八年级英语Modern machines Reading课件2.ppt

1、Unit 3 Modern machines ReadingPre-reading1.Look at the titles and pictures,guess what we are going to learn?2.How many parts are there in this passage?computer 3Hidden helpersWhat kind of jobs can a computer do?Is a computer cleverer than I am?3.Finish exercise B(P44).Look and thinkKeys:1.Correct 2.

2、Correct 3.are already cleverer are not clevererDiscussing in groupsWhile-reading1.Many years ago,we could see computers everywhere.2.There are lots of small,hidden computers in our home.3.Computers are the best calculators in the future.4.We call computers the electronic brains.5.For the time being,

3、computers are cleverer than us.skimmingRead the text quickly and finish the exercise on P46 C Find the meaningC1.BCBABAC2.DEACBCskimmingRead the text carefully1.What are hidden helpers?2.Where may a computer hide inside?3.What can computer do except(除.之外)calculating?4.Can computer control railways?5

4、.In the future,who may computers be better at doing their jobs than?6.What are the interesting questions?scanning1.What are hidden helpers?Computers.2.Where may a computer hide inside?They may hide inside a TV set,mobile phone,washing machine,micro-oven,many other machines.scanning3.What can compute

5、rs do except(除除.之外之外)calculating?They can also type,print and draw.They can operate railways and fly planes and spaceship.4.Can computer control railways?Yes.They can operate railways.scanning5.In the future,who may computers be better at doing their jobs than?They may be better at doing their jobs

6、than doctors,judges and teachers.6.What are the interesting questions?How will computers change our lives?Will we have nothing to do?Will computers make our lives better or worse in the future?scanning Listen to the tape Pay attention to the pronouciation of the words.Read the passage again,then ask

7、 and answer questions in pairs.S1:May I ask you some questions?S2:Yes,please.S1:When did you first see computer?S2:Let me see.I first saw computer in 1997.What about you?Here is a model for youRead the text again and finish exercise D&E(P47)D Find the factsE read and think The keys to Ex D.1.Hidden

8、helpersA.There are many tiny,hidden computers in everyones home.B.People are dependent on computers than they realize.2.What kind of jobs can a computer do?A.Computers rarely given wrong answers at calculating.B.It is correct.3.Is computer cleverer than I am?A.Its correct.B.Computer may be better at

9、 doing their jobs than doctors,judges and teachers in the future.E Read and think2.calculate;type;print;draw3.Operate railways;fly planes;spaceship4.Create new ideas5.Nothing to doPost-readingnNowadays,computers are more and more important.Computer could help us a lot,and most of us use computer eve

10、ryday.But as a student,do you think we should use computer a lot?Why?DiscussingnNowadays,computers are more and more important.Computers could help us a lot,and most of us use computers everyday.But as a student,do you think we should use computer a lot?Why or why not?DiscussingDo some exercise.Homework1.Learn the new words by heart.2.Read listen to the passage three time times.3.Prepare Listening and Speaking4.Finish a paper.