新航道济南校区之借此By的用法归总。快要高中大学毕业，考虑出国留学，奈何雅思成绩不，想短期内提高下自己的雅思成绩？来济南新航道试听参观吧。在这里我们拥有专业记得老师，的试题预测，多样性的课程设置起到您咨询QQ214983449穆老师。
By是个很常见的介词，今天我们来介绍它的几个常见用法：
1、被；由
The feast was served by his mother and sisters.这顿美餐是他母亲和他的姐妹们准备的。
He was praised by the teacher.他受到了老师的表扬。
2、表明作者，“（图书、音乐、绘画等）由……创作，出自”。
a painting by Van Gogh...一幅凡?高的画
This book is written by Jack.这本书是杰克写的。
3、表示方式、方法、手段等，“通过；用；凭”。
We'll be travelling by car.我们将开车旅行。
I send a letter by post.我通过邮局寄信。
4、在…旁边；接近
Judith was sitting in a rocking-chair by the window.朱迪丝正坐在窗户边的一张摇椅里。
He gave me a story book when nobody was by.当附近无人的时候他把小说给了我。
5、经过；经由
He kept walking and passed by me on his side of the street.他一直在街对面走着，并与街这边的我交错而过。
He hurried by without a word.他匆匆地走过去没有说一句话。
6、在…时候；到…之前；不迟于
By eight o'clock he had arrived at my hotel.到8点时，他已经到达我住的宾馆了。
We all knew by then that the affair was practically over.到那时，我们都知道事情实际上已经结束了。
7、（乘或除）以
230cm divided by 22cm is 10.45cm.230厘米除以22厘米等于10.45厘米。
8、表示幅度
Violent crime has increased by 10 percent since last year.暴力犯罪自去年以来增加了10%。
The shot missed her by miles.那一没打中她，差了十万八千里。
9、以…计；按…计
Parcels arrived by the dozen from America.包裹成打地从美国运来。
billing is by the minute.以分钟计账。
By的用法很多，但其实很多意思可以合并起来记忆，希望大家能够好好掌握。在日常交流和英语写作中练习起来。