单项选择题
A.Once B.Three times C.Twice D.Four times
A.The box fell down and hit the man on the head. B.The box continued to go up. C.The man went up to the top of the building. D.The man fell down and broke his legs.
A.the selling of alcohol and drugs B.pressure from their parents and relatives C.curiosity D.their eagerness to experience what is not permissible to them