history: Last night I heard something scraping on my window. I got up and opened it to look out. I heard something scraping on my window last night. I got up to investigate.
current: Scary!!! What was it?  Were you terrified or just curious?
next: When I got to the window I didn't see anything. I opened it up and peered outside. That is when I saw a slender shadow slinking off. I was so scared.