When-was-it-inventedSectionB省公开课一等奖新名师优质课比赛一等奖课件.pptx

Unit 6When was it invented?Section B (第第3课时课时)第1页RevisionRetell the story using the mind map below.GameDevelopmentPopularity第2页Problem:quickly taking notes in classNew invention:a special penWhat it is used for:_3aThink of something that you do not like doing.Then think of an invention that could help you.Make notes.第3页This special pen was invented by Liu Jie.It has three colors and is used for.3bImagine you are a business person.Write a description of your new invention.Try to sell the invention to the class.第4页1 Complete the passage with the correct forms of the words in the box.invent doubt mention website all of a suddenIt is often difficult to decide on the inventor of certain inventions.This is because sometimes a few people may _ things which are nearly the same.Its hard to tell who came up with the idea first.Some inventions can also lead to other inventions _.So some people _ whether the inventor came up with the idea himself or herself.They think that the inventor used someone elses idea to create his or her invention.That is why books or _ usually _ more than one inventor when giving information about inventions.all of a suddeninventwebsitesdoubtmentionSelf Check第5页2 Rewrite these sentences using the passive voice.1.Someone stole my watch._2.They used five eggs to make this big cake._3.When did they invent the personal computer?_4.They asked us not to run in the hallway._5.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 was 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.第6页3 Find out information about one invention you would like to know more about and write sentences below.Invention:_ When:_ Who:_ Purpose:_ 第7页1.divide.into.把把分成分成 e.g.:Lets divide ourselves into several groups.2.teach sb.to do sth.教某人做某事教某人做某事 e.g.:He taught us to serve the people heart and soul.3.at the same time同时同时 e.g.:We both got the school at the same time this morning.4.stop.from doing(同同prevent.from doing)阻止阻止做某事做某事e.g.:The workers had to work for hours to stop the ship from going down.第8页5.dream of/about.梦想梦想e.g.:He dreams about/of living on the moon.6.look up to 仰着头看 仰慕The girl is so short that she has to look up to her elder sister.We look up to him as a hero.7.encourage sb.to do sth.勉励某人做某事勉励某人做某事 e.g.:The teacher often encourages us to study hard.第9页8.achieve ones dream 实现梦想实现梦想e.g.:He works hard to achieve his dream.9.the number of.数量数量 a number of 许多，大量许多，大量The number of the students in our class is 40.A number of students are in our class.10.not only.but also.不但不但而且而且e.g.:He likes not only basketball but also table tennis.第10页一、用所给词正确形式填空。1.He is a _(Canada)doctor.2.Yang Liwei is one of the national _(hero).3.The temperature in the world has _(rise)these years.4.Nobody can stop me from _(create)a new game for children.Canadianheroesrisencreating第11页二、依据汉语意思完成以下句子。1.我们被分成四组做试验。We are _ _ four groups to do the experiment.2.中国在努力阻止人口数量增加。China is trying to _ the _ of population from _.3.人们相信有很多人出去盈利。_ _ there _ _ number of people going out to make money.4.什么时候才能实现我梦想。When will I _ my _?dividedintostopnumberincreasingItsbelievedareaachievedream第12页Write an article about your own invention.第13页Thank you!第14页