A very common one would be I'm so hungry I could eat a horse
The correct answer for the question that is being presented above is this one: "B. Both essays have a satirical tone." The two traits that are common to the essays “The Danger of Lying in Bed” and “The Fallacy of Success” is that b<span>oth essays have a satirical tone. </span>
The correct answer to this question is C to unite the colonists against the British government.
"The domesticated generations fell from him" means that Buck is losing his civilized characteristics (B).
In this passage, Buck is feeling more and more estranged from where he and his ancestors ("generations") originally come from: as he gets a taste of wild life, he feels less and less like a pet ("domesticated") and more like a feral dog or a wolf. He is forgetting his stay-at-home ways ("fell from him") and sees new instincts grow in him, such as the drive to fight and hunt in a pack.
You could avoid using contractions such as don't
revised:
"I am not the best in math. Why? I do not know."
Hope this helps! :)