The correct interrogative pronoun is "Who" in "Who are you?" because "whom" is used as a relative pronoun and is used to denote a indirect object.
Answer:
Give me that blue water bottle.
Post the paragraph or excert that goes with your question and i will gladly help you......
Answer:
My responsibility in my community was always picking up discarded trash on the side of the road. I know it's small but it really helped the people in my neighborhood. I also had to take care of the community garden. :)