I am not 100% sure but this is what I think is correct:
5. A.
6. A.
7. A.
8. A.
9. A.
10. B.
The appositive is usually a group of words related to a noun, usually a subject, and describes it in more detail.
The appositive here is a river that flows through Egypt.
Another way of easily spotting an appositive is by looking for commas - if it is separated from the rest of the sentence by commas, it is likely to be an appositive.
It is appropriate for a research paper because it is not opinion based or based in fantasy, it is a real thing you can do research on.
Answer:For example, when you get those weird chewy caramel things on Halloween; given out of kindness but really no good. I'm thinking of something that is a "false gift", almost like the inverse of a blessing in disguise (which this thread discusses, but none of those are what I'm thinking of).
The intentionality of the giver is not so important as the properties of the thing itself: it is supposed to be good, but really isn't.
Explanation: