完形填空。  

     Thomas Edison wore     1     caps during his life,     2    thinking caps, the caps of many famous

schools and colleges. But the most important cap was his thinking cap. It had saved his mother's    3    .

One day when he was a boy his mother fell ill. The doctor wanted     4    her an operation (手术). But

the light in the room was not bright. Edison quickly    5     his thinking cap and he found a way    6     his

mother. Edison was good at    7      his hands and his head. He was the most interested    8     electricity.

We can see his     9    everywhere because they are very common. They were    10    by Edison's thinking

cap.

B. life      

B. to give  

B. put off  

B. to save  

B. make      

B. of        

B. invent    

B. invented  C. a lot    

C. such as  

C. lives    

C. to gave  

C. put down

C. saving  

C. using    

C. in      

C. invents  

C. made     D. lot of      

D. was like    

D. alive        

D. give        

D. put on      

D. saved        

D. making      

D. on          

D. inventions  

D. making