What does tim johnson symbolize in to kill a mockingbird? explain maybe

What distinguishes the dialogue of this excerpt most clearly as a work of the postmodern era?

Read the incomplete quatrain. the snowy hill calls to the sleeping child come play! it's time to run, and jump, and slide! my slope is steep, and every ride is wild! which line completes the quatrain's "abab" rhyme scheme? wake up! it's time to come enjoy the snow! wake up! i long for kids to come and play! awake, sweet child! embrace the winter thrills! awake, sweet child! it's time to come outside!

Haow does shakespeare use of supernatural to create suspence in macbeth