1、Unit2 Topic2 SectionD 精品学案教学目标：1.学习四会词汇和句型。2. 总结不定代词和不定副词的用法。3. 认识垃圾污染的危害，让学生意识到环境保护的重要性。 教学重点:1. 总结不定代词和不定副词的用法。2. 复习总结表示原因与结果、建议的功能句型和用法。3.短语、词组的用法。教学难点：总结不定代词和不定副词的用法。课前预习1.大声朗读本课的生词和短语，尝试熟记。2. 完成Grammar 和Functions 中的填空，并尝试把这些重点句子翻译成汉语。3. 朗读Grammar 和Functions中的句子,找出关键点，并试着背诵。4. 大声朗读1啊，在1a文章中找出下列词
2、语：Plenty of _ day by day _缺水_短缺 _ be covered with _ 在地球上_3/4 _ 避免做某事_ 用来做_5.再读1a，完成1b问答题。6.预习指导 总结语法点 Grammar (Indefinite pronoun and adverb不定代词和副词)构成。1) 不定代词、副词是由some, any, no, every与thing, one, body, where 等构成。E.g. something, someone, nowhere, anybody等。2). 用法。1通常情况下,由some, every加后缀构成的不定代词、副词常用于肯定句
3、； 由any加后缀构成的不定代词、副词常用于疑问句、否定句中。E.g. You will find your bag somewhere. / Can you hear anything? 2. 注意： 当说话人希望得到肯定答复,或是表示建议、请求等意图时,something, somebody, someone也可以用于疑问句中。 当要表达“任何人；任何事物时,anything, anybody, anyone也可以用于肯定句中。E.g. Would you like something to drink? Anybody can do it except Tom. 3. none 和 no
4、 one 的区别: no one只能指人，不跟of 短语结构;可以回答who引导的问句。 none既可以指人又可以指物，常跟of 短语结构使用；可以回答how many& how much引导的疑问句。E.g. Who is waiting for you outside? No one/Nobody.E.g. How many stamps do you have now? None.教学过程预习展示：1. Check if the students can read the new words and phrases ,pay attention to their pronunciatio
5、n .2. Read 1a and predict the main idea of the passage.3. Fill in the blanks in the Grammar and Functions sections, and try to translate the sentences.合作学习展示1. Read 1a again and answer the questions.2. In groups help each other practice reading the passage, ask some students to show their readings.巩
6、固落实1. Discuss in groups different ways of protecting and saving water.2. Write a proposal about saving water to all the students in your school.训练检测：一、根据中文提示写出英语。1、If we want to use the sea water, we must _ _(拿走） the salt from the sea water. 2. How can we _(避免) a serious water shortage? 3. We should
7、 _(找到) ways to reuse water. 4. Peoples need for water is increasing _(一天天).5. Although the world is hungry, it is even _(更渴的).6. While _(几乎，差不多)3/4 of the earth is covered with water, we are still short of drinking water. 二、根据句意用适当的不定代词或副词填空。1). As we know, _ of us likes pollution.2).Dont spit _ in
8、public.3)._ should care for wild animals and plant more trees.4).We should do _ we can to protect the environment.三、单选题。( ) 1. Which would you like to drink, tea or coffee? _, thanks. Im not thirsty.A. Either B. Neither C. Little D. Few( ) 2. The students are doing some cleaning. Some are sweeping t
9、he floor, _ are cleaning the desks and chairs. A. other B. the other C. another D. others( ) 3. My parents are _ doctors. A. both B. all C. either D. neither ( ) 4. There is _ with my computer. I cant work on. A. wrong anything B. anything wrongC. wrong somethingD. something wrong( ) 5. The wind was blowing strongly. _ people walked in the street. A. Little B. A little C. Few D. A few ( ) 6. Hurry up. There is _ time left. A. a little B. little C. a few D. few
