Answer:
The heartbreak or loss of loved one is what makes Emily Dickinson express the feelings in lines 7 and 8.
Step-by-step explanation:
"My Life Closed Twice Before Its Close" is a poem written by Emily Dickinson. The poem describes the heartbreak that she might have gone through, possibly a relationship heartbreak or loss of loved one.
The feelings expressed in lines 7 and 8 are most probably prompted by the loss she has gone through. In last line she is expressing that she is experiencing hell while writing about her heartbreak.