If the Watergate Incident__________Nixon would not have resigned from the presidency.
happened to be no one in the building when the fire broke out.
—Did you enjoy staying with your friend last week, Lily? —Yes. I _______ with him for a long time.
—What’s the matter with Della? —Well, her parents wouldn’t allow her to go to the party but she still _______.
, the sun was rising in the east.
Across North China in the world, namely the Great Wall.