No, I doubt you were studying while your parents were away.
You don't know them.
I was just studying and all of a sudden I hear him crying and sounding all weird. My parents are going to kill me. I doubt it.
I was just studying and all of a sudden I hear him crying and sounding all weird. My parents are going to kill me. I doubt it. [SEP] You don't know them. [SEP] No, I doubt you were studying while your parents were away.