一般现在时被动语态(3)

1、被动语态被动语态(一般现在时）一般现在时） The Passive Voice被动语态（被动语态（The Passive Voice）：）：1）主动语态和被动语态：）主动语态和被动语态：英语动词有两种语态，即主动语态（英语动词有两种语态，即主动语态（The Active Voice）和被动语态（）和被动语态（The Passive Voice）。主动语态表示主语是动作的执行者，）。主动语态表示主语是动作的执行者，被动语态表示主语动作的承受者。如：被动语态表示主语动作的承受者。如：Many students study English.(主动语态主动语态) English is studied

2、by many students.(被动语被动语态态) 在改写中应注意：在改写中应注意：1.把把来的来的提到前面作被动语态的提到前面作被动语态的2.把动词变成把动词变成“”;3.主动语态中的主动语态中的变为介词变为介词的的典型题例典型题例例例1 将下列句子改为被动语态。将下列句子改为被动语态。 We clean our classroom every day. Our classroom is cleaned (by us) every day.2)被动语态的结构：被动语态的结构：被动语态由被动语态由“助动词助动词be+及物动词的过及物动词的过去分词去分词”构成构成，助动词，助动词be有人称、

3、数的有人称、数的变化变化,其变化规则与其变化规则与be作为连系动词时一作为连系动词时一样。样。如：如：The desk is made of wood. The desks are made of wood.He is asked a question by the teacher.I was given a nice present by my friend yesterday.waterwatered watereduseused usedstudystudied studiedstopstopped stoppeddodid doneriderode riddenFor examplec

4、leanfinishplaysmokeplantcarryfind found found makemade madeinventbuild built builtsweep swept swepttake took takenbuy bought boughthave had hadLets have a try.sing sang sungtelltold toldgivegave given3）被动语态一般现在时结构： is/am/are/+过去分词A)肯定句形式： 如:It _(use) for cooking. I _(look)after well every day. Many

5、trees_(plant) every year.B)疑问句形式： _it_(use) for cooking? _you _(look)after well every day ? _many trees_(plant) every year? is usedam lookedare planted IsusedArelookedAreplanted _it _(use) for? _you_(look) after well?C)否定句形式：否定句形式： It_(not use) for cooking. I _(not look)after well every day. Many tr

6、ees_(not plant) every year.What isusedWhere arelookedis not usedam not lookedare not plantedThey do their homework after school.Their homework is done by them after school.He plays basketball every week. Basketball is played by him every week.My mother sweeps the floor every day.The floor is swept b

7、y my mother every day. 将下面句子改为被动语态将下面句子改为被动语态1.Children love cartoons. _.2. We see a film in the cinema. _.3. We use computers at work and at home. _.4. They show TV programmes on television. _.5. People of all ages read books. _.Cartoons are loved by children.A film is seen in the cinema.Computers

8、are used at work and at home.TV programmes are shown on televisionBooks are read by people of all ages.翻译下面句子，并改为一般疑问句翻译下面句子，并改为一般疑问句1.黑板下课后清洁黑板下课后清洁. _ _2. 课室每天由你打扫课室每天由你打扫. _ _3. 这些树由你照看这些树由你照看. _ _The blackboard is cleaned after class.The classroom is cleaned by you every day.These trees are looked after by you.Is the blackboard cleaned after class?Is the classroom cleaned by you every day?Are these trees looked after by you?翻译下面句子，并改为一般疑问句翻译下面句子，并改为一般疑问句5.这台电脑是你们老师用的。这台电脑是你们老师用的。 _ _6.你们的桌子是用木材做的你们的桌子是用木