Already
Definition 1 of 3
Pro Tip 1/3
Unexpected Timing
Use 'already' to express that something occurred sooner than anticipated, showing your surprise. He's already finished the work?
Pro Tip 2/3
Past Completion
Indicate that an action has been done before now, often when the result is still relevant. She's already eaten lunch.
Pro Tip 3/3
No Need to Repeat
Show that something doesn't need to happen again because it has been done. You've already told me that story.