unit9sectionA.ppt

1、Section A,Unit 9 When was it invented?,Huantan Middle School,Wang Xuelian,When was the basketball invented?,It was invented in 1891.,Who was it invented by?,It was invented by James Naismith.,telephone,car,TV set,calculator,computer,1b,Listen and match the inventions with the dates.,a,b,e,d,c,1876 1

2、885 1927 1971 1976,d,a,b,e,c,1876,1885,1927,1971,1976,When was the car invented? It was invented in 1885.,Pairwork,What is it used for?,It is used for counting.,abacus,What is it used for?,It is used for counting.,calculator,What are they used for?,They are used for giving light.,light bulbs,What is

3、/are used for? Its/Theyre used for,Discuss,The four great inventions of ancient China,Do you know,The Four Great Inventions of ancient China,The passive voice.,被动语态,被动语态的构成:,be动词+ (及物动词的) 过去分词,一般现在时,一般过去时,Exercise,Fill in the blanks,1.The road_(build) last year. 2.Paper (invent) by Cai Lun. 3.The wo

4、rd “cool” (use) by young people so often these years. 4.A stamp is used for(send) a letter. 5.Our classroom(clean) every day, so its very clean. 6.Teenagers should(allow) to choose their own clothes. 7.The book Harry Potter (write) by JKRowling. 8.The sick boys(take) to hospital by the police yester

5、day. 9.Music (love) by everyone in my family. 10.It (believe) that the first computer was invented in America.,was built,was invented,is used,sending,is cleaned,be allowed,was written,were taken,is loved,is believed,Imagine that you are alone on a tiny island. Choose five inventions you would like t

6、o have on the island with you .Tell the group what you chose and why.,Id like to have a radio because I could listen to music all day. Yes, but thats not going to help you leave the island. I think it would be better to have ,Groupwork,A:,B:,music candle,activity glasses,temperature cup,Challenge,Try to be an inventor!,listen