七年级上册unit9.doc

Unit9教案课程名称：Unit9 My favorite subject is science.学 校：丹东市第五中学授 课 人： 马 晋IThe analysis of teaching material本模通过完成设定练习，来使学生进一步提高获取信息并准确理解文章内容的能力，并帮助学生巩固新学的词汇。在情感态度方面，通过对文中主人公事迹的谈论，树立学生正确的人生观、价值观和世界观。IITeaching Aims源:学&科&网Z&X&X&K1. Improve the students ability of reading comprehension.2. Get the students to have a global understanding of the reading passage.3. Train the students to guess the meaning of a word according to the context.IIITeaching Important Points1. Train the students reading ability.2. Get the Ss to have preliminary(初步的) understanding to the reading text.IVTeaching Difficult PointHow to improve the studentsreading ability. Teaching Methods1. Individual or pair works to make every student work in class.2. Fast reading and careful reading to understand the passage correctly. Teaching Aids1. a tape recorder 2. the blackboard. Teaching ProceduresStep 1 Leading-in and IntroductionShow some pictures on Page 51 and ask the Ss to say what they are.Step 2 Presentation1. Ask the Ss to match the items with their definitions to complete Part 2 of Introduction.2. Teach the new words and expressions in Part 3 of Introduction.Step 3 Reading 1. Ask the Ss to reading the passage on Page 52 silently following the tape.2. The Ss try to translate each paragraph.3. Get the general ideas about the paragraphs.Step 3 Practice1. Work in pairs to complete the True or False.2. Discuss in class and fix the answers.Step 4 Language points study1. The Internet is the biggest source of information in the world, and its accessible through a computer. 因特网是世界上最大的信息资源，它可以通过电脑使用。 accessible adj. 可进入的；可使用的。常接介词to。 eg. His house is not accessible by car. Medicine should not be kept where it is accessible to children. access n 接近，通路Eg The only access to their house is along that narrow road. There is no access to the street through that door. 2. It consists of millions of pages of data.它包含无数的数据页。 Consist vi (1)（由某部分，要素）组成（of ）Eg Air consists chiefly of nitrogen. 空气主要由氮气组成。 The committee consists of twenty members. 该委员会由二十名成员组成。 (2)存于，在于（in ）Eg Happiness consists in contentment. 幸福在于知足。 （3）并存，相容，符合(with)Eg His conclusions do not consist with the facts. 他的结论与事实不符。3. It then became possible for universities to use the system as well. 此时大学使用这系统也成了可能。 (1) as well 起副词作用，其语气相当于too或also（也，还），一般放在句末。 Eg I like John and I like his brother as well. Schools will have to teach computer skills as well. 学校还得教计算机技能。 (2) It + be/become +adj. +for sb / sth to do sth.It是形式主语，代替for sb / sth to do sthEg It is important for the students to learn English well.4. He came up with the idea of the World Wide Web in 1989 while he was working in Switzerland. 1989年，当他在瑞士工作时，他提出了（创建）万维网的想法。 Come up(1) 作“出现”、“被提出来”、“想出”解，相当于appear或be referred to。 Eg But then another question came up. The question of wage increases will probably come up at the next meeting. He came up with the idea that they should do it in another way.(2) 作“走上前来”解。 Eg A young man came up and asked me if he could help. Suddenly a taxi came up and picked him up. 突然一辆出租车开过来把他接走了。5. With me in the studio are Ann Baker, whos a teacher, Tom Grant, whos 17 and still at school, and Toms mother Pat. 跟我在一起的是：Ann Baker，一位老师，Tom Grant，17岁，学校学生，以及Tom的母亲Pat。本句是倒装句。句子的表语提前时，为了使句子平行，我们经常将谓语动词be放在主语的前面，因此形成了倒装。Eg Also present at the meeting are some teachers from that famous school. Gone are the days when they could do what they liked to. Among the goods are Christmas trees, flowers, candles and toys. 6. Would you like me to wrap it up? 你愿意我把它包起来吗？wrap up 包起来，多穿衣服，穿得暖和，掩盖。Eg The assistant wrapped her clothes up for her as quickly as possible. Youd better wrap up well before you go out, it is very cold outside. He wrapped up his meaning in a fancy speech. 7. You can do this by taking out “unimportant” letters in the words (usually vowels) and using numbers instead of words. 你可以去掉单词中“不重要”的字母（通常是元音）及用数字代替单词。Instead of 为介词，一般放在句首或句中，否定of后面的宾语。Eg You can take me with you instead of Mary.。 Shall we have fish instead of meat today? 8. Mobile phone users have developed a series of symbols to show how they feel. 移动电话用户已经发明了一系列用来表达他们感受的符号。Series n(1) (的)一系列，一连串，连续 (of) E