Final Answer:
Two places in "The Monkey's Paw" where the mood changes are when Mr. White makes the first wish, and when the consequence of the wish becomes evident.
Step-by-step explanation:
First Wish:
Mr. White wishes for £200.
The mood is initially hopeful and curious.
Clues: Phrases like "sinister fascination" and "a holy terror."
Consequence Unveiled:
Sergeant-Major Morris warns about the consequences of the wishes.
The mood shifts to suspense and foreboding.
Clues: Words like "grimace" and "pathetically mangled."
Transition:
The mood transitions from anticipation to dread.
Phrases like "troubled expression" and "examinations of the monkey's paw."
Final Answer:
The changes in mood are marked by shifts from hope to foreboding, and anticipation to dread, exemplified by the chosen phrases and descriptions in the respective sections of the story.