快捷键解释

​Ctrl + A Select all contents of the page. 

Ctrl + B Bold highlighted selection. 

Ctrl + C Copy selected text. 

Ctrl + X Cut selected text. 

Ctrl + P Open the print window. 

Ctrl + F Open find box. 

Ctrl + I Italic highlighted selection. 

Ctrl + K Insert link. 

Ctrl + U Underline highlighted selection. 

Ctrl + V Paste. 

Ctrl + Y Redo the last action performed. 

Ctrl + Z Undo last action. 

Ctrl + L Aligns the line or selected text to the left of the screen.