Cut copy and paste text on Xoom

It seem that I can't select and then copy text out of a GMail or other email account on my Xoom tablet? How do you cut copy and paste text?

Select text: Press and hold Shift , then press left or right.
Cut or copy selected text: Touch and hold text > Cut or Copy.
Paste cut or copy text: Touch and hold > Paste.
Delete a character: Press Delete.
Delete the current line: Press Alternate + Delete.