It acts as a collection of "puzzle pieces" that will complete the larger picture.
Answer:
1. He has lived here FOR two years.
2. She has worked here SINCE 1949.
3. I have been waiting here SINCE three o'clock.
4. He has been living in New York SINCE 1929.
Answer:
In my experience you have two choices. You can either work during the week doing something you are not passionate about but make more money and do whatever you want on the weekends, or you can work for what you are passionate about 24/7 but make less money.
Personally I will pursue the second option because I feel that life is too short for me to live out my days in a box office.
I’d need the story in order to help you choose an answer