how to checkout file/folder from svn

1. In svn is not installed, install it by following command

     sudo apt-get install subversion
2. Now to download file/folder user following command
   
 $svn checkout url_path_of_file/folder

eg to download speech_tools from 

svn://svn.berlios.de/festlang/trunk/speech_tools  use following command 

$svn checkout   svn://svn.berlios.de/festlang/trunk/speech_tools