选择出国留学的同学们，你们怎么向你的老师去要一封推荐信呢，推荐信的内容应该怎么写呢，下面和出国留学网小编一起来看看出国留学如何请老师写推荐信。Getting a reference letter is far more difficult and often a source of much anxiety. Whom to ask， how to ask， what to say？（要一封牛推看起来十分困难，问谁要？怎么要？都是十分值得考究的）But getting an outstandin...