It was not until I was injured in a car accident ______ the real American society.
Gone are the days ________ we spent together in the mountainous village.
________ is known to us all, our government has spared no efforts to control food prices.
Meizhou Island is such a beautiful place of interest________ everyone likes to visit.
They didn't find the name of the boy in the list, ________, of course, made them very disappointed.
Many people tend to buy things from big store, ________ they believe the qualities are good.