I don't want to be rude or anything but this looks like it would be a math question
Simple Sentence: People can learn various things from different generations
Compound Sentence: People can learn how to become better at sports, even in simple life lessons.
This is a quote from "The Secret Life of Walter Mitty", and it is a made-up term. He is not a skilled surgeon, so he made up the term obstreosis (a word that does not even exist), duct is like a passage, the same way as tract. So this "disease" makes no sense and does not exist.
Answer:
The Order is a group of wizards, led by Hogwarts headmaster Albus Dumbledore, dedicated to fighting evil Lord Voldemort and his followers. ... Harry used magic to fight off the dementors, and since underage wizards are not permitted to use their wands outside of school, he must face a disciplinary hearing at the Ministry.
That is the summary of the, book you should pick what you like and turn it into one sentence.
