Quotes are usually integrated using question marks if the quotes are shorter, or with indentation if you quote entire paragraphs. If you wish to change the quote a bit you have to add [] brackets outside of the words that you want to change. After the quote you add regular brackets and write the surname and the page number of the author's book.
Explanation:
I really don't know I'm sorry.
Answer:
unusual
Explanation:
This is because of the prefix un-. It is the most common negative prefix and in this case, unusual means "weird" or "different" (in a negative way.)
Hope this helped.