buy from,buy for和afford是什么意思?

buy from,buy for和afford是什么意思? buy sth from 和afford to do sth造句! afford和buy的区别 buy...from是什么意思 用buy,afford,sell填空 造句：buy sth for sb from sb 用buy from造句.buy For boys,you can buy sock for only 5each!Anysody can afford BUY 是什么意思 buy是什么意思 We can't afford to buy tickets for the concert.(反意疑问句) he the can afford buy to backpack )