Julieanne Cost hat in ihrem Blog eine Liste der wichtigsten Adobe Camera Raw Shortcuts gepostet:

Camera Raw shares many of the shortcut keys used to select tools as Photoshop does. There are a few deferences however, as you can see below. (Don’t worry, if you can’t remember them all, you can always position your cursor over the desired tool to display the tooltip.)
Z Zoom Tool
H Hand Tool (or press the Spacebar to temporarily access the tool)
I White Balance Tool (or use Shift to temporarily access the tool)
S Color Sample
T Targeted Adjustment Tool
C Crop
A Straighten
B Spot Removal
E Red Eye Removal
K Adjustment Brush
G Graduated Filter
L/R Rotate Left (CCW) / Right (CW) or Command (Mac) / Control (Win) + „[“ or „]“
Finally, Command (Mac) / Control (Win) + K will launch the Camera Raw Preferences.