14. C. Playing sports may have negative results.
15. C. Less than half of the children.
16. A. Adults.
17. D. Parents should teach children to play sports for fun and exercise.
18. A. Ignoring the problem.
Hope it helps. :)
Context.
Dictionary definition: <span>the parts of something written or spoken that immediately precede and follow a word or passage and clarify its meaning.
and
</span>the circumstances that form the setting for an event, statement, or idea, and in terms of which it can be fully understood and assessed
Answer:
I phrase is an uncomplete sentence
The phrase "at midnight" describes the when the action (verb) happens, so that makes it an adverb phrase (a group of words describing a verb).
Adjectve describes a noun
Adverb describes a verb
He has an unnatural appearance.