Sameer could be doing anything else but sleep.
If Active Voice is in Modal continuous form, viz. Sub + Modal + be + V1 + ing + Object. there will be no Passive Voice.
940 MCQ for effective preparation of the test of Voices of English Grammar section.
Read the MCQ statement: Sameer could be doing anything else but sleep. , keenly and apply the method you have learn through the video lessons for Voices to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 618-4897.