He has just come back form a southern city 为什么用a
问题描述:
He has just come back form a southern city 为什么用a
答
两种情况:1.没必要告知具体是那个城市,只告诉你:他刚从南方的一个城市回来.2.在描述中第一次提到,用:a.如果下文要再进一步描述,则在第二次描述时用:the:He has just come back from a southern city.He likes t...