问题
选择题
Sometimes she talks with Mary over ________ telephone，that is to say，they keep in touch with each other by ________ telephone.
A．the；/
B．/；/
C．/；the
D．the；the
答案
答案：A
over后加表示通讯的词时要用定冠词；by与表示交通工具或通讯手段的词连用时，省去冠词。