Since water in the dam becomes less and less, all citizens are appealed to ____ their water consumption.
举一反三
- Use less hot water _____ installing low-flow shower heads.
- When water cools, but does not freeze, the molecules move ______________ and take up ______________ space. A: Faster, less B: Faster, more C: Slower, less D: Up, less
- We drop a piece of metal into a jar full of water. The metal will float if it weighs less than A: an equal amount of gold B: the water that leave the jar C: all the water in the jar D: an equal amount of wood
- Evaporation from sea water is about 5% less than from fresh water, ______(当其他所有条件都相同时).
- This washing machine uses_____ water and electricity than the _____models. A: less;elder B: less;older C: fewer;oleder D: fewer;elder