例句： " How are you?" is a conventional greeting.

例句： She is so independent that she refused all pecuniary aid.

例句： He has serious aspirations to a career in politics.

例句： The transportation took off with its cargo at midnight.

例句： Stones were flying about in every direction.

例句： Astronomy is the scientific study of the sun, moon, and stars and other heaven bodies.

例句： That fat woman looked ridiculous in her tight golden dress.

例句： His ability carried him to the top of his profession.

例句： A captain commands a company or battery.

例句： They differ widely in their opinions.