______ she was invited to the ball made her very happy.
. She learnt both business and history, but she knows________of them well, though she can speak on subjects in general.
I am not particular about laptops, but________, I prefer IBM to Sony.
Mr. Park, I know I am late, but please allow me to explain it to you, ________?
When I came into her room, she was________in her book.
—I’m surprised more and more people________participate in the morning exercises in the plaza now.—Morning is a time of day.