My ______ of this weekend’s activity is going out with some good friends.
Barack Obama, who came into _________ power on January 20, 2009, was awarded _________2009 Nobel Peace Prize.
—I’m calling to say good-bye. I’m flying home tomorrow. — .
He suddenly remembered that ___at home.
Time ___, we’ll visit the university next week.
Seeing that the old lady had no chair ___, the boy offered her his own.A, to sit B to be seated C. to seat herself D. to sit on