Unit6 Section B 3a-3b Selfcheck课件人教版英语九年级全册.ppt

,Section B (3a-3b-self check),Unit6,When was it invented ?,The first paper _ (make) in China in 105 AD.For over 500 years the art of making paper _ (limit) to China.In 610, papermaking _ (introduce) into Japan.Kites _ (know) in China about 3,000 years ago.,was made,was limited,was introduced,were known,检测积累 （一）,5. Wheelbarrows _ (invent) in the Han Dynasty.6. Gunpowder _ (discover) by the Chinese hundreds of years ago.7. Soccer _ (develop) in England in the 12th century.,were invented,was discovered,was developed,Why didnt you go to the party? Because I wasnt_ (invite). My mother made me do some washing. (改为被动语态)I_ _ _ do some washing by my mother.,invited,was made to,一、完成下列各题。,（二）,那张照片是什么时候被带到学校里来的? _ _ the photo_ to school? 这首歌是谁写的? _ _ the song_ _ ?,When was brought,Who was written by,He was seen dancing on the square. (改为一般疑问句)_ he_ dancing on the square?,Was seen,教学目标：1) 复习一般过去时态被动语态的用法。 2) 能够用英语讲述自己所熟悉的某一发明。3) 能用就本单元所学习语言材料，完成写作内容。4)了解世界上一些对人类有着重大意义的发明培养学生的创造精神.,从古至今, 无数的发明走进了我们的生活。例如: 电灯泡(light bulb)、电视(TV)、电脑(computer)、电话(telephone)、自行车(bicycle)、雨伞(umbrella)等, 这些发明给我们的生活带来了诸多方便, 使我们的生活水平不断地提高。请根据表格提示, 以“My Favorite InventionComputer”为题目写一篇短文。,要求: 1. 内容充实, 语言通顺, 意思连贯, 表达清楚; 2. 书写规范, 不少于80个词; 3. 可自由发挥。My Favorite InventionComputer_,【写作模板】,【思路点拨】 (1)体裁: 说明文； (2)人称: 第三人称； (3)时态: 一般过去时和一般现在时。,【参考范文】My Favorite InventionComputer In the past few years, more and more inventions have come into our life. Of all the inventions, my favorite is the computer. The computer was invented in 1946. It is used to do many things. People can go online and search the Internet to get the information they need. People can send e-mails to each other,instead of writing letters. Sending e-mails is much more convenient and faster than writing letters. People can also use computers to listen to music, play games, shop or do many other things. Nowadays computers are widely used in offices, banks, schools, companies, hospitals and many other places. Computers are also used in scientific research fields today. The computer is so useful that it is becoming one of the most important parts of peoples life.,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.,invent,nearly,Self Check,invent doubt mention nearly website all of a sudden,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 invention.,all of a sudden,doubt,websites,mention,Someone stole my watch.They used five eggs to make this big cake.,Rewrite these sentences using the passive voice.,2,My watch was stolen (by someone).,Five eggs were used 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.,When was the personal computer invented?,We were asked not to run in the hallway.,The video was taken back to the store (by someone).,1.When_the bridge _？ Last year.A.did; build B.was; buildC.was; built D.did; built2.Flowers_along the road last year.A.plant B.plantedC.are planted D.were planted,归纳巩固,C,D,3.The girl was heardin the next room every afternoon.A.to sing B.singC.singing D.sang4.Do you know Earth Day? Sure. Itin 1970 to tell us to protect our planet.A.sets up B.set upC.is set up D.was set up,Thank you!,Curiosity is the first virtue of scholars. (好奇心是学者的第一美德。),