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          Unit3 who am I? Reading and Comprehending
          瀏覽次數(shù):次      發(fā)布時(shí)間:2018-12-27       發(fā)布人:王丹丹

          Unit3   who am I?

          Reading and Comprehending

          【導(dǎo)學(xué)目標(biāo)】

          1.      Get students to use some useful new words and expressions correctly.

          2.      Enable students to make sentences after the useful sentence patterns.

          3.      Develop students’ spirit of cooperation and teamwork.

          【課前自主預(yù)習(xí)】

          Step1 .pre-reading

          1: How much do you know about computers? (Make a survey)      

          1. What does IT mean?

          Information technology

          2. How to speak 科學(xué)技術(shù) in English?

           

          3. What does PC mean?

           

          4. How to speak 人工智能 in English?

           

          5. What does PDA mean?

           

          6.How to speak 筆記本電腦 in English?

           

          7. What does W.W.W mean?

           

          8. What can computers be used to do in our daily life?

           

          2.       Using the words in warming-up to guess what it is.

          ① An old calculating machine used in China until now. ___________

          ② It is a new calculating machine which can solve a large number of mathematical problems. ___________

          ③ It is built to solve some mathematical problems. But it is too big. ___________

          ④ It is a computer which can solve all kinds of problems and is used widely now . ________

          ⑤ It is a kind of computer which can be taken conveniently(方便). ___________

          3.       Can you put these inventions in an order according to the time when they appeared?

          (     )  Analytical machine(分析機(jī))

          (     ) Laptop

          (     ) Calculating machine (計(jì)算機(jī)器)

          (     ) Robot/android

          (     ) PC

          (     ) Universal machine(通用機(jī)器)

          Step2 reading

          (1) Fast reading

          1. Who am I? __________________________________

          2. Who was the first person to invent the earliest computer? ____________________

          3.  Who was the next important person to design computers? ____________________

          (2) Skimming

          Task1. Find out the topic sentences of each paragraph (P19.Ex2)

          Task2 .Summarize the general idea of this passage.

          _____________________________________________________________

          (2)  Careful reading:

          Task1 Read the first paragraph then fill the blanks

           

          Development 

          Early days 

           

            poor

             

                                

           

           

           

           strong

          Name 

          Function 

          A _________ machine 

          _________difficult sums 

          An ________ machine 

          Think_________ and ________n answer quickly 

          A _________ machine 

          Solve difficult ____________ 

          __________ 

           

          Read the second paragraph then fill the blanks

           

          Development

          Network times 

          _________ stored in 

          Tubes 

            Large

           

           

           

            small

          ____________ 

          Small chips 

          Development  

           

           

           

           

          _________

          __________ 

             Narrow

                                                   

           

           

           

           

           

          wide

           

          Finance 

           

          ________ 

           

          Robots 

           

          Mobile phones 

           

          ___________ 

           

          Space rockets 

           

           

          Task2. True or False

          1. In 1642 I began as a calculating machine and could solve any mathematical problem. (  )
          2.  My real father was Charles Babbage, who wrote a book and build me in 1936.(  )
          3.  After I got my new transistors in the 1960s, I became smaller but cleverer and quicker. (   )
          4.  I was brought into people's homes in the 1970s(  )
          5. Since my birth I have been built to take the place of human race. (  )

          Task 3: Look at the timeline below. Fill in the blanks with information from the reading text.

          Time

          The development of the computers

          1642

           

          1822

          The Analytical Machine was made by Charles Babbage.

           

           

          1940s

           

           

          The first family of computers was connected to each other.

          1970s

           

          now

           

          Task4 Conclusion of the text  How did computers develop?

           A calculating machine  →_____________→  _________________→_________________→________________→________

           

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