(Tom and David are visiting the Science  Museum.)

Tom : Wow!There are so many great inventions in the history. 

David:Yes,but I know little about the inventions. 

Tom: Don't worry. I can help you. 1 

David;Good idea! 

Tom : Look , a light bulb ! 

David;Yeah. 2

Tom : It was invented by Thomas Edison. He invented over two thousand things

all his life. 

David : 3

Tom :I agree with you. From then on, 4

David :Tom,there are some pictures of the car , the airplane and the telephone on the wall. Do you know when the airplane was invented?

Tom : 5

David : I've really learnt a lot from you ,Tom. Thanks ! 

Tom : You're welcome !

A.  Let's go to the Asian show.

B.  It was invented in 1903.

C.  Do you know who invented it?

D.  the bulb made it possible for people to work at night.

E.  What about going to the European Show first?

F.   Do you know what it was used for?

G. He was really a great inventor.

1.______ 2._______ 3._______

4,______ 5._______

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