學測指考詞彙考古題

全民英檢 | 學測/指考 | 國中會考

參考詞彙 基本1200常用800

When you enter a building, be sure to look behind you and hold the door open for someone coming through the same door. It is a common      in many cultures.

(A) acceptance
(B) process
(C) operation
(D) courtesy