九年级英语全册-Unit-6-When-was-it-invented-Grammar-focus-4c课件-(新版)人教新目标版.ppt

1、Unit 6When was it invented?1. rule (动词动词) _2. near (副词副词) _3. nation (形容词形容词) _4. 偶然；意外地偶然；意外地 _5. 发生发生 _6. 毫无疑问；的确毫无疑问；的确 _7. 跌落跌落 _一、按要求写出下列词汇或词组一、按要求写出下列词汇或词组take placenearlyrulenational by accidentwithout doubtfall into1. _2. _3. _4. _5. _6. _ _The special cup is used for drinking wine. Its beli

2、eved that health is above wealth. We met at the train station by accident. Im sorry that such an accident took place.She is without doubt very happy now. The boy fell into water and had to be pulled out at once. Check the homeworkTell something about how tea was invented by accident.One day Shen Non

3、g was boiling drinking water over an open fire. Some leaves from a tea plant fell into the water and remained there for some time. It produced a nice smell so he tasted the brown water. It was quite delicious and one of the worlds favorite drink was invented.Lu Yu “the saint of tea” mentioned Shen N

4、ong in his book Cha Jing. The book describes how tea plants were grown and used to make tea. It also discusses where the finest tea leaves were produced and what kinds of water were used. Tell something about Lu Yu and his Cha Jing.It is believed that tea was brought to Korea and Japan during 6th an

5、d 7th centuries. In England, tea didnt appear until around 1660. The tea trade from China to Western countries took place in the 19th century.Tell something about how tea spread to other countries.根据课本内容，完成下列句子。根据课本内容，完成下列句子。 1. 拉链是什么时候被发明的？拉链是什么时候被发明的？ _ _ the zipper _?2. 它于它于1893年被发明。年被发明。 It _ _

6、in 1893. was inventedWhen was invented3. 它是由谁发明的？它是由谁发明的？ _ _ it invented _?4. 它是由惠特科姆它是由惠特科姆贾得森发明的。贾得森发明的。 It _ _ _ Whitb Judson. 5. 茶叶什么时候被带到朝鲜去的？茶叶什么时候被带到朝鲜去的？ _ _ tea _ to Korea? 6. 是在六到七世纪之间被带到朝鲜。是在六到七世纪之间被带到朝鲜。 It _ _ to Korea _the 6th and 7th centuries.was invented by When was brought was bro

7、ught duringWho was by7. 热冰淇淋勺用来做什么？热冰淇淋勺用来做什么？ What _ the hot ice-cream scoop _ _? 8. 它用来挖很冷的冰淇淋。它用来挖很冷的冰淇淋。 Its _ _ _ really cold ice-cream. used for serving is used for9. 贝尔于贝尔于1876年发明了电话机。年发明了电话机。 Alexander Graham Bell _ the telephone in 1876. 10. 电话机在电话机在1876年被贝尔所发明。年被贝尔所发明。 The telephone _ _ _

8、Alexander Graham Bell in 1876. invented was invented by英语有两种语态：英语有两种语态：主动语态和被动语态主动语态和被动语态。主动语态表示主语是动作的执行者，而被主动语态表示主语是动作的执行者，而被动语态则表示主语是动作的承受者动语态则表示主语是动作的承受者。如：。如：We cleaned the classroom yesterday. 我们昨天打扫了教室。我们昨天打扫了教室。(主动语态，主语主动语态，主语we是是clean这一动作的执这一动作的执行者行者)The classroom was cleaned yesterday. 教室昨天

9、被打扫。教室昨天被打扫。(被动语态，主语被动语态，主语the classroom是是clean这一这一动作的承受者动作的承受者)一、一般过去时被动语态一、一般过去时被动语态一般过去时被动语态的结构为一般过去时被动语态的结构为“主语主语+ was /were +及物动词的过去分词及物动词的过去分词(+by+动作的执动作的执行者行者).”。如：。如： Trees were planted last spring.去年春天种了树。去年春天种了树。1. 肯定句肯定句： 主语主语+was / were+及物动词的过去分及物动词的过去分词词+其他其他.e.g. Paper was invented by

10、Chinese people two thousand years ago. 纸是中国人在二千多年前发明的。纸是中国人在二千多年前发明的。 2. 否定句：否定句：主语主语+ was/were not+及物动词的过及物动词的过 去分词去分词+其他其他.e.g. Women were not allowed to take part in the games at first. 开始妇女不允许参加奥运会。开始妇女不允许参加奥运会。e.g. Was this picture drawn by your sister? 这幅画是你妹妹画的吗？这幅画是你妹妹画的吗？ 3. 一般疑问句：一般疑问句：Was

11、/Were +主语主语 +及物动词的过去分及物动词的过去分 词词+其他其他?二、被动语态的用法：二、被动语态的用法：1. 不知道谁是动作的执行者，或没有必不知道谁是动作的执行者，或没有必要指出谁是动作的执行者要指出谁是动作的执行者。 e.g. English is spoken all over the world. 全世界都在说英语。全世界都在说英语。2. 需要突出或强调动作的承受者需要突出或强调动作的承受者。 e.g. This dictionary is used by most students. 这本字典是大多数学生在用的。这本字典是大多数学生在用的。1. 有些短语动词相当于及物动词

