1、Unit 6When was it invented?,Section A Grammar-4c,Studying goals1、To grasp the usages and form of the simple past passive voice.2、To be able to use the simple past passive voice in the sentence.,Grammar Focus,The simple past passive voice 一般过去时被动语态一般过去时被动语态表示过去经常性、习惯性被动动作或过去某一时刻发生的被动性动作，与主动语态相比,被动语态中
2、主语是谓语动作的执行者。 被动语态的构成:was/were+ v 过去分词,Grammar,Bell invented the telephone in 1876. The telephone was invented by Bell in 1876.,主动语态变被动语态的结构图:,主语,谓语动词过去式,宾语,时间状语,主语,谓语动词的过去分词,宾语,时间状语,They sold the fridge at a low price. _2. Somebody stole my camera from my hotel room._3. Where did you take these phot
3、os?_4. Our parents advised us not to go out alone. _5. Different riters translated the book into different languages._,The fridge was sold at a low price.,My camera was stolen from my hotel room.,Where were these photos taken?,We were advised not to go out alone.,The book was translated into differe
4、nt languages.,4a Rewrite the sentences using the passive vocie.,4b Complete the sentences with the correct forms of the verbs in the box.,You_ to the party last night, werent you? Why didnt you go? 2.The earthquake happened all of a sudden, but luckily the villagers _to a safe place.3.The door_when
5、we arrived, so we _the bell.4. The students _ not to eat or drink in class, but Ruby _ the rule when she started eating a biscuit in science class. 5. The cookies _by the hungry kids in less than 20 minutes, and they really _them.,eat, lock, like, ring, invite, break, tell, bring,were invited,were b
6、rought,was locked,rang,were told,broke,were eaten,liked,4c Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks.,The telephone _(invent) by Alexander Graham Bell.He_(born) in 1847. Mr. Bell _（work）on the invention of the telephone with Thoma
7、s Watson. In 1875, Mr. Bell_(learn) how to send musical notes through an instrument similar to a telephone. Finally, the telephone _ (invent) in 1876. The first sentence that _(say) on the telephone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the telephone _(use) around the wor
8、ld.,was invented,was born,worked,learned,was said,is used,was invented,用所给动词的正确形式填空： 1. The bike _(fix) up by Xiaoming yesterday. 2. Shields _ (use) for protecting peoples body in the past. 3.Last year, a picture _(put) up on the blackboard. 4. She said French_ (speak) in France. 5. Teenagers _(allo
9、w) to choose their own clothes two years ago.,was fixed,were used,was put,was spoken,were allowed,Practice,Suppose you are alone on a tiny island. What inventions would you like to have on the island with you? Write a short passage.,Homework,U盘、电脑坏了？教学资料不见了？以前的资料没保存？每一届重复劳动？找不到精品课件、试题、教案反思？各大文库价格昂贵？来【163文库】吧，你可以：上传分享资料赚取零用钱；创建教学空间，分类收藏存储资料；方便下届使用；百万教学资源供你下载；【平台地址：】,
