2019新人教版高中英语必修二Unit2单元同步语法

2019新人教版高中英语必修二单元同步语法 Unit 2 现在进行时的被动语态 现在进行时的被动语态表示“说话时或现阶段正在被干的动作”， 主语是动作的承受者。 一．现在进行时被动语态的构成 1．肯定形式：主语+am/is/are＋being＋过去分词 The house is being painted. 房子正在被粉刷。 2. 否定形式: 主语+am/is/are＋not＋being＋过去分词 The trees are not being watered. 树木没有正在被浇水。 3. 疑问形式: Am/Is/Are＋主语＋being＋过去分词？ Is the bridge being built in the village? 村子里的桥正在被修吗？ 二．主动语态变被动语态的方法: 1.将主动语态的宾语变为被动语态的主语。 2.将主动谓语变为被动谓语(am/is/are＋being+过去分词)。 3.将主动语态的主语变为by短语(在被动句中用作状语, 若不强调动词执行者，被动语态中的by短语通常可以省略)。 Scientists are studying the new disease 主语 谓语 宾语 at present. →The new disease is being studied at present 主语 谓语 by scientists. 状语 They are building nine parks. 主语 谓语 宾语 →Nine parks are being built (by them). 主语 谓语 状语 【巩固练习】 一．将下列主动句变为被动句 1.Hunters are hunting African elephants. 2.The reporter is interviewing Mary now. 3. Look! Her aunt is taking care of the baby. 4. The workers are setting up a lot of buildings, and people will move next year. 5.He is writing