Many of the big world sports events are _______by wealthy big companies, who hope to advertise their companies or their products.
_________ explanation is useful.
He received ten days’ __________ to leave the office because he was often late for work.
It is easy to do the repair._________ you need is a hammer and some nails.
—Where is you pencilbox,Tom? —I’ve __________ it for this kite.
I must be getting fat—I can __________ do my trousers up.