Unit 6 When was it invented? The Fifth Period Section B (3a-Self Check ),Revision,Retell the story using the mind map below.,Game,Development,Popularity,Problem: quickly taking notes in class New invention: a special pen What it is used for:_,3a,Think of something that you do not like doing. Then think of an invention that could help you. Make notes.,This special pen was invented by Liu Jie. It has three colors and is used for .,3b,Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class.,1 Complete the passage with the correct forms of the words in the box.,invent doubt mention 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 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 sudden,invent,websites,doubt,mention,Self Check,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.,3 Find out information about one invention you would like to know more about and write sentences below.,Invention:_ When: _ Who: _ Purpose:_,1.divide . into .把分成 e.g.:Lets divide ourselves into several groups. 2.teach sb. to do sth.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 e.g.:We both got the school at the same time this morning. 4.stop. from doing (同prevent. from doing)阻止做某事 e.g.:The workers had to work for hours to stop the ship from going down.,Language Points,5.dream of /about . 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.鼓励某人做某事 e.g.:The teacher often encourages us to study hard.,8.achieve ones dream 实现梦想 e.g.:He works hard to achieve his dream. 9. the number of .的数量 a number of 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. 不仅而且 e.g.:He likes not only basketball but also table tennis.,一、用所给词的正确形式填空。 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.,Canadian,heroes,risen,creating,Exercise,二、根据汉语意思完成下列句子。 1.我们被分成四组做实验。 We are _ _ four groups to do the experiment. 2.中国在努力阻止人口数量的增长。 China is trying to _ the _ of population from _ . 3.人们相信有很多人出去赚钱。 _ _ there _ _ number of people going out to make money. 4.什么时候才能实现我的梦想。 When will I _ my _?,divided,into,stop,number,increasing,Its,believed,are,a,achieve,dream,Write an article about your own invention.,Homework,Thank you!,