Test your keyboard!

You just have to type this sentence: the quick brown fox jumps over the lazy dog in the following manner:
1. Open your notepad in Win
2. Hold the two shift buttons (left and right)
3. Type the sentence the quick brown fox jumps over the lazy dog while keep your fingers holding the two shift buttons)
4. Look at the written result.
5. The more letters that do not come out, the worse quality of your keyboard

Why should you type that sentence (the quick brown fox jumps over the lazy dog)?
Because that sentence's words contains all usual letters to test the type writer and computer keyboard.

Have a great keyboard test!