buy for 和buy with的区别有没有区别啊请高手解答

buy的用法buy sth.to sb.和 buy sth.for sb.的区别是什么? sell sth at和sell sth for,buy sth at和buy sth for 的区别 buy for,pay for的区别 buy和purchase的区别 sell和buy的区别 buy和take的区别 shop 和 buy 的区别 afford和buy的区别 buy a gift for sb和 buy a gift to sb的区别是什么 pay for cost spend buy 的区别? 【急】有木有purchase for?它 和buy for有什么区别?请给我几句关于perchase的例句加深我的理解, buy one 和 buy it 区别