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!
Answer:
It would be very difficult because there are a lot of people in my middle school. It would be the hardest in P.E in my opinion, because you can't hear or see if there is a ball being thrown at you. You can get hurt.
Explanation:
The answer for this one is Simple Subject.
Explanation:
whats the story? nobody could answer without the story