12、，变为有些短语动词相当于及物动词，变为被动句时介词或副词不能去掉。被动句时介词或副词不能去掉。 e.g. They put off the meeting because of the weather. The meeting was put off because of the weather. 会议因天气的缘故被推迟了。会议因天气的缘故被推迟了。 三三、主动语态变被动语态应注意的问题、主动语态变被动语态应注意的问题2. 含有双宾语的主动句变为被动句时，含有双宾语的主动句变为被动句时， 通常把指通常把指“人人”的间接宾语变为主语，的间接宾语变为主语， 指指“物物”的直接宾语保留不变；如果把的

13、直接宾语保留不变；如果把 指指“物物”的直接宾语变为主语，则在间的直接宾语变为主语，则在间接接 宾语前加宾语前加to或或for。e.g. My aunt gave me an e-dictionary yesterday. I was given an e-dictionary yesterday. An e-dictionary was given to me yesterday.3. 主动句中感官动词主动句中感官动词see / hear / watch / feel等和使役动词等和使役动词make / let / have等后等后跟省略跟省略to的动词不定式，变为被动语态的动词不定式，变为

14、被动语态时应加上不定式符号时应加上不定式符号to。 e.g. I saw a heavy man enter the house. A heavy man was seen to enter the house.4. 系动词、不及物动词或某些短语动词系动词、不及物动词或某些短语动词（happen, take place, e true, fall asleep）没有被动语态。）没有被动语态。e.g. What happened to Mr. Brown? 布朗先生发生了什么事？布朗先生发生了什么事？将下列句子变为被动语态。将下列句子变为被动语态。 1. He chose six story b

15、ooks the other day. Six story books _ _ by him the other day.2. Uncle Lee gave Jack a large cake for he painted the wall wonderfully. Jack _ _ a large cake for he painted the wall wonderfully.was givenwere chosen3. A mouse ate half of the cake last night. Half of the cake _ _ by a mouse last night.w

16、as eaten将下列句子变为主动语态。将下列句子变为主动语态。 4. Were these machines invented by Edison?_ Edison _ these machines?Did invent5. The post card was sent to Linda by Paul. Paul _ the post card _ Linda. 6. America was discovered by Columbus. Columbus _ America.sent todiscovered对划线部分提问对划线部分提问 7. Shoes with lights were

17、 used for seeing in the dark. _ _ shoes with lights _ for? 8. Paper was invented in China almost a thousand years ago. _ _ paper _ in China? usedWhat wereWhen was invented4aRewrite the sentences using the passive voice.点拨：原句为一般过去时态，原句的谓点拨：原句为一般过去时态，原句的谓语动词为语动词为sold，宾语为，宾语为the fridge；改为；改为被动语态时，应将被动语

18、态时，应将the fridge作主语，谓作主语，谓语动词用语动词用was sold的形式。的形式。1. They sold the fridge at a low price.The fridge was sold at a low price. 点拨：分析原句的句子结构可知，点拨：分析原句的句子结构可知，stole是谓语动是谓语动词，词，my camera是句子是句子的宾语；改为被动语态句时，应将的宾语；改为被动语态句时，应将my camera作句子主语，谓语动词用作句子主语，谓语动词用was stolen的形式。的形式。2. Somebody stole my camera from my

19、 hotel room. _ _My camera was stolen from my hotel room. 3. Where did you take these photos? _4. Our parents advised us not to go out alone. _5. Different writers translated the book into different languages. _ _Where were these photos taken? We were advised not to go out alone. The book was transla

20、ted into different languages by different writers. 1. 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. were invitedeat, like, invite, tell, lock, ring, break, bringwere brought4bComplete the sentence

21、s with correct forms of the verbs in the box.句子主语句子主语you与与invite之间存在被动关系。之间存在被动关系。villagers与与bring之之间存在被动关系间存在被动关系3. The door _ when 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 _

22、by the hungry kids in less than 20 minutes, and they really _ them. was lockedrangbrokewere toldwere eatenlikedthe door与与lock之间为被动之间为被动关系；而关系；而we与与ring之间则为之间则为主动关系；其他各题相同。主动关系；其他各题相同。The telephone _ (invent) by Alexander Graham Bell. He _ (born) in 1847. Mr. Bell _ (work) on the invention of the tel

23、ephone with Thomas Watson. was bornwas inventedworkedDecide whether active or passive forms should be used in these sentence. Write the correct forms in the blanks. 4cthe telephone与与invent之间之间存在被动关系；存在被动关系；Mr. Bell与与work之间是主动关系。之间是主动关系。In 1875, Mr. Bell _ (learn) how to send musical notes through an

24、 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, e here; I want to see you.” Today the telephone _ (use) around the world. learnedwas inventedwas said is usedMr. Bell与与learn之间为之间为主动关系。主动关系。补全下

25、列主动句变被动句。补全下列主动句变被动句。1. Jenny put her clothes in the suitcase last night.Her clothes_ _ in the suitcase last night.2. The twins sang an English song that day. An English song _ _ _ by the twins that day.3. Did they build a bridge here a year ago? _ a bridge _ here by them a year ago?4. They sold out the light green dresses yesterday. The light green dresses _ _ _ out.