As the ________ of Thomas Edison shows, a child who typically questions the most common facts may turn out a genius as a grown-up.
Though it is 20 years ______ we last met, I still remember the scene______ we got separated on a snowy day.
She is very dear to us. We have been prepared to do ______it takes to save her life.
My grandfather is as ______ as a young man and hates sitting around doing nothing all day.
--You look upset. What’s the matter? --I had my proposal _______ again.
Last Sunday, we took ______ guided walk around by ______ signs of the famous town.