As nobody here knows what is wrong with the machine, we send for an engineer to handle the problem.
He left the place, ____ never to return.
The manager promised to keep me ____ of how our business was going on.
____ nice,the soup was sold out soon.
_____ by the beauty of nature, the girl from London decided to spend another two days on the farm.
Has the boy who was made use of ____ realized his mistakes?