If you want to buy something,you must p-- for it .

题目

If you want to buy something,you must p-- for it .
填p开头的单词

答案

填pay,支付的意思.
pay for something：付款
pay后面可以直接加名词或者连接介词组成固定搭配.
如pay for表示付款；偿还；赔偿；受到惩罚；
pay off表示还清；得到好结果；取得成功；付清工资解雇