betray 和sold sb.out的区别和相同点

were sold和have been sold的区别 我在书上和词典上看到的ticket sold out.flowers were sold out.有什么区别啊?为什么一 关于sell out和sold out。 折射和反射的区别和相同点 sb. with sb.和sb. and sb. 的区别 sb's+sb's和sb+sb's的区别 红酒白酒黄酒的相同点和区别 sold out与sold有什么区别 tire out sb和tire sb out,有什么区别啊? for sb 和to sb 的区别 preserve sb.和protect sb.的区别 sold at 和sold for区别 （举例说明）