Which one of following is polite in western culture?（）
A.Throwing paper on the ground
B.Smoking in restaurant
C.Spitting in the street
D.Waiting bus in a queue
正确答案：D
Which one of following is polite in western culture?（）
A.Throwing paper on the ground
B.Smoking in restaurant
C.Spitting in the street
D.Waiting bus in a queue
正确答案：D