README.md in trackler-2.2.1.7

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 For this exercise the following C# feature comes in handy:
 - [String Interpolation](https://msdn.microsoft.com/en-us/library/dn961160.aspx) (C# 6 and up).
 
 ### Submitting Exercises
 
-Note that, when trying to submit an exercise, make sure you're exercise file you're submitting is in the `exercism/csharp/<exerciseName>` directory.
+Note that, when trying to submit an exercise, make sure the exercise file that you're submitting is in the `exercism/csharp/<exerciseName>` directory.
 
 For example, if you're submitting `bob.cs` for the Bob exercise, the submit command would be something like `exercism submit <path_to_exercism_dir>/csharp/bob/bob.cs`.
 
 ## Submitting Incomplete Solutions
 It's possible to submit an incomplete solution so you can see how others have completed the exercise.