I'm at the libary, reading a book.
I am reading.
everyone reading this are luscious
His reading level was average.
The answer to your question can be found in the text that you are reading.
"They asked everyone not to interrupt during the reading of the document."
I was deeply touched by reading my grandmother's diary.
Reading books will help expand your vocabulary.
"This book that I am reading is quite factitious!"
I am reading the job description now.
I am now going to use the words in a sentence....The Scientific Method is good to use while reading my scence book
"She is a paragon of reading." is a sentence, yes. You will notice that it has a subject ("she") and a predicate ("is a paragon of reading")
People in my class are very unsympathetic when it comes to reading.