Based on the context and the answer, generate a question. 

Context: I kept hearing car noises . The time turned to early morning and I was still awake listening to music on the computer . Then , there was pounding on door , almost opened and my grandma yelled at me to shut it . I shut and locked it again and looked through the eye hole thing .

Answer:

I thought I heard noises made by a vehicle .



What may have happened before the pounding on the door ?