Lighting uses 20 percent of the world’s electricity.
A: 正确
B: 错误
A: 正确
B: 错误
举一反三
- 中国大学MOOC: Lighting uses 20 percent of the world’s electricity.
- 中国大学MOOC: The plant provides forty percent of the country’s electricity.
- The plant provides forty percent of the country’s electricity. A: factory B: farm C: station D: dam
- 9% of the world's electricity supply is provided by hydroelectric power.
- Electricity generation is the process of converting some form of energy ___ electricity.