_______I want to know is __________I can master English in the shortest time.
—Do you know when Jim's coming? —He _____ 9:00 a.m.
—I heard they broke up! —______? They were well-matched in high school.
New traffic rule says: “Whoever drives _____ a red light will be punished severely!”
“What are you busy for?”—This is a question we very often get _____ nowadays.
—What should I wear to attend our class day? —Dress ____ you like.