举一反三
- Solar panels, wind turbines, hydro power and geothermal energy and hydrocarbons (natural gas or coal) can all be used to produce hydrogen (a primary energy).
- We will have to rely more on ________ energy, such as solar and wind power.
- Which of the following is irreplaceable resource? A: solar energy B: petroleum C: wind power D: tidal energy
- In addition to this unreliability, wind power equipment is very expensive ________to the other energy sources and won’t become a viable alternative until we can slash the costs significantly
- Wind power is an ancient source of energy __________ we may return in the near future.
内容
- 0
Heat energy and energy are the middle processes of energy transformation in an electric power plant.
- 1
Solar energy is now in its infancy, ________.
- 2
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)
- 3
harmful complain reuse enrich clean1. Smog is very _________for human body.2. I am writing to ____________ about your service at the hotel. First, the room here is so dirty.3. __________means to use something again.4. We should use ________energy, such as solar energy, water energy and wind energy.5. This part-time job seems really meaningful. It will surely ________your working experiences.
- 4
Which of the following belongs to clean and renewable energy? A: Geothermal energy B: Solar energy C: Wind energy D: Nuclear energy