Tom __________ into the house when no one __________.
The invention of artificial hearts marked a turning point in the battle ________ heart disease.
This urban special school always accepts hearingimpaired students, ________ their educational level and background.
She's got the job because she has the advantage ________ others of knowing many languages.
An excellent teacher is believed to be one who devotes himself to the children but ask for nothing ________.
Washington Square Park, ________ the first president, is one of New York city's most popular and oldest parks, dating back to 1827.