2016年秋人教版九年级英语Unit1 period 1课件 1. by 介词,表示“通过…方法或途径”的意思,译成“靠、通过” by后面可以加名词或动名词短语 eg. (1) The house was destroyed by fire. 房屋被火烧毁了。 (2)travel by air (land , sea)航空(陆路、航海)旅行。 (3)go by train (boat , bus)乘火车(船,公共汽车)去 (4)shake sb by the hand 和某人握手 (5)I study English by watching English movies. 我通过看英文电影学英语。