Shall or will spray I believe is the correct answer XD
Compound word.
Don't mind the "x" and "z" if you look at the included image.
This might help. It is the image.
http://www.enchantedlearning.com/alphabet/wordforeachletter/compoundwords/answerstiny.GIF
The purpose of exposition (or expository writing) is not primarily to amuse, but to enlighten and instruct. The objective is to explain and analyze information by presenting an idea, relevant evidence, and appropriate discussion. Its essential quality is clarity.
There’s been several situations, i usually try to think positive. Also i try to understand it from the point of view.
A writer focuses on many things.
Some of them include:
Spelling
Capitalization
Punctuation marks
Topic
Number of paragraphs
And, the hook to grab the readers attention in the intro paragraph