Amount of Electricity Used

This graph show the amount(数量) of electricity used in a small city. It is clear that the city uses more electricity in   than in  . In summer, people use the most electricity at 12 p.m. This is probably    the high temperature at noon. In winter, people use the most electricity at   . The graph also shows the amount of electricity used   from 6 a.m. to 12 p.m. The amount of electricity use decreases (减少)from 6 p.m. to 12 a.m.