--Hi, Tracy, you look tired.--I am tired. I__________ the living-room all day.
Dan Brown,_____ author of The Da Vinci Code, is _____ very famous American writer.
Jack, it’s too hot here.______ I open the window?
_____ he promised that he wouldn’t be late, he didn’t arrive until the end of the party
Since the new speed limits ______,the number of accidents in the area has fallen strikingly.
When Kerry and Sam met again two years later, each was pleased to see ____.