Viết ít nhất 150 từ trong khoảng 20 phút.
The line graph shows the demand for electricity in England during a typical day in winter and summer. The pie chart shows what electricity is used for in an average English home.
Overall, the demand for electricity in winter was much higher than in summer at all times of the day. More than half of the electricity in homes was used for heating rooms and water.
In winter, the demand started at about 34,000 units at midnight and increased to about 40,000 units at around 2 or 3am. Then it fell to the lowest point of about 31,000 units in the morning. After that, the demand rose steadily during the day and reached the highest point of about 48,000 units at around 10pm, before it dropped to 34,000 at midnight.
In summer, the demand was between about 14,000 and 20,000 units all day. It was lowest in the morning and highest at around 2pm and 11pm, at about 20,000 units.
The pie chart shows that 52.5% of electricity was used for heating rooms and water. Ovens, kettles and washing machines used 17.5%, while lighting, TV and radio, and vacuum cleaners, food mixers and electric tools used 15% each.