The prepositional phrase comes at the end of the sentence: in one hand.
Here, the preposition is "in" and the entire prepositional phrase is "in one hand." This phrase is describing the location of the rattle.
Answer:
only laugh with their teeth he means that people now when they do laugh they only laugh for the sake of laughing and not out of real happiness, and then he goes on to say 'while their ice-block-cold eyes search behind my shadow.
Explanation:
People aren't going to be able to answer this without the passage.