例句： beautiful cloud formations.

例句： This sport jacket will match those pants nicely.

例句： What is your age?

例句： He goes through the whole performance of checking the oil and water every time he drives the car.

例句： The house has fallen into a state of neglect.

例句： How did he acquire his wealth?

例句： I don't see any point of playing video games all day.

例句： In the prosecution of his duties, he had to interview people of all classes.

例句： Please wait a minute, he is engaged just now.

例句： The Antarctica is a continent centered roughly on the South Pole.