If you want to know the train schedule, please ______ at the booking office.

　　A. acquire B. inquire C. request D. require

　　[acquire]

　　acquire 獲得

　　[/acquire]

　　[require]

　　require 要求，請求，命令

　　[/require]

　　[inquire]

　　inquire 詢問，盤問，追究

　　[/inquire]

　　[request]

　　request 要求

　　[/request]