No they aren't proper to use in writing class they are considered slang. It would show your teacher that your not interested in sounding educated and proper.
Hope this helps!
According to Barry Lopez, the fundamental topic of nature writing concerns our lack of connection to a sense of place and the natural world.
An intriguing plot, detailed characters, and an interesting rising action.
Answer:
Its never a way to determine emptiness half the time, Maybe the feeling wont go away but you can at least try. Something that helps me is herbal tea of green tea and just taking a walk
Explanation:
If you feel that way take a warm bath, eat something that make you feel you, take a day to yourself