The Moon and most artificial satellites travel around the Earth in elliptical paths．A.wave

5.The moon and the asteroids are alike with respec

Which might be the most appropriate title of the passage？A．Artificial relationships.B．How

The periods of light and darkness the moon created were the first accepted periods of time

The Sun, the Moon, and Earth have magnetic fields, and______evidence that the stellar that

History as the artificial extension of the social memory （and I willingly concede that th

The poor little boy lost his way, and he sat in the woods _____.A. to weepB. weepC.