The bank won’t lend you the money without some _____that you will pay it back.
In spite of her abilities, Laura has been_____________________ overlooked for promotion.
I am sorry I have no time at present to____________________ detail of our plan.
Standing on the tip of the cape,____________________ .
The packages___________________ so that it would be easier to carry them.
We must push the piano to the corner of the hall to_____________________ our party tonight.
According to critics of globalization, several developed countries have become rich because of
_______ has been a topic of continual geological research.
The examination was not very difficult, but it was_____________________ long.
He_______________us but he was short of money at the time.
The phrase "keeps sellers on their toes" in the passage mostly means "______".