English Ctrl Ctrl English English English Ctrl English Control Key English English English http://en.wikipedia.org/wiki/Control_key English Ctrl English English Ctrl Ctrl Ctrl Ctrl http://en.wikipedia.org/wiki/Control_key#Notation Control key English CTRL English Ctrl Control key English English Ctrl CTRL Control English Ctrl English English Ctrl Ctrl key Ctrl Ctrl English cleared the 6th and 7th bits cleared the 6th and 7th bits Ctrl English English Control English English English Control key cleared the 6th and 7th bits English English Control Key English Ctrl control Control key Ctrl Control Key control cleared the 6th and 7th bits English English English English Ctrl http://en.wikipedia.org/wiki/Control_key#Examples English English English “CTRL” key en.wikipedia.org/wiki/Control_key Ctrl English English Ctrl English English Ctrl Ctrl English Ctrl cleared the 6th and 7th bits Ctrl English CTRL English English Control CTRL English Wikipedia English English English Ctrl Control key English Ctrl