(used by a speaker or writer referring to herself or himself and another or others)
us
Cases of word usage
1) the mixture of gases that surrounds the Earth and which we breathe (air)
2) till we meet again; goodbye (au revoir)
3) the planet on which we live (earth)
4) the process, act, by which we become aware (through seeing, hearing etc) (perception)
5) the space we look up to from the earth, where we see the sun, moon and stars (sky)
