高一英语(精品·公开课件).pptVIP

* * * * * * * * * 牛津高中英语 (模块四 ·高一下学期) Grammar and usage 板块：教学设计—课件 作者：陆震环 Unit 3 The passive voice Teaching aims: Learn the basic verb forms of the passive voice and some special passive patterns. Learn how to use modal verbs in the passive voice. Learn some verbs that are often used in the passive voice. Unit 3 课件描述： 本课件用于辅助牛津高中英语模块四第三单元Grammar and usage教学。 教学重难点:1.学习并掌握被动语态的用法；2.文章中涉及的一些重要短语 The man _________(call) “ Good husband”. is called The pet dog ________________(treat) by veterinary. is being treated A frog __________ ( catch) by a big bird just now. was caught am/is/are 一般现在时 am/is/are+being 现在进行时 shall/will+be 一般将来时 have/has+been 现在完成时 + done + done was/were 一般过去时 was/were+being 过去进行时 would+be 过去将来时 had+been 过去完成时 How can we change a sentence into the passive voice ? 1. Find out the object of the sentence and use it as the subject of the sentence with the passive voice. 2. Decide the tense of the sentence and use the related form of its passive. 3. If necessary, use “by” to join the former subject, which should be put into its object form. When do we use the passive voice ? Many houses will be built here. 1. 不知道或没必要指出动作的执行者。 The song “ The East is Red” was written by a poor peasant. 2. 强调动作的承受者。 The plan was supported by those who wished to have more chances to speak English. 3. 动作的执行者有较长的修饰语。 You are requested to attend the meeting. 4. 出于礼貌，不愿意说出动作的执行者。 Change the following sentences into the passive voice: 1. All of us like her. 2. We are discussing the question. 3. We have put off the meeting. 4. I will develop my picture next week. She is liked by all of us. The question is being discussed. The meeting has been put off. My picture will be developed next week. Fill in the blanks with the right form of the words given: I ___________(give) a new book by my father on my birthday. English ___________(find) very useful. 3. The work ______________(finish) tomorrow. 4. The flowers ______________(water) by them now. was given is found will b