* Practice makes perfect, _ it is known to us all (we all know it.) * _ is known to all that practice makes perfect. * We all know _ practice makes perfect. * _ we all know is _ practice makes perfect. * _ is known to all is _ practice makes perfect. * We all know the fact _ practice makes perfect. * The fact _ practice makes perfect is known to all. * _ we all know, practice makes perfect. * _ is known to all, practice makes perfect. * We had better practice more often _ practice makes perfect.
