If I understand the question correctly, the negative is the "opposite," so here you could write a phrase with the opposite of each word:
The moon sets to the west.
By performing an auto-dissection of his <span>brain
</span>
Answer:
1. These<u> little young green</u> frogs live in the trees.
2. There were <u>three strange striped</u> fish in the lake near my house!
Dialogue is the best option for a hook because it is a useful tool to develop ur character in your story and help move your plot forward.