Since I believe Emily Dickinson wasn't really religious, I would say that she writes that the church steeples "swam in Amethyst" to show that the church steeples represent wealth. Amethyst is green, just like money, so maybe she wanted to portray wealth in this way.
Your writing will 'improve'
Answer:
The arrow hadn’t hit the center, but Ms. Chang said I’d done very well for my first time.
Hope this helped ;)
I would think a unit of speech is the word...word. Letters make up a word. One word is not a sentence.
