Excuse me, may I take a seat here—________. The man on the seat has left.

I think Tom, as the head of a big department, should either study regularly or______ his job.

“How did it ________ that the new machine was out of order？” asked the manager.

So far this year we _______ a fall in house prices by between 5 and 10 percent

If you are willing to lose weight, these tips will help you lose the last bit of ____ fat.