-I hear you were hit by a car.- Yes, but the driver drove away_______ I realized it.
The 18th National Congress of the CPC has been one of______things in our life recently.
—_____is your mother ? —A nurse. She works in a hospital.
According to traffic laws, drivers_____ drive cars after drinking wine.
H7N9 is a new kind of .
—I’ll go on a visit to Mount Huang. —____