Unit 7 Grammar课件 2022-2023学年牛津译林版八年级英语下册

Unit 7 International charities Grammar 1. 大约80%的病例能够被预防或治愈。 About 80% of these cases can be prevented or cured. 2. 飞机被用来作为培训中心。 The plane is used as a training centre. 3. 当地的医生和护士被邀请到飞机上。 Local doctors and nurses are invited on board. 4. 在我上次的探访中,150个病人做了手术。 During my last visit, 150 patients were operated on. 5. 我们需要更多的钱来继续我们的工作。 More money is needed to carry on with our work. Revision passive voice 被动语态 语态是动词的一种形式,表示的是主语和谓语之间的关系。 英语中的语态有两种: 主动语态 被动语态 What is passive voice? We clean the classroom every day. 主语S 谓语V 宾语O 动作执行者 动作 动作承受者 总结:当主语是动作的执行者,宾语是动作的承受者时,用主动语态。 What is passive voice? The classroom is cleaned by us every day. 主语S 谓语V 宾语O 动作承受者 动作 动作执行者 总结:当主语是动作的承受者,宾语是动作的执行者时,用被动语态。 What is passive voice? 当主语是谓语的执行者时,用主动语态。 当主语是谓语的承受者时,用被动语态。 We clean the classroom every day. 我们每天都打扫教室。 The classroom is cleaned (by us) every day. 教室每天都被(我们)打扫。 What is passive voice? 主动变被动: 1. 宾语变主语 2. 动词变 be + done 3. 主语变 by + sb. 主动语态 被动语态 主: I learn English. 被: English is learned by me. How to form passive voice? 一般现在时 am/is/are + done 一般过去时 was/were + done 主语 be动词 过去分词 一般现在时 I am supported. You/We/They are He/She/It is 一般过去时 I was supported. You/We/They were He/She/It was 主语 be not 过去分词 一般现在时 I am not supported. You/We/They are not He/She/It is not 一般过去时 I was not supported. You/We/They were not He/She/It was not be动词 主语 过去分词 一般现在时 Am I supported? Are you/we/they Is he/she/it 一般过去时 Was I supported? Were you/we/they Was he/she/it 7 1. They helped the poor child last week. 2. We collect warm clothes for the poor people. 3. My parents give me a birthday present every year. 4. She often takes care of the little girl. 5. He made me do that. The poor child was helped by them last week. Warm clothes are collected for the poor people by us. I am given a birthday present by my parents every year. The little girl is often taken care of by her. I was made to do that by him. A birthday present is given to me by my parents every year. Practice: Change the sentences into passive voice. T