problems are very serious.承接第一部分的内容，介绍了污染给人们生活所带来的危害。不定代词和不定副词的用法是这一部分的语法重点。第三部分Would you like to be a greener person? 承接了
一、二部分的内容，谈论环境保护的问题，并给出建议。本部分的语法项目是含有or, and, while和but的复合句。本单元学习完毕后要求学生能树立环保意识，并能采取切合实际的行动来保护环境。
Topic1 Pollution causes too many problems.由谈论美丽西山的环境变化引出污染这一话题，并介绍不同种类的污染。语法内容是直接引语和间接引语，为学习第二部分的内容打下基础。主要句型有： Oh, my goodne! The flowers and gra have gone! Look, there are several chemical factories pouring waste water into the stream.Kangkang said that it was a beautiful place with lots of flowers and gra.The old lady said that it was difficult for her to breathe./ The old lady told Kangkang that she had been like that since the week before.
Topic2 All these problems are very serious.本部分是前一个话题的继续，主要谈论环境污染所带来的危害。通过描述贴近生活的事件，向学生展示环境污染的危害。本部分的语法项目是不定代词和不定副词的用法。主要句型有： As a result, air pollution has become a serious problem.None of us likes population.Don’t spit anywhere in public.Everyone should care for wild animals and plant more trees.We should do everything we can to protect the environment.Humans have come to realize the importance of protecting animals.They can also prevent the water from washing the earth away.Stop factories pouring waste water into rivers.
Topic3 Would you like to be a greener person? 本部分是对本单元的总结和升华。关于环境保护的话题是本部分的主要内容，同时要求学生掌握提建议的功能用法。含有or, and, while和but的复合句，是本部分的语法项目。本部分主要句型有：For example, we should use both sides of the paper and reuse plastic bags.Everyone is supposed to do so.About 35% of the garbage in Hong Kong can be recycled every year while the rest can’t.Would you like to be a greener person? First, you ought to turn off the lights when you leave a room.May I have your attention, please? Please be on time.
Unit3 English throughout the world.本话题围绕着世界语言——英语展开，谈到了英语的广泛运用、英语学习的重要性、不同国家应用英语的差异、英语的发展、手势语、英语学习策略等问题。这些话题与学生的英语学习息息相关。本单元主要呈现的语法为一般现在时的被动语态、现在进行时表将来以及疑问词加不定式的用法。
Topic1 English is widely spoken throughout the world.谈论英语学习的重要性以及英语的广泛应用性，以谈论迪斯尼乐园为切入点过渡到英语语言的学习。本话题围绕英语的应用展开，需要掌握的主要语法是一般现在时的被动语态。主要句型有：
Disneyland is enjoyed by millions of people from all over the world.I can’t wait to fly there! You’ll have a good chance to practice English here.It is also widely used throughout the world now.Is English spoken as the official language in Cuba? Is Spanish similar to English? Is it poible for you to have any trouble? It is used as the first language by most people in Great Britain, America, Canada, Australia and New Zealand.Once in a while, Jane’s father has to travel to a country where English is not spoken.And two thirds of the world’s scientists read in English.
Topic 2 English is spoken differently in different countries.谈论英语在不同国家的应用，由澳大利亚英语、英国英语和美国英语之间的差异引入话题，融入手势语，最后总结英语的发展历史及美国英语与英国英语的主要差异。本话题的语法是现在进行时表将来。主要句型有：
Is Australian English the same as British English? I’m flying to Disneyland tomorrow.I can’t believe that I’m flying to Disneyland.My uncle is meeting us tomorrow.I hope I won’t have much difficulty communicating.Whenever you need help, send me an e-mail or call me.When are you leaving for Disneyland? I’m leaving this afternoon.Generally speaking, American English is different from British English in pronunciation and spelling.
Topic 3 Could you give us some advice on how to learn English well? 本话题由王俊峰学英语遇到的困难引入，由康康为他提供学习建议展开，接着全部讨论英语学习的策略，最后王老师进行概括总结。本话题的主要语法项目为Wh- + to do.主要句型有：
Could you make yourself understood in the U.S.A.? I don’t know what to do.You’d better not.
3 Kangkang, could you give us some advice on how to learn English well? How to improve it was my biggest problem.…I dare not answer questions in cla, because I’m afraid of making mistakes.I don’t know how to remember new words.My difficulty in learning English is how to get the pronunciation right.I don’t know where to find a pen pal.He can’t decide which to buy.I’m sure that you’ll make great progre as long as you stick to them.
Unit4 Amazing Science 本单元围绕着科学技术展开，谈到了“神州”五号、电脑科技、科技方面以及神秘的太空，便于中学生了解科学技术达到发展。本单元的主要语法为宾语补足语，一般过去时的被动语态以及含有情态动词的被动语态。
Topic 1 The Internet is making the world smaller.谈论“神州”五号和“嫦娥”一号，进而涉及电脑科技在航天领域的应用。本话题从令人关注的“神五”入手，贴近生活，时代感强。然后由飞船的成功运行联想到电脑科技，最后由电子邮件的发送和接收又回到现实生活。本话题的主要语法是宾语补足语，其中涉及形容词、名词、介词短语以及分词做宾语补足语。主要句型为： So I advice you to study hard to make computers serve us better.For example, tiny computers inside patients’ bodies can keep their hearts beating normally.The Internet is making the world smaller, like a village.Mr.Lee told us not to spend too much time playing games.
Topic 2 When was it invented?
本话题围绕科技方面展开，由康康的火箭模型引入火箭在航天中的作用，进而涉及克隆等科技发明及其用途，最后以现代发明的典型代表——机器人和 GPS定位系统结尾。本话题的主要语法为一般过去时的被动语态。主要句型有： What’s it made of? It’s made of metal.What’s it used for? It’s used for helping us to improve our English.When was it developed? Around 1998.The radio was invented by Guglielmo Marconi in 1895.
Topic 3 What do you know about Mars ? 本话题围绕火星和太空展开。由科幻电影引出火星，进而联想到外星人，并对火星进行简单的介绍，后扩展到对太阳系的了解。本话题的主要语法为含有情态动词的被动语态。主要句型有：
We will be able to do anything that can be done on earth.But I don’t think aliens can be found in space.I won’t believe there are aliens until I see them with my own eyes.I believe more and more things will be discovered in the future.Its diameter is 53% as wide as that of the earth.It has been two days since we landed on Mars.
