Unit 1 Living with technology Section Ⅰ 课件 1.ppt

1、Unit 1,Section ,Step 1,Step 2,Step 3,Step 4,Step 5,Unit 1 Living with technology Section 课件 1,1Whats the writers purpose in mentioning her Christmas shopping experience? 2Will cellphones still be popular in the future?,Can you imagine life without your cellphone now? It makes you wonder how we manag

2、ed to deal with things in the past without a cellphone, doesnt it? When I was doing my Christmas shopping last month, I couldnt remember how many times I took out my cellphone and gave a quick call to a relative to see if a gift that I was buying in the shop would be suitable for my uncle or aunt, b

3、rother or sister. It was much easier than going to the call box outside and then running back inside the shop to buy things.,The small changes that technology can make to our lives, both now and in the future can at times be more important than we realize. On the more fun side, our phones can be a g

4、reat source of entertainment. The fun that we can have through text messages is something that many of us have experienced.,There are a lot of fun and exciting contents available for purchase with our phones. We are able to get the latest chart tones and interesting videos from websites. We are also

5、 able to store funny pictures and wonderful games in our cellphones. This means that our cellphones are a constant and very welcome source of entertainment in our busy lives. Things continue to look bright for our present and future relationships with our cellphones and their usefulness and entertai

6、nment value in our lives continue to be welcomed.,.What electrical and electronic products do you have at home? Please write down the English names for the products. 1electrical products,2electronic products,.How have these inventions improved peoples lives? _ _ _,参考答案：TV sets are a good example of

7、this. Before TV came into use, people couldnt get various news both in China and other countries in time. With TV sets, people are able to enjoy themselves to kill time and benefit a lot from watching TV programmes.,Scan the text and choose the best answers. 1When and where were the first public TV

8、broadcasts made? AIn 1925 in the USA.BIn 1925 in the UK. CIn 1928 in the UK. DIn 1928 in the USA. 答案：A,2Satellites were used to broadcast TV beginning _. AIn 1967 BIn 1962 CIn 1951 DIn 1938 答案：B 3Who made the first recording of a human voice? AEmile Berliner BThomas Edison CJohn Logie Baird DFarnswo

9、rth 答案：B,4What are CDs often used for? ACopying sound.BCommunication. CStoring and playing music. DBroadcasting. 答案：C,.Read the text carefully and decide whether the following statements are true (T) or false (F). 1Modern TVs use many of the principles first discovered by John Logie Baird. ( ) 2Colo

10、ur TV became popular within just a few years after it was invented. ( ) 3Satellites allow TV to be broadcast live over vast distances. ( ),F,F,T,4The first record players had to be wound up by hand but they could play records for a long time. ( ) 5Traditional records and cassettes do not offer as go

11、od a sound quality as CDs. ( ),F,T,.Read the text again and fill in the form below. The evolution of video and sound devices,contributions,help,construct,Broadcasting,live,access,alternatives,copying,standard,foresee,broadcasts,contributed,broadcast,from,same,when,wound,developed,digital,storage,What are the advantages and disadvantages of the advanced technology? _ _,参考答案： 1Advantages： (1)Meet peoples needs. (2)Improve peoples lives to some degree. (3)Make peoples lives convenient. 2Disadvantages： (1)Radiation may be harmfu