九年级英语Unit4 Topic 2 Section B 1课件仁爱版

Topic 2 Section B a computer desk /woodred wine / grapestoothbrush/plasticinvent /America /in1946computerShen zhou VIlaunch /in China/ in 2005pirates of the Caribbeandirect /by Gore Verbinski /in 2006mobile phone 1973America communicate easily digital camera1975Americatake photosa great inventor light bulbone of Edisons inventionsListen to 1a, answer the following questions.1:When was the light bulb invented?2:What about the radio?3:Who was the airplane invented by?In 1879.In 1895.Wilbur and Orville WrightLanguage points:1: in / during ones daily life 在某人的一生中在某人的一生中2: in our daily life / in our everyday life 在我们的日常生活中在我们的日常生活中3：Its said that 据说据说 Its reported that 据报道据报道4: more than /over 超过，多于超过，多于5: one thousand inventions 一千项发明一千项发明 thousands of 数千的，成千上万的数千的，成千上万的6: go/come this way 请走这边请走这边InventorA.Karl BenzB. John BairdC. Alexander Graham BellYeara.1926b. 1876c.1885car-A-ctelephone-C-btelevision-B-aListen ,choose the correct answers.Dolly : the cloned sheepListen , answer the questionsListen , answer the questions. .1:Where was Dolly created?1:Where was Dolly created?2:What is used in cloning?2:What is used in cloning?3.What other things has man cloned?Listen , answer the questionsListen , answer the questions. .1:Where was Dolly created?1:Where was Dolly created?2:What is used in cloning?2:What is used in cloning?In Scotland Its DNARabbits, cows, mice, pigs and some other animals. 3.What other things has man cloned?Read 3a ,mark the statements true (T) or false( F )( )1:The cloned sheep, Dolly,was cloned in Canada.F( )2:Scientists have cloned pigs.T( )3:Every part of our body has different DNA.F( )4:There is DNA in all living things.FDiscuss “Is it good or bad to clone another you?”用括号内所给单词的适当形式填空。1：Thomas Edison is a famous _.He _ many things in his life. One of the _is light bulb. Do you know when it was _? (invent )2:Dolly , the _(clone) sheep was_(creat) a few years ago. inventorinventedinventionsinventedclonedcreatedChoose the best answer（ ）1:-do you know the story of Liu Sanjie? -of course .The story _hundreds_ years ago. A was happened ,of B happened ,of C was happened, / ( ) 2 :I didnt go to my best friends party because I_. A wasnt invited B havent invented C didnt invented ( ) 3 :-When _the hospital _? Around 1995 A does ,built B was, built C is, builtBAB