Hmmm, is this the whole question?
I believe it is called interjection:) good luck!
Answer:
Every time someone recalls a memory, there will be something slightly different about the memory than the last time the person was remembering it
Explanation:
Every time someone recalls a memory, there will be something slightly different about the memory than the last time the person was remembering it
^ You need this part to be past tense because it is talking about the past.