Answer:
Storm and fury by Jennifer L. Armentrout has the courage to fight for self-preservation as a theme.
Explanation:
In "Storm and fury" we are introduced to Trinity who is a girl who has a dangerous gift for some beings in the spirit world. This makes these beings want to destroy it, but Trinity must fight for its preservation and overcome its fears and guarantee its survival, in other words, Trinity is a character moved by courage and that is the main theme that we can observe in this free . In short, the book shows that living requires courage and that we must have the courage to fight for our preservation.
Percy is happy to see his mother again after being in the boarding school. However, he hates his stepfather.
Answer:
I suppose it depends on what the ritual is. In most Religions, if a person is performing (what I think is Ritual), and they believe it wholeheartedly, it is never going to get old. I imagine it depends on the Religion & Ritual.
Other sorts of “rituals” like how many times you brush your bottom and top teeth could become more like “obsessive compulsive disorder”. Some people I know treat their IPhone like a sort of “ritualistic” activity, looking and checking without any real need.
It will depend upon what the Ritual is, and what it is used in or for.

The harmonic frequency refers to the resonant frequency that is an integral multiple of the fundamental frequency, harmonics are usually simple sinusoidal oscillation at a single frequency. where as Resonance frequency are frequencies that are not necessarily sinosudal or integral multiple of fundamental frequency and it may have complex oscillations made up of multiple harmonics ~
It's like if you play a piano with a single key, it will show harmonic frequency, but if you use multiple keys at a time it may show Resonance.
Answer:
I haven't seen Oliver since last week.
We’ve only lived in this house for a few months.
I haven’t put anything on since April 1st. That was my birthday.
We started out revision at 10am and we’ve been studying since then!
My parents have been to lesson for almost two decades.
You’ve been talking on the phone for over an hour.
Dana has loved making jewelry since the day she started.
Alan hasn’t been feeling well since New Year’s Day.
We’ve been been walking around town for hours!