Solar energy is now in its infancy, ________.
举一反三
- We now use alternative forms of energy such as solar, wind and hydro electric power._
- 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)
- Which of the following belongs to clean and renewable energy? A: Geothermal energy B: Solar energy C: Wind energy D: Nuclear energy
- Promoting solar energy is going to be an education about ________.
- We will have to rely more on ________ energy, such as solar and wind power.