HAPPY CREW

1, To run the heavy machinery, we need to wait until the generator reaches ________.

• A. full power
  
  

• B. solar power

• C. power line
  
  

• D. power failure

2, Many environmentalists suggest using ________ because it is a clean and renewable energy source.

• A. power failure

• B. power plant
  
  

• C. power line

• D. solar power

3, The workers are repairing the ________ that were knocked down by the falling trees.

• A. power failures

• B. power plants

• C. power lines
  
  

• D. full powers

4, The local government plans to build a new nuclear ________ to provide electricity for

• A. power line
  
  

• B. power failure

• C. solar power

• D. power plant

5, This new smartphone application is ________ with most older operating systems,

• A. compatable
  
  

• B. compatible

• C. compatibility

• D. compatibled

6, It is highly ________ to back up your files before installing any new software.

• A. adviseable

• B. advisable

• C. advisible

• D. adviseible

7, The mountain peak was barely ________ through the thick morning fog.

• A. visable
  
  

• B. visible

• C. visionable

• D. visisble

8, Most childhood diseases are now ________ thanks to modern vaccination programs.

• A. preventible
  
  

• B. preventable

• C. preventeable

• D. preventiabled
  
  

9, I don't think his story is very ________; it sounds too strange to be true.

• A. believeable
  
  

• B. believable

• C. believible
  
  

• D. believible

10, After the storm hit the city, there was a major ________ that lasted for six hours.

• A. power plant

• B. power failure
  
  

• C. power line

• D. solar power