Unit 15重难点解析

【摘要】： <正>1.Imagine that you are offered a free air ticket that lets you travel around the world and make five stops along the way.想像一下你得到了一张免费机票,可以进行环球旅游,并且沿途可停五站。(1)offer作动词,表示"愿意做(某事),主动提出做(某事)"。常用结构offer to do sth.意为"主动提出做某事"。例如:He offered to lend me some books.他主动提出要借一些书给我。