两名司机开斗气车:i study by having conversations with friends在线等!

来源：百度文库编辑：查人人中国名人网时间：2024/04/29 12:53:53

为什么have要变having

by 是介词,后加名词或动名词

He saluted her by raising his hat.
他举起帽子向她致意。
They sold apples by catty.
他们按斤卖苹果。

by 是介词,后加名词或动名词
我通过与朋友交流学习.

BY是介词,后面不能接动词原形
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怎么很像QQ聊天室里的话?

By For Of In About等都是介词后面要跟动词ING形式
以后见到介词后面动词都用ING形式

by是介词，介词后接动词进行时

i study by having conversations with friends在线等! how do you study for a test?i study by making flashcard. How can I study English? How can i study English? i study cients of comunications How to study by Harry Maddox 英语原文在哪儿找？ I learn English.和I study English.两句有什么区别？ I am （having dinner ）是表语吗 I'M having fun 这句子是什么语法啊？ The 2002 FIFA World Cup was co-hosted by _______and_______.