The reading is all kun'yomi vocab reading, as you can maybe guess from the hiragana sticking out. If you know the readings of the words 下 and 書く separately, you should be able to combine them into one reading. Just don't forget the rendaku here!
In order to write a good article, it is important to make a rough draft.
Did you know Koichi keeps the rough draft for a poem he wrote in high school in his desk drawer in the office?
I wonder if Aya usually makes a rough pencil draft first or if she just draws freehand.