by doing sth 的意思是“通过做某事”
分析:
1、by 是介词,用来表示方法、手段、方式,意思是“凭借;靠;用;通过”,后接动词时要-ing形式。即 by doing sth .
如:
I improve my English by listening to English songs .
我通过听英语歌提高英语。
He bacame a college student by working hard.
他通过努力学习成为了一名大学生。
拓展(by常见的其它用法):
1、by+地点名词。表方位,意为:“在…旁边”。
如:
He sits by the window.
他坐在窗边。
2、by+时间名词。意为:“到…时(已发生某事),此时谓语多用完成时;最晚、不迟于…,在…之前”。
如:
We had learned two hundred words by the end of last term .
到上学期末为止我们学了两百个词。
3、by+交通工具、交通方式名词(名词前不加冠词,不变复数)。意为:“通过…,由…,乘…”。
如:
1). He goes to school by bus every day.
他每天乘公共汽车上学。
2). The man entered the room by the back door.
那人通过后门进入了房间。
4、by+身体部位名词或衣服名词。表示被抓住身体/衣物的某一部分,常与动词catch/seize/take/hold/grab等连用。
如:
The policeman caught the thief by the arm.
警察抓住了小偷的胳膊。
通过做某事
by doing so 通过这样来做
be dying to 渴望,切望
woulsign by visiting doing sth 下定主意做某事
respond by doing sth 通过做……作出回答
tickle by doing sth 以做某事满足
by 是介词,用来表示方法、手段、方式,意思是“凭借;靠;用;通过”,后接动词时要-ing形式。即 by doing sth .
通过做某事,顺便做某事
通过做某事,he became a college student by working hard.