It is believed that high achievers work toward personal standards of excellence ______ material rewards.

“Perhaps we need to send for Dr. Smith to see what we can do about it,” Father suggested ________ to his neighbor who had come to discuss the problem.

As a matter of fact, the unemployment figures are not_____ related to the rise in prices.

He was breathing ______ after the relay race. 

— I think it’s beneficial to build a library near our dormitory building.—  　　　. It will be a great convenience.