九年级英语全册 Unit 5 What are the shirts made of？被动语态课件 (新版)人教新目标版 课件VIP免费

语态：表示语态：表示主语主语和和谓语动词谓语动词之间的关系。之间的关系。英语有英语有两种语态两种语态，即，即主动语态主动语态和和被动语态被动语态。。 主动语态：表示主语是动作的执行者。被动语态：表示主语是动作的承受者。如：Many students study English.( 主动语态 ) English is studied by many students. ( 被动语态 )语态语态肯定句肯定句：主语＋：主语＋ be + be + 过去分词＋过去分词＋ (by ~)(by ~)否定句否定句：主语＋：主语＋ be not be not ＋过去分词＋＋过去分词＋ (by ~)(by ~)一般疑问句一般疑问句：： Be Be ＋主语＋过去分词＋＋主语＋过去分词＋ (by ~)? (by ~)? 特殊疑问句特殊疑问句：： 疑问词＋疑问词＋ bebe ＋主语＋过去分词＋ ＋主语＋过去分词＋ (by ~) (by ~) 被动语态的被动语态的时态时态是由是由 bebe 的时态的时态决定的，决定的， bebe 是什么时态，全句就是什么是什么时态，全句就是什么时态，时态， bebe 动词后面的过去分词不变。动词后面的过去分词不变。by many students.English is studiedby many students.English is not studiedby many students.1.Many students study English.English is studied2.They make shoes in that factory.Shoes are made by themin that factory.1.1. 把主动语态的把主动语态的宾语宾语变为被动语态的变为被动语态的主语主语。。2.2. 把主动语态的把主动语态的谓语谓语变为被动语态的变为被动语态的谓语谓语。。3.3. 把主动语态的主语变为被动语态的把主动语态的主语变为被动语态的 byby 短语。（短语。（①① byby 短语可以省。短语可以省。② ② byby 短语短语 后跟代词的宾格。）后跟代词的宾格。）by the teacher.3.The teacher often 3.The teacher often asksasks himhim questions. questions.Heis askedquestions1. 找宾语 ---- 即动作的承受者They make shoes in that factory. Shoes2. 判断宾语的单复数 ---- 即 be 动词的单复数 .are made3. 判断动词的时态 ---- 即 be 动词的时态 .4. 修改谓语的时态 ---- 即原句动词改为过去分词 5. 修改原句的主语 ---- 即 by+ 主语 / 宾语 . by them.主变被解题步骤宾变主 , 主变宾 , 前加 by动变被 , 看清 be, 结构分别 be+ pp 助动词 be 有人...