Some generally refers to a bigger amount that a little, but is not a lot, that is probably a confusing way to explain so i am sorry
<em>Mitch's brother had a sickness like Morrie's so that is one similarity. Morrie also has a younger brother like Mitch. A contrast is that Morrie knows it is okay to show your emotion ex: crying Mitch however does not......</em>
They are the children of an idle brain.
~
So they are the creation of fantasy when you are bored
B. The observers up front were asked to sit down so that the ones in the back could see. When you are talking about people, you use sit, not set.