二 1 I'm Linda.I like this invention.It can help people tell the time anywhere.
  I'm John.I like this invention.People use it to take photos.
I'm Sam.I like this invention very much.People can draw pictures and write words on it.
I'm Tom.I like this invention.People can go to places far away in it.
I'm Mary.I like this invention.People can watch news and see the world on it.（eadbc）
2 There are many great inventions in the world.Peter likes the computer the best because he thinks computers help people a lot.With a computer, people can find lots of information they need.People can also read books and know the tatest news with a computer.People can play games,listen to music and see films with a computer.People can talk with their friends and relatives on the computer.Computers are important to all the people now.（43512）
3 Tony is fifteen years old.He is a student.He likes to invent things.He makes a lot of funny things.He makes a clock for his dad.The clock can talk.It can say,“Dad,it's six o'clock.Get up.” He makes a tool for his mum.It can clean the floor by itself.He is working in his bedroom now.He wants to make a time machine.With this machine,people can go back to the past.（acaba）
4 inventions,travel,Cameras,Watches,anywhere,change.
三 1 pater,watch,TV,plane,phoneumbrella
    2 Do you know any great inventions in the world?
       I think the car is a great invention.
       What are you going to invent?
       I am going to invent a flying machine
  3 cbcca    4 FFTTF  5 acacc

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