Unit-2-Saving-the-earth--课件精品课件精品课件.pptxVIP

Unit 2 Saving the earthTopic 2 All these problems are very serious.Section D;How do sandstorms come into being?;What should we do to protect the environment?;Talk about the following pollution.;Indefinite Pronoun and Adverb ;Indefinite pronoun and adverb 不定代词和副词 一、构成。 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。 二、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；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.;1. —Which would you like to drink, tea or coffee? —________, thanks. I’m not thirsty. A. Either B. Neither C. Little D. Few? 2. The students are doing some cleaning. Some are sweeping the 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. Can you help me? A. wrong anything B. anything wrong C. wrong something D. 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 ;Functions;Imagine you are water.Please tell us your functions, problems and wishes.;1a Read the passage and put the following paragraphs in the correct order. ;1a Read and answer. ;1a Read and Mark. ;1a Read, fill and answer. ;Key points;Key points;1b Read 1a again and answer the questions. ;Discuss in groups different ways of protecting and saving water. Write down the key information.;Write a Passage;;Write a proposal about saving water to all the students in your school. ;Project;Exercises;Summary;Homework;