In their efforts to persuade us to buy that product, shopkeepers have made a close study of human nature and have_______ all our little weaknesses.
The noise was so _____ that only those with excellent hearing were aware of it.
If he refuses to _____ my plan, I can probably find someone more cooperative.
Some people either _____ avoid questions of right and wrong or remain neutral about them.
His landlady gave him a week's _____ to leave the flat.
Even if they are on sale, these refrigerators are equal in price to, if not more expensive than, _____ at the other store.