People are working to increase the use of solar energy now that they have fewer supplies of traditional fuels. As supplies of traditional fuels __________. (diminish)
举一反三
- People are beginning to use clean energy sources mainly because _______. A: fossil fuels have caused a lot of pollution B: clean energy is cheap C: fossil fuels have cost a lot of lives D: they do not have enough fossil fuels now
- We have to prepare for a new age of energy synthesis since fossil fuels will be eventually depleted.
- Supplies of ______ food have now reached _______ refugees and ________ situation has improved.
- Human beings have been depending heavily on fossil fuels to meet their increasing energy demands since the Industrial Revolution.
- 中国大学MOOC: We have to prepare for a new age of energy synthesis since fossil fuels will be eventually depleted.