Ответ:

По образцу используем Present Continuous: am/is/are + глагол с окончанием -ing.

  1. I think my dad is having lunch now.
  2. I think my mum is working now.
  3. I think my brother is reading a newspaper now.
  4. I think my sister is cleaning the house now.
  5. I think my friends are learning English now.

Это возможные примеры: действия членов семьи и друзей в данный момент неизвестны.