Do you have to pay to use these computers? 为什么借此不用for而用PAY TO
问题描述：
Do you have to pay to use these computers? 为什么借此不用for而用PAY TO
答
因为在这里不是词组 Pay for 而是把To 与后面的Use 连用,表目的,意思是说,你是否必须给了钱才能用这些电脑.