You can use the following keyboard shortcuts for working in the FCurves window.
| Action | Keyboard Shortcut |
|---|---|
| Select a keyframe | Click |
| Add keyframe to selection | Ctrl-Shift-click |
| Select range of keyframes | Shift-click |
| Frame all keyframes | A |
| Frame selected keyframes | F |
| Add keyframe on a curve | M-middle-click |