Unit3被动语态用法总结课件 2023-2024学年仁爱科普版英语九年级上册

被动语态用法总结 被动语态小结 1.考点揭密 2.典型例题解析 3.课时训练 一、概述 动词的语态有两种: 主动语态(active voice)和被动语态(passive voice)。 1. 主语是动作的执行者时为主动语态; 2. 主语是动作的承受者时为被动语态。 3.在英语中只有及物动词和一些相当于及物动词的词组才有被动语态的形式。 主干知识 被动语态的构成及用法 3.被动语态常用于以下几种情况: ①不知道或没必要说明动作的执行者; ②强调动作的承受者而不是执行者; ③不愿说出动作的执行者; ④汉语中的“被、受、由”句式常用被动语态。 被动语态的构成: be+及物动词的过去分词。 其中be动词随人称、数和时态的变化而变化; 被动语态be字变,过去分词跟后面。 is spoken She speaks Chinese. is spoken He speaks English. English English. He by him. Chinese Chinese She by her. 被动语态(Passive Voice ) be + done 主动语态: 主语 + 动词 + 宾语 被动语态: 主语 + be + 过去分词 + by + 宾语 主动语态变被动语态的方法: 1.主动语态的宾语变成被动语态的主语。 2.主动语态的谓语动词变成be+动词的过去分词 3.主动语态的主语变成by短语。 各种时态的被动语态 1.一般现在时 2.一般过去时 3.一般将来时 4.现在进行时 5.过去进行时 6.现在完成时 am/is/ are +P.P was/were + P.P will +be+ P.P am/is/ are +being +P.P was/ were +being +P.P have/has +been +P.P 被动语态的时态 一般现在时:am /is/ are +过去分词(+by短语+其他) He is punished by his father. 一般过去时:was/ were+过去分词(+by短语+其他) The classroom was cleaned by students ten minutes ago。 一般将来时:will /be going to be+过去分词(+by短语+其他) These trees will be planted by us tomorrow。 These trees are going to be planted by us tomorrow。 现在进行时: am /is/ are +being+过去分词(+by短语+其他) The classroom is being cleaned by students now。 过去进行时: was/ were +being+过去分词(+by短语+其他) The classroom was being cleaned by students at 7 o’clock 现在完成时: has/have been+过去分词(+by短语+其他) Our homework has been finished already。 含有情态动词的被动语态: 情态动词+be+ 及物动词的过去分词 Your homework must be finished tonight. This book should be returned next week. More trees should be planted every year. The blackboard may be cleaned byJim. 主动句中的宾语补足语如果是不带to的不定式,make / let/ have /see /feel/ hear/ notice sb do sth.等,在变被动句式,要加上to 1.Her mother makes her wash clothes. she is made to wash her clothes by her mother. 2.My teacher has me clean the blackboard. I am had to clean the blackboard by my teacher. 3.We often hear the girl sing in the room. The girl is often heard to sing by us in the room. 不及物动词不能直接用于被动语态,必须和介词一起用 1.Students are listening to the teacher carefully. The teacher is being listened to carefully b