KLBC: Past progressive

[MKamin4397@aol.com]

I know that {taH} and {lI'} are used to indicate progressive aspects in
Klingon, and {pu'} and {ta'} are used to indicate the present perfective.
 However, is there any way to indicate the past progressive in Klingon?  i.e.
  "I was sleeping"

qatlho'
nImaq