give me __book on the desk and i also need __pencil（往空格处加定冠词）
问题描述：
give me __book on the desk and i also need __pencil（往空格处加定冠词）
答
give me the__book on the desk and i also need _a_pencil
前面定指桌上的书,后面泛指一只铅笔