Passage Three
Questions 33 to 35 are based on the passage you have just heard.

A．Solar energy will be considered as an important part of our nation’s energy supply.
B．Because solar energy is in its infancy，we will build more power plants.
C．Because solar energy is in its infancy. the supply of electricity will be rationed.
D．Although solar energy is in its infancy. we don’t need practice energy rationing now.