仁爱九年级上-Unit3-Topic-1-Section-A-课件

1、By DavidUnit3 English Around the WorldTopic 1 English is widely spoken throughout the world. Section AThe Passive Voice.助动词be+及物动词的过去分词 be + P.PRevision:Grammar focus:步骤1：把原主动句中的宾语转换为被动语态的主语。步骤2：把动词改为被动形式（be过去分词) （1）人称和数要随着新的主语而变。 （2）时态和原主动句保持一致。步骤3：原来的主语，改为“by+宾语”形式，也可省略。 （将主格变为宾格）步骤4：其他成分（定语、状语）保持

2、不变，照抄。主动语态变被动语态的方法：Many people speak English.主语谓语宾语English is spoken by many people.主语谓语宾语主动语态被动语态 被动语态构成 ：助动词 be +及物动词的过去分词一般现在时：am/is /are + 过去分词一般过去时： was/were + 过去分词一般将来时：will/shall be + 过去分词现在进行时：am/is/are being + 过去分词过去进行时： was/were being + 过去分词现在完成时： have/has been + 过去分词3. We will write a dia

3、ry next class.4. We must protect the environment.A diary_ by us next class. The environment_ by us . will be written must be protected 一些特殊结构的被动结构: （1）感觉动词(hear, see等)改被动语态（2）使役动词(let, make等)改被动语态如动词为 make, see, hear, watch 等，后接宾语补足语为不带“to”不定式时，变被动语态时要加上“to” 。如：5. I saw him fall off the tree.He was

4、seen _the tree.to fall off1. My mother bought me a new bike. =I _a new bike by my mother. =A new bike _by my mother. 带有双宾语的主动语态变被动语态时,直接或间接宾语都可做主语,间接宾语前加 to或for.2. Jack gives Tom a book. =Tom _a book by Jack. =A book _by Jack.was boughtwas bought for meis givenis given to Tom1. 不及物动词没有被动语态。 如：belong

5、 to , happen, take place, last, come true, remain, succeed, fall, die, arrive, ,break out, appear, start等。 * Great changes have taken place in this city. * That bike doesnt belong to Mike. 不用被动语态的几种情况：不用被动语态的几种情况：2. 表示静态的及物动词不用被动语态have / fitI have a TV set.The coat fits me well.3. 祈使句没有被动语态。【正】Look

6、at the blackboard, please 【误】The blackboard is looked at by you 5.某些动词形式是主动，但含有被动的意思。1.这书很好卖。2. 这种布很好洗。The book sells well.This kind of cloth washes very well.3. 这辆自行车需要修理。【正】You must look after yourself 【误】Yourself must be looked after The bike needs repairing .=The bike needs to be repaired.4.反身代词

7、在句中作宾语时，不能用被动语态。The Great Wall is visited by many people.Many people visit the Great Wall.Trees are planted on the hill by people.People plant trees on the hill.Computers are used by children.Children use computers.Beijing Opera is enjoyed by most people.Most people enjoy Beijing Opera.Look and gues

8、s: Do you know where the place is?DisneylandDisneyland is enjoyed by millions of people.DisneylandHow many Disneylands are there all over the world?There are four. Lead in : Read and understand1aListen to the tape and find the key phrases.( ) 1. Mickey Mouse was created by Walt Disney.( ) 2. Disney

9、was only an artist .( ) 3. One day, a mouse came and played on the floor of the garage.( ) 4. The artist and the mouse became good friends.( ) 5. At last, he was pleased with one of his pictures of the mouse. He called it Mickey Mouse. TFTTT2Work aloneBeijing Opera visited people from all over the world.Many trees told to study many foreigners. hard Many roads planted us every year.The students built workers every year.The Great Wall enjoyed their teachers.isareby3aWork aloneMake sentences after the following examples. 1.Copy t