To find "do" in a key signature, the reference explains a method based on identifying the last sharp. Here's how to do it:
- Identify the Last Sharp: Look at the key signature and find the last sharp that appears.
- Go Up One: From the note of the last sharp, go up one half step. The note you land on is "do".
- Count Down Eight Notes: You can also count down eight notes from the note of the last sharp to find "do".
