_贵阳成考网

The author explains what magic is in paragraph 1 by _____.

• A、using examples  

• B、giving causes and effects.

• C、listing the time of magical events
  

• D、comparing a healthy person with a sick one.

By the time I got home, my grandmother________the dinner and was watching TV.

• A、prepares  
  

• B、prepared 
  

• C、has prepared 
  

• D、had prepared

P: Hello, this is Peter speaking. _____51_____, please?