Answer:
Both mean something is needed or cannot be forgotten. They're synonyms.
Explanation:
1. in and of.
2. in.
3. to.
4. of.
5. into (off could be a preposition but in this case is part of the phrasal verb 'to send off')
The main character in the post-apocalyptic world of Ray Bradbury's 'There Will Come Soft Rains' is a house. Humans are extinct, apparently as a result of a nuclear bomb. Bradbury uses personification, or the imposition of human characteristics on inanimate objects, to bring the house to life.
Prepositional phrase: on Ben's shoulder
Subject: Tattoo
Verb: spells