Why would I want a place of my own? Then I would have to worry about things like doing laundry and having food in the fridge. (Rafael Nadal)

Homeless

You can find the answers to the homework exercises here. Have a go at this exercise and this one. Which of the explanations really makes the difference in use between come and go clear for you: one, two, or three? Have a look at this to check the use of been and gone. Prepositions of movement are clearly illustrated here. You can listen to the audio for 6.9 here. Sorry!