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1、Unit 6 When was it invented?,Grammar Focus / Self Check / Writing,1885,1971,1976,1907,Bill Hewlett,创设情境，呈现目标,When was it invented?,It was invented in 1971.,Who was it invented by?,It was invented by Bill Hewlett,学习目标,一、熟练掌握以下词汇：fridge, translate, lock, earthquake, sudden, biscuit, cookie, instrument
2、 二、通过学习，掌握以下句型： 1. When was the zipper invented? It was invented in 1893. 2. Who was it invented by? It was invented by Whitcomb Judson. 3. When was tea brought to Korea? It was brought to Korea during the 6th and 7th centuries. 4. What is the hot ice-cream scoop used for? Its used for serving reall
3、y cold ice-cream. 三、1. 通过对本单元语法的复习与巩固，学会归纳与总结。 2. 通过对写作内容和写作方法的分析，完成写作任务。 四、 通过对被动语态表达的发明和创造的事物来认识人类的科技进步和培养学生的创新能力来达到情感，态度，价值观的课堂体现。,Edison invented the light bulb. The light bulb was invented by Edison.,Alexander Graham Bell invented the telephone. _ was invented by _.,Karl Benz invented the car.
4、_ was invented by _.,Complete the sentences.,The telephone,Alexander Graham Bell,The car,Karl Benz,Read the sentences in Grammar Focus and answer Kobes questions.,拉链什么时候被发明的？ 它是被谁发明的？ 茶什么时候被带到韩国？ 加热冰激凌勺子被用来干什么？,When was the zipper invented?,Who was it invented by?,When was tea brought to Korea?,What
5、 is the hot ice-cream scoop used for?,自主学习、交流展示 Grammar Focus,Kobe, here are the answers! 拉链被发明与1893年。 它是由 Whitcomb Judson 发明的。 茶是在六到七 世纪期间被带到韩国的。 它被用来吃很冷的冰激凌。,It was invented in 1893.,It was invented by Whitcomb Judson.,It was brought to Korea during the 6th and 7th centuries.,Its used for serving
6、really cold ice-cream.,Thank you! Now, can you tell me the answers for Activity 4a?,Rewrite the sentences using the passive voice. 1. Somebody stole my camera from my hotel room. 2. Where did you take these photos? 3. Our parents advised us not to go out alone. 4. Different writers translated the bo
7、ok into different language.,My camera was stolen (by somebody) from my hotel room.,Where were these photos taken (by you)?,We were advised not to go out alone (by our parents) .,The book was translated into different languages by different writers.,Task 1 4a,Can you do this kind of exercises now? Ha
8、ve a try !,Someone stole my watch. They used five eggs to make this big cake. When did they invent the personal computer ? They asked us not to run in the hallway . Someone took the video back to the store .,My watch was stolen (by someone).,Five eggs were used to make this big cake(by them).,When w
9、as the personal computer invented (by them)?,We were asked not to run in the hallway (by them).,The video was taken back to the store (by someone).,Task 2 Self Check 2,Complete the sentences with the correct forms of the verbs in the box.,eat like invite tell lock ring break bring,1. You _ to the pa
10、rty 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 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 a science cl
11、ass. 5. The cookies _ by the hungry kids in less than 20 minutes, and they really _ them.,were invited,was locked,rang,were told,broke,were brought,liked,were eaten,Task 3 4b,Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks.,The telephon
12、e _ (invent) by Alexander Graham Bell. He _ (born) in 1847 . Mr. Bell _ (work) on the invention of the telephone with Thomas 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
13、_ (say) on the phone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the telephone _ (use) around the world .,was invented,was born,worked,learned,was invented,was said,is used,Task 4 4C,难点释疑、拓展延伸 被动语态 (Passive Voice)：,结构: be + V-p.p.,am / are / is +动词的过去分词,was / were +动词的过去分词,一般现在
14、时的被动语态:,一般过去时的被动语态:,Many people speak English. (主动语态),English is spoken by many people.,The naughty boy broke the window yesterday. (主动语态),The window was broken ( by the naughty boy) yesterday.,We bought some books.,主动句与被动句之间的转换,Some books were bought ( by us ),主语 谓语动词主动语态的过去式 宾语,主语 谓语动词被动语态的过去分词 介词
15、+ 宾语,主动句变为被动句所遵循的4个步骤：,1.把原主动句中的宾语变为被动句的主语。,2.把动词变为被动形式即be+过去分词，并注意其人称和数随主语的变化，而动词的时态则保持不变。,3.原主动句的主语如需要则放在by后面以它 的宾格形式出现（注代词的宾格），如不需要则可省略。,4.其它的成分（定语、状语）不变。,Complete the passage with the correct forms of the words in the box.,invent doubt mention nearly website all of a sudden,It is often difficult to decide on the inventor of certain inventions. This is because sometimes a few people may _ things which are _ the same. Its hard to tell who came up with the idea first. Some inventions can als
