Tagalog Indirect Speech or Thought: Introduced by Kung ¹

Tinanong ko si/kay Mary kung nandito si John.

I asked Mary whether John was here.

Tinanong ko kung nandito si John.

I asked whether John was here.

Alam ko kung nandito si John.

I know whether John is/was here.

Hindi’ ko maalala kung nandito si John.

I can’t remember whether John was here.